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Midea\2011 Technical Service Manual\Split type
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Part 1 General Information……..……………………..………………..…....……………………….
Part 2 Indoor Units…………………………………….………………...……..................................
Part 3 Outdoor Units………………………………….…………….…...……....………………..
Part 4 Installation……………………………………………………....……....………......................
Part 5 Control………………………………………………………………............…………………..
Annex……………………………………………………………............………………………………
- 2 -
Part 1 General Information
1. Model Names of Indoor/Outdoor Units………………
2. External Appearance……………………………………
3. Nomenclature………………………………………………
- 3 -
1. Model Names of Indoor/Outdoor Units 1.1 Model Names of Indoor Units:
Model Refrigerant Capacity (Btu/h) Power Supply
MTA-76CR R22 76000 220-240V~1ph~50Hz
MTA-76HR R22 76000 220-240V~1ph~50Hz
MTA-96CR R22 96000 220-240V~1ph~50Hz
MTA-96HR R22 96000 220-240V~1ph~50Hz
MHB-76CR R22 76000 220-240V~1ph~50Hz
MHB-76HR R22 76000 220-240V~1ph~50Hz
MHB-96CR R22 96000 220-240V~1ph~50Hz
MHB-96HR R22 96000 220-240V~1ph~50Hz
MHA-150HR R22 150000 220-240V~1ph~50Hz
MFA-76CR R22 76000 220-240V~1ph~50Hz
MFA-76HR R22 76000 220-240V~1ph~50Hz
MFA-96CR R22 96000 220-240V~1ph~50Hz
MFA-96HR R22 96000 220-240V~1ph~50Hz
1.2 Model Names of Outdoor Units:
Model Refrigerant Capacity (Btu/h) Power Supply
MOV-76C R22 76000 380-415V~3ph~50Hz
MOV-76H R22 76000 380-415V~3ph~50Hz
MOV-96C R22 96000 380-415V~3ph~50Hz
MOV-96H R22 96000 380-415V~3ph~50Hz
MOV-150H R22 150000 380-415V~3ph~50Hz
- 4 -
2. External Appearance 2.1 Indoor Units
MTA-76CR MTA-76HR MTA-96CR MTA-96HR MHB-76CR MHB-76HR MHB-96CR MHB-96HR
MFA-76CR MFA-76HR MFA-96CR MFA-96HR
MHA-150HR
- 5 -
2.2 Outdoor Unit
MOV-76C MOV-76H MOV-96C MOV-96H
MOV-150H
- 6 -
3. Nomenclature 3.1 Indoor unit:
M T A - 76 C R
R: Remote controllerFunction CodeC: Cooling H: Cooling and Heating
Cooling Capacity (×1000Btu/h)
Product SeriesA: 1st time designB: 2nd time design
Indoor UnitsT: Duct typeH: High pressure duct typeF: Floor-standing type
Midea
3.2 Outdoor unit:
M O V - 76 C
Function CodeC: Cooling H: Cooling and Heating
Cooling Capacity (×1000Btu/h)
Universal Outdoor Units
Outdoor Units
Midea
- 7 -
Part 2 Indoor Units
Middle Static Pressure Duct Type.…………………...……..
High Static Pressure Duct Type….………….……………….
Floor-standing Type…………………….………..…………….
- 8 -
Middle Static Pressure Duct Type
1. Features…………………..………………………………………………………..
2. Specifications…………………..…………………………………………………
3. Dimensions……………………..…………………………………………………
4. Service Space……………………..………………………………………………
5. Piping Diagrams……………………..……………………………………………
6. Wiring Diagrams………………….………………………………………….……
7. Capacity Tables……………………………………………………………………
8 Capacity correction factors……………………………………………………
9. Static Pressure…………..………………………………………………………
10. Electric Characteristics………...………………………………………..……
11. Sound Levels……………………………………………………………………
12. Exploded View……………...……………………………………………………
13. Troubleshooting……………...…………………………………………………
14. Accessories………………………………………………………………………
- 9 -
1. Features Nested in the ceiling, space-saving and noble. High capacity of cooling/heating, efficient, and energy-saving. The air outlet is laid out according to you desire. Economic and convenient installation
---Several diffusers branch off from an indoor unit, adjusting the room temperature, which makes many rooms to be air-conditioned with only one indoor unit.
---All models feature thin design making them applicable to ceiling pocket that tends to be shallow Way of air intake and inserting air filter
It is suitable be used for office, hospital, commercial place and home, the air conditioner will create the
comfortable and elegance environment for you.
- 10 -
2. Specifications Model MTA-76CR MTA-96CR
Code 220070900140 220070900120
Power supply V- ph-Hz 220-240~1~50
Capacity Btu/h 76000 96000
Input W 8100 10000 Cooling
Rated current A 14.7 16.5
Model YDK300-4X(×2) YDK300-4X(×2)
Type Ac Motor Ac Motor
Brand YongAn YongAn
Input W 720/605/510(×2) 720/605/510(×2)
Capacitor uF 15 15
Indoor fan motor
Speed (hi/mid/lo) r/min 1040/930/825(×2) 1040/930/825(×2)
Number of rows 4 4
Tube pitch(a)x row pitch(b) mm 25.4x22 25.4x22
Fin spacing mm 1.7 1.7
Fin type hydrophilic actuate fin alum inurn foil
Ф9.53 Ф9.53 Tube outside dia. and type mm
innergroove tube innergroove tube
Coil length x height x width mm 1202×406×88 1202×406×88
Indoor coil
Number of circuits 8 8
Indoor air flow (H/M/L) m3/h 4850/4200/3630 4850/4200/3630
Indoor external static pressure (Hi) Pa 96 96
Indoor noise level (Hi/Mid/Lo) (Sound pressure) dB(A) 48/46/44 48/46/44
Dimension (WxHxD) mm 1350×760×450 1350×760×450
Packing (WxHxD) mm 1549x917x476 1549x917x476 Indoor unit
Net/Gross weight kg 105/120 105/120
Refrigerant type R22 R22
Throttle capillary
Design pressure MPa 2.6/1.0 2.6/1.0
Liquid side/ Gas side mm Ф9.53/Ф19 Ф9.53/Ф19
Max. refrigerant pipe length m 30 30 Refrigerant piping
Max. difference in level m 20 20
Power wiring mm2 3×2.5 3×2.5 Connecting wiring
Signal wiring mm2 3×1.0 3×1.0
Drainage water pipe dia. mm Ф41 Ф41
Controller Wireless remote controller (R51/CE) (standard)
Operation temp ℃ 17~30 17~30
Application area m2 80~120 100~150
Notes: 1. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
- 11 -
Model MTA-76HR MTA-96HR
Code 220070900130 220070900110
Power supply V- ph-Hz 220-240~1~50
Capacity Btu/h 76000 96000
Input W 8100 10200 Cooling
Rated current A 14.7 16.7
Capacity Btu/h 83600 116000
Input W 8000 9800 Heating
Rated current A 14.5 16.3
Model YDK300-4X(×2) YDK300-4X(×2)
Type Ac Motor Ac Motor
Brand YongAn YongAn
Input W 720/605/510(×2) 720/605/510(×2)
Capacitor uF 15 15
Indoor fan motor
Speed (hi/mid/lo) r/min 1040/930/825(×2) 1040/930/825(×2)
Number of rows 4 4
Tube pitch(a)x row pitch(b) mm 25.4x22 25.4x22
Fin spacing mm 1.7 1.7
Fin type hydrophilic actuate fin alum inurn foil
Ф9.53 Ф9.53 Tube outside dia. and type mm
innergroove tube innergroove tube
Coil length x height x width mm 1202×406×88 1202×406×88
Indoor coil
Number of circuits 8 8
Indoor air flow (H/M/L) m3/h 4850/4200/3630 4850/4200/3630
Indoor external static pressure (Hi) Pa 96 96
Indoor noise level (Hi/Mid/Lo) dB(A) 48/46/44 48/46/44
Dimension (WxHxD) mm 1350×760×450 1350×760×450
Packing (WxHxD) mm 1549x917x476 1549x917x476 Indoor unit
Net/Gross weight kg 105/120 105/120
Refrigerant type R22 R22
Throttle capillary
Design pressure MPa 2.6/1.0 2.6/1.0
Liquid side/ Gas side mm(inch) Ф9.53/Ф19 Ф9.53/Ф19
Max. refrigerant pipe length m 30 30 Refrigerant piping
Max. difference in level m 20 20
Power wiring mm2 3×2.5 3×2.5 Connecting wiring
Signal wiring mm2 4×1.0 4×1.0
Drainage water pipe dia. mm Ф41 Ф41
Controller Wireless remote controller (R51/E) (standard)
Operation temp ℃ 17~30 17~30
Application area m2 80~120 100~150
Notes: 1. Nominal cooling capacities are based on the following conditions: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. piping: 7.5m (horizontal)
- 12 -
3. Dimensions Air outlet duct connection screw hole location diagram:
Air outlet duct connection screw hole location diagram:
- 13 -
4. Service Space
- 14 -
- 15 -
5. Piping Diagrams 5.1 MTA-76CR MTA-96CR
Comp 2
Condenser 1Condenser 2 Capillary
Evaporator 1
Evaporator 2
Comp 1
Outdoor Unit Indoor Unit
Vapor-liquid separator
5.2 MTA-76HR MTA-96HR
ST2
Comp 1 Comp 2
ST1
Condenser 1
Condenser 2
Evaporator 1Capillary
Evaporator 2
Indoor UnitOutdoor Unit
Vapor-liquid separator
- 16 -
6. Wiring Diagrams 6.1 MTA-76CR MTA-96CR
- 17 -
6.2 MTA-76HR MTA-96HR
- 18 -
7. Capacity Tables 7.1 Cooling: MTA-76CR MTA-76HR High speed at 4850 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 22.94 21.82 20.71 19.82 19.15 18.04 16.70
Scc(kW) 16.97 16.80 16.57 16.65 16.28 15.87 15.03 70 0F/21ºC DB
59 0F/15ºC WB PW(kW) 6.72 7.29 7.61 7.86 8.18 8.75 9.15
Tcc(kW) 23.61 22.49 21.38 20.04 19.60 18.48 17.37
Scc(kW) 17.70 17.54 17.32 16.84 16.66 16.27 15.63 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 7.13 7.61 7.94 8.34 8.67 9.15 9.56
Tcc(kW) 24.05 22.94 22.27 20.71 20.27 19.15 18.04
Scc(kW) 17.80 17.66 17.37 16.98 16.82 16.47 15.69 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 7.29 7.70 8.10 8.51 8.83 9.07 9.72
Tcc(kW) 24.27 23.16 22.72 20.93 20.38 19.37 18.26
Scc(kW) 20.39 19.69 19.54 19.05 19.15 18.60 17.71 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 7.45 7.86 8.18 8.67 9.15 9.56 9.96
Tcc(kW) 24.50 23.61 23.16 21.38 20.71 20.04 18.71
Scc(kW) 20.82 20.54 20.38 19.88 19.88 19.44 18.52 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 7.61 7.94 8.51 8.83 9.32 9.96 10.21
Medium speed at 4200 m3/h Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 22.01 20.94 19.87 19.02 18.38 17.31 16.03
Scc(kW) 16.29 16.13 15.90 15.98 15.62 15.23 14.42 70 0F/21ºC DB
59 0F/15ºC WB PW(kW) 6.46 7.00 7.31 7.55 7.86 8.40 8.79
Tcc(kW) 22.65 21.58 20.52 19.23 18.81 17.74 16.67
Scc(kW) 16.99 16.84 16.62 16.16 15.98 15.61 15.00 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 6.85 7.31 7.62 8.01 8.32 8.79 9.18
Tcc(kW) 23.08 22.01 21.37 19.87 19.45 18.38 17.31
Scc(kW) 17.08 16.95 16.67 16.30 16.14 15.81 15.06 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 7.00 7.39 7.78 8.17 8.48 8.71 9.34
Tcc(kW) 23.29 22.22 21.80 20.09 19.55 18.59 17.52
Scc(kW) 19.57 18.89 18.75 18.28 18.38 17.85 17.00 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 7.16 7.55 7.86 8.32 8.79 9.18 9.57
Tcc(kW) 23.51 22.65 22.22 20.52 19.87 19.23 17.95
Scc(kW) 19.98 19.71 19.56 19.08 19.08 18.66 17.77 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 7.31 7.62 8.17 8.48 8.95 9.57 9.80
- 19 -
Low speed at 3630 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp
70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 21.14 20.11 19.08 18.26 17.65 16.62 15.39
Scc(kW) 15.64 15.48 15.27 15.34 15.00 14.63 13.85 70 0F/21ºC DB
59 0F/15ºC WB
PW(kW) 6.19 6.71 7.01 7.24 7.53 8.06 8.43
Tcc(kW) 21.75 20.73 19.70 18.47 18.06 17.03 16.01
Scc(kW) 16.31 16.17 15.96 15.51 15.35 14.99 14.41 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 6.56 7.01 7.31 7.68 7.98 8.43 8.80
Tcc(kW) 22.16 21.14 20.52 19.08 18.67 17.65 16.62
Scc(kW) 16.40 16.27 16.01 15.65 15.50 15.18 14.46 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 6.71 7.09 7.46 7.83 8.13 8.36 8.95
Tcc(kW) 22.37 21.34 20.93 19.29 18.78 17.85 16.83
Scc(kW) 18.79 18.14 18.00 17.55 17.65 17.14 16.32 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 6.86 7.24 7.53 7.98 8.43 8.80 9.18
Tcc(kW) 22.57 21.75 21.34 19.70 19.08 18.47 17.24
Scc(kW) 19.19 18.92 18.78 18.32 18.32 17.91 17.06 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 7.01 7.31 7.83 8.13 8.58 9.18 9.40
- 20 -
MTA-96CR High speed at 4850 m3/h
Outdoor air entering Temp(DB) Indoor air entering Temp
70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 28.98 27.58 26.17 25.04 24.20 22.79 21.11
Scc(kW) 21.45 21.23 20.94 21.04 20.57 20.06 18.99 70 0F/21ºC DB
59 0F/15ºC WB PW(kW) 8.30 9.00 9.40 9.70 10.10 10.80 11.30
Tcc(kW) 29.83 28.42 27.01 25.33 24.76 23.36 21.95
Scc(kW) 22.37 22.17 21.88 21.27 21.05 20.55 19.75 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 8.80 9.40 9.80 10.30 10.70 11.30 11.80
Tcc(kW) 30.39 28.98 28.14 26.17 25.61 24.20 22.79
Scc(kW) 22.49 22.32 21.95 21.46 21.25 20.81 19.83 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 9.00 9.50 10.00 10.50 10.90 11.20 12.00
Tcc(kW) 30.67 29.27 28.70 26.45 25.75 24.48 23.07
Scc(kW) 25.76 24.88 24.68 24.07 24.20 23.50 22.38 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 9.20 9.70 10.10 10.70 11.30 11.80 12.30
Tcc(kW) 30.95 29.83 29.27 27.01 26.17 25.33 23.64
Scc(kW) 26.31 25.95 25.75 25.12 25.12 24.57 23.40 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 9.40 9.80 10.50 10.90 11.50 12.30 12.60
Medium speed at 4200 m3/h Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 27.83 26.48 25.13 24.05 23.24 21.89 20.27
Scc(kW) 20.59 20.39 20.10 20.20 19.75 19.26 18.24 70 0F/21ºC DB
59 0F/15ºC WB PW(kW) 7.97 8.64 9.02 9.31 9.70 10.37 10.85
Tcc(kW) 28.64 27.29 25.94 24.32 23.78 22.43 21.08
Scc(kW) 21.48 21.29 21.01 20.43 20.21 19.74 18.97 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 8.45 9.02 9.41 9.89 10.27 10.85 11.33
Tcc(kW) 29.18 27.83 27.02 25.13 24.59 23.24 21.89
Scc(kW) 21.59 21.43 21.08 20.61 20.41 19.98 19.04 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 8.64 9.12 9.60 10.08 10.46 10.75 11.52
Tcc(kW) 29.45 28.10 27.56 25.40 24.72 23.51 22.16
Scc(kW) 24.74 23.89 23.70 23.11 23.24 22.57 21.49 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 8.83 9.31 9.70 10.27 10.85 11.33 11.81
Tcc(kW) 29.72 28.64 28.10 25.94 25.13 24.32 22.70
Scc(kW) 25.26 24.92 24.73 24.12 24.12 23.59 22.47 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 9.02 9.41 10.08 10.46 11.04 11.81 12.10
- 21 -
Low speed at 3630 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 26.72 25.42 24.12 23.09 22.31 21.01 19.46
59 0F/15ºC WB Scc(kW) 19.77 19.57 19.30 19.39 18.96 18.49 17.51
PW(kW) 7.64 8.29 8.66 8.93 9.30 9.95 10.41
75 0F/24ºC DB Tcc(kW) 27.50 26.20 24.90 23.35 22.83 21.53 20.23
63 0F/17ºC WB Scc(kW) 20.62 20.44 20.17 19.61 19.40 18.95 18.21
PW(kW) 8.10 8.66 9.03 9.49 9.85 10.41 10.87
80 0F/27ºC DB Tcc(kW) 28.02 26.72 25.94 24.12 23.61 22.31 21.01
66 0F/19ºC WB Scc(kW) 20.73 20.57 20.23 19.78 19.59 19.19 18.28
PW(kW) 8.29 8.75 9.21 9.67 10.04 10.32 11.05
84 0F/29ºC DB Tcc(kW) 28.27 26.98 26.46 24.38 23.74 22.57 21.27
66 0F/19ºC WB Scc(kW) 23.75 22.93 22.75 22.19 22.31 21.67 20.63
PW(kW) 8.47 8.93 9.30 9.85 10.41 10.87 11.33
90 0F/32ºC DB Tcc(kW) 28.53 27.50 26.98 24.90 24.12 23.35 21.79
73 0F/23ºC WB Scc(kW) 24.25 23.92 23.74 23.16 23.16 22.65 21.57
PW(kW) 8.66 9.03 9.67 10.04 10.59 11.33 11.60
- 22 -
MTA-96HR High speed at 4850 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 28.98 27.58 26.17 25.04 24.20 22.79 21.11
59 0F/15ºC WB Scc(kW) 21.45 21.23 20.94 21.04 20.57 20.06 18.99
PW(kW) 8.47 9.18 9.59 9.89 10.30 11.02 11.53
75 0F/24ºC DB Tcc(kW) 29.83 28.42 27.01 25.33 24.76 23.36 21.95
63 0F/17ºC WB Scc(kW) 22.37 22.17 21.88 21.27 21.05 20.55 19.75
PW(kW) 8.98 9.59 10.00 10.51 10.91 11.53 12.04
80 0F/27ºC DB Tcc(kW) 30.39 28.98 28.14 26.17 25.61 24.20 22.79
66 0F/19ºC WB Scc(kW) 22.49 22.32 21.95 21.46 21.25 20.81 19.83
PW(kW) 9.18 9.69 10.20 10.71 11.12 11.42 12.24
84 0F/29ºC DB Tcc(kW) 30.67 29.27 28.70 26.45 25.75 24.48 23.07
66 0F/19ºC WB Scc(kW) 25.76 24.88 24.68 24.07 24.20 23.50 22.38
PW(kW) 9.38 9.89 10.30 10.91 11.53 12.04 12.55
90 0F/32ºC DB Tcc(kW) 30.95 29.83 29.27 27.01 26.17 25.33 23.64
73 0F/23ºC WB Scc(kW) 26.31 25.95 25.75 25.12 25.12 24.57 23.40
PW(kW) 9.59 10.00 10.71 11.12 11.73 12.55 12.85
Medium speed at 4200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 27.83 26.48 25.13 24.05 23.24 21.89 20.27
59 0F/15ºC WB Scc(kW) 20.59 20.39 20.10 20.20 19.75 19.26 18.24
PW(kW) 8.13 8.81 9.20 9.50 9.89 10.57 11.06
75 0F/24ºC DB Tcc(kW) 28.64 27.29 25.94 24.32 23.78 22.43 21.08
63 0F/17ºC WB Scc(kW) 21.48 21.29 21.01 20.43 20.21 19.74 18.97
PW(kW) 8.62 9.20 9.59 10.08 10.48 11.06 11.55
80 0F/27ºC DB Tcc(kW) 29.18 27.83 27.02 25.13 24.59 23.24 21.89
66 0F/19ºC WB Scc(kW) 21.59 21.43 21.08 20.61 20.41 19.98 19.04
PW(kW) 8.81 9.30 9.79 10.28 10.67 10.96 11.75
84 0F/29ºC DB Tcc(kW) 29.45 28.10 27.56 25.40 24.72 23.51 22.16
66 0F/19ºC WB Scc(kW) 24.74 23.89 23.70 23.11 23.24 22.57 21.49
PW(kW) 9.01 9.50 9.89 10.48 11.06 11.55 12.04
90 0F/32ºC DB Tcc(kW) 29.72 28.64 28.10 25.94 25.13 24.32 22.70
73 0F/23ºC WB Scc(kW) 25.26 24.92 24.73 24.12 24.12 23.59 22.47
PW(kW) 9.20 9.59 10.28 10.67 11.26 12.04 12.34
- 23 -
Low speed at 3630 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 26.72 25.42 24.12 23.09 22.31 21.01 19.46
59 0F/15ºC WB Scc(kW) 19.77 19.57 19.30 19.39 18.96 18.49 17.51
PW(kW) 7.80 8.46 8.84 9.12 9.49 10.15 10.62
75 0F/24ºC DB Tcc(kW) 27.50 26.20 24.90 23.35 22.83 21.53 20.23
63 0F/17ºC WB Scc(kW) 20.62 20.44 20.17 19.61 19.40 18.95 18.21
PW(kW) 8.27 8.84 9.21 9.68 10.06 10.62 11.09
80 0F/27ºC DB Tcc(kW) 28.02 26.72 25.94 24.12 23.61 22.31 21.01
66 0F/19ºC WB Scc(kW) 20.73 20.57 20.23 19.78 19.59 19.19 18.28
PW(kW) 8.46 8.93 9.40 9.87 10.25 10.53 11.28
84 0F/29ºC DB Tcc(kW) 28.27 26.98 26.46 24.38 23.74 22.57 21.27
66 0F/19ºC WB Scc(kW) 23.75 22.93 22.75 22.19 22.31 21.67 20.63
PW(kW) 8.65 9.12 9.49 10.06 10.62 11.09 11.56
90 0F/32ºC DB Tcc(kW) 28.53 27.50 26.98 24.90 24.12 23.35 21.79
73 0F/23ºC WB Scc(kW) 24.25 23.92 23.74 23.16 23.16 22.65 21.57
PW(kW) 8.84 9.21 9.87 10.25 10.81 11.56 11.84
- 24 -
7.2 Heating: MTA-76HR High speed at 4850 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 31.85 8.64 25.73 7.44 21.07 6.40 19.11 6.00 17.89 5.68
20 30.87 9.44 24.50 8.00 19.85 7.04 18.62 6.48 17.15 6.08MTA-76HR
27 28.91 10.00 23.03 8.64 18.62 7.60 18.13 7.04 16.17 6.56
Medium speed at 4200 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 30.58 8.29 24.70 7.14 20.23 6.14 18.35 5.76 17.17 5.45
20 29.64 9.06 23.52 7.68 19.05 6.76 17.88 6.22 16.46 5.84MTA-76HR
27 27.75 9.60 22.11 8.29 17.88 7.30 17.40 6.76 15.52 6.30
Low speed at 3630 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 29.35 7.96 23.71 6.85 19.42 5.90 17.61 5.53 16.48 5.23
20 28.45 8.70 22.58 7.37 18.29 6.49 17.16 5.97 15.81 5.60MTA-76HR
27 26.64 9.21 21.23 7.96 17.16 7.00 16.71 6.49 14.90 6.04
- 25 -
MTA-96HR High speed at 4850 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 44.20 10.58 35.70 9.11 29.24 7.84 26.52 7.35 24.82 6.96
20 42.84 11.56 34.00 9.80 27.54 8.62 25.84 7.94 23.80 7.45MTA-96HR
27 40.12 12.25 31.96 10.58 25.84 9.31 25.16 8.62 22.44 8.04
Medium speed at 4200 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 42.43 10.15 34.27 8.74 28.07 7.52 25.46 7.05 23.83 6.67
20 41.13 11.09 32.64 9.40 26.44 8.27 24.81 7.61 22.85 7.14MTA-96HR
27 38.52 11.75 30.68 10.15 24.81 8.93 24.15 8.27 21.54 7.71
Low speed at 3630 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 40.73 9.75 32.90 8.40 26.94 7.22 24.44 6.77 22.87 6.41
20 39.48 10.66 31.33 9.03 25.38 7.95 23.81 7.31 21.93 6.86MTA-96HR
27 36.97 11.29 29.45 9.75 23.81 8.58 23.18 7.95 20.68 7.40
- 26 -
8. Capacity correction factors 8.1 Correction factor of indoor air-flow changing rate
Air delivery capacity correction factor Unit Model Air flow (m3/h)
Total Sensible 4850 1.05 1.08
4400 1 1
4000 0.96 0.92 MTA-76C(H)R
3630 0.92 0.85
4850 1.06 1.09
4400 1 1
4000 0.96 0.92 MTA-96C(H)R
3630 0.92 0.85
8.2 Correction factor of the length and elevation difference of refrigerant pipe
Pipe equivalent length L (m)
Outdoor unit
10 20 30 40 50 60
50
40
30
20
10
0
- 10
- 20
- 30
% 1
00 98 96 8694 92 90 88
- 27 -
9. Static Pressure
3Air volume(m /h)52004800440040003600
Exte
rnal
sta
tic p
ress
ure
(Pa)
200
175
150
125
100
75
50
25
5600 6000
225
250
High speed
Midium speed
Low speed
- 28 -
10. Electric Characteristics Indoor Unit Power Supply IFM
Model Hz Voltage Min. Max. MCA MFA kW FLA
MTA-76HR 50 220V 198V 242V 8.33 30 1.44 6.66
MTA-76CR 50 220V 198V 242V 8.33 30 1.44 6.66
MTA-96HR 50 220V 198V 242V 8.33 30 1.44 6.66
MTA-96CR 50 220V 198V 242V 8.33 30 1.44 6.66
Remark: MCA: Min. Current Amps. (A)
MFA: Max. Fuse Amps. (A)
kW: Fan Motor Rated Output (kW)
FLA: Full Load Amps. (A)
IFM: Indoor Fan Motor
- 29 -
11. Sound Levels
Concealed Duct Type
SuctionDischarge
Microphone
1.4m
Duct
Noise level under three speeds of fan (dB(A)) Unit Number Model H M L
1 MTA-76HR 48 46 44 2 MTA-96HR 48 46 44 3 MTA-76CR 48 46 44 4 MTA-96CR 48 46 44
- 30 -
12. Exploded View MTA-76CR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 13 Main control board 1
2 Right clapboard 1 14 Terminal Socket 1
3 Water collector 1 15 Electric part box 1
4 Fan motor 2 16 Left clapboard 1
5 Fan supporter 2 17 Hermetic board ,evaporator 1
6 Right fan Volute shell Ass'y 1 18 Electronic throttle Kit 2
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 Display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 Capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
- 31 -
MTA-96CR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 13 Main control board 1
2 Right clapboard 1 14 Terminal Socket 1
3 Water collector 1 15 Electric part box 1
4 Fan motor 2 16 Left clapboard 1
5 Fan supporter 2 17 Hermetic board ,evaporator 1
6 Right fan Volute shell Ass'y 1 18 Electronic throttle Kit 2
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 Display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 Capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
- 32 -
MTA-76HR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 14 Terminal Socket 1
2 Right clapboard 1 15 Electric part box 1
3 Water collector 1 16 Left clapboard 1
4 Fan motor 2 17 Hermetic board ,evaporator 1
5 Fan supporter 2 18 Electronic throttle Kit 2
6 Right fan Volute shell Ass'y 1 18.1 One way valve 1
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 Display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 Capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
13 Main control board 1
- 33 -
MTA-96HR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 14 Terminal Socket 1
2 Right clapboard 1 15 Electric part box 1
3 Water collector 1 16 Left clapboard 1
4 Fan motor 2 17 Hermetic board ,evaporator 1
5 Fan supporter 2 18 Electronic throttle Kit 2
6 Right fan Volute shell Ass'y 1 18.1 One way valve 1
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 Display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 Capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
13 Main control board 1
- 34 -
13. Troubleshooting
No Type Contents LED Lamps flash
1 Malfunction All lamps flashing at 5Hz. The PRO terminal on PCB of indoor unit without connected to grounding wire or optical coupler on PCB malfunction.
2 Malfunction Timer lamp flashing at 5Hz. Room temperature sensor malfunction.
3 Malfunction Operation lamp flashing at 5Hz.
Evaporator temperature sensor malfunction.
4 Malfunction Defrosting lamp flashing at 5Hz.
Condenser temperature sensor malfunction.
- 35 -
Operation lamp flashes:
All lamps flashing at 5Hz
Judge 1: The PRO terminal on PCB of indoor unit without connected to grounding wire
Validate: Check whether the PRO terminal on PCB of indoor unit without connected to grounding wire.
Connect it to grounding wire. No
Judge 2: Optical coupler on PCB malfunction
Yes
Validate: Check whether the Optical coupler is normal. Replace optical coupler
No
Yes
Replace indoor PCB.
- 36 -
Operation lamp flashes:
Timer lamp flashing at 5Hz
Room temperature sensor malfunction
Judge 1: Check the room temperature sensorIs break off.
Connects it well. Yes
Judge 2: Check the room temperature sensor is abnormal.
Validate: Check whether the resistance of the temperature sensor is correct according to Annex 1.
Replace temperature sensor No
Replace indoor PCB.
Yes
No
- 37 -
Operation lamp flashes:
Operation lamp flashing at 5Hz
Evaporate temperature sensor is abnormal.
Judge 1: Check evaporate temperature sensor is break off. Replace temperature sensor
Yes
Judge 2: Evaporate temperature sensor is abnormal.
No
Validate: Check whether the resistance of the room temperature sensor is correct according to Annex 1.
Replace temperature sensor No
Yes
Replace indoor PCB.
- 38 -
Operation lamp flashes:
Defrosting lamp flashing at 5Hz
Condenser temperature sensor malfunction
Judge 1: Check condenser temperature sensor is break off. Replace temperature sensor
Yes
Judge 2: Condenser temperature sensor is abnormal.
No
Validate: Check whether the resistance of the condenser temperature sensor is correct according to Annex 1.
Replace temperature sensor No
Yes
Replace indoor PCB.
- 39 -
14. Accessories Name Quantity Function
Owner’s manual 1 /
Installation manual 1 /
Restriction assembly 2 Connect to system
Water connective pipe 1 Connect to water drainage pipe
Display board subassembly 1 Connect to control signal
Protective sleeve for refrigerant inlet
and outlet pipes 4 /
Remove controller 1 /
AAA battery 2 /
- 40 -
High Static Pressure Duct Type
1. Features…………………..………………………………………………………..
2. Specifications…………………..…………………………………………………
3. Dimensions……………………..…………………………………………………
4. Service Space……………………..………………………………………………
5. Piping Diagrams……………………..……………………………………………
6. Wiring Diagrams………………….………………………………………….……
7. Capacity Tables……………………………………………………………………
8 Capacity correction factors……………………………………………………
9. Static Pressure…………..………………………………………………………
10. Electric Characteristics………...………………………………………..……
11. Sound Levels……………………………………………………………………
12. Exploded View……………...……………………………………………………
13. Troubleshooting……………...…………………………………………………
14. Accessories………………………………………………………………………
- 41 -
1. Features (1) In case the ceiling is super-high.
--Blowing pressure of Indoor Unit can reach 196Pa. The air conditioner delivers cold wind to every indoor corner even the ceiling is super-high. --The max. distance of air supply is about 14m, the height of air supply is 6.5m.
(2) Multi-blowing outlets To satisfy your fitment’s needs.
(3) Fresh air supply. Fresh air can be drawn in by the Indoor Unit, which improves the Indoor Air Quality greatly.
(4) Wired control and group control available. (5) High capacity of cooling/heating, efficient, and energy-saving. (6) Innovative air supply, which provides homogeneous conditioning of the room temperature. (7) It is suitable be used for office, hospital, commercial place and home, the air conditioner will create the
comfortable and elegance environment for you.
- 42 -
2. Specifications Model MHB-76CR MHB-96CR
Code 220070900100 220070900060
Power supply V- ph-Hz 220-240~1~50
Capacity Btu/h 76000 96000
Input W 8100 10000 Cooling
Rated current A 14.7 16.5
Model YDK550-4X(×2) YDK550-4X(×2)
Type AC motor AC motor
Brand Yongan Yongan
Input W 900/820/630(×2) 900/820/630(×2)
Capacitor uF 15(×2) 15(×2)
Indoor fan motor
Speed (hi/mid/lo) r/min 1300/1100/900(×2) 1300/1100/900(×2)
Number of rows 4 4
Tube pitch(a)x row pitch(b) mm 25.4x22 25.4x22
Fin spacing mm 1.7 1.7
Fin type hydrophilic actuate fin alum inurn foil
Ф9.53 Ф9.53 Tube outside dia. and type mm
innergroove tube innergroove tube
Coil length x height x width mm 1202×406×88 1202×406×88
Indoor coil
Number of circuits 8 8
Indoor air flow (H/M/L) m3/h 4500/3810/3200 4500/3810/3200
Indoor external static pressure (Hi) Pa 196 196
Indoor noise level (Hi/Mid/Lo) (Pressure sound) dB(A) 48/46/44 48/46/44
Dimension (WxHxD) mm 1350×760×450 1350×760×450
Packing (WxHxD) mm 1549x917x476 1549x917x476 Indoor unit
Net/Gross weight kg 105/120 105/120
Refrigerant type R22 R22
Throttle Capillary
Design pressure MPa 2.6/1.0 2.6/1.0
Liquid side/ Gas side mm(inch) Ф9.53/Ф19 Ф9.53/Ф19
Max. refrigerant pipe length m 30 30 Refrigerant piping
Max. difference in level m 20 20
Power wiring mm2 3×2.5 3×2.5 Connecting wiring
Signal wiring mm2 3×1.0 3×1.0
Drainage water pipe dia. mm Ф41 Ф41
Controller Wireless remote controller (R51/CE) (standard)
Operation temp ℃ 17~30 17~30
Application area m2 80~120 100~150
Notes: 1. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
- 43 -
Model MHB-76HR MHB-96HR
Code 220070900090 220070900050
Power supply V- ph-Hz 220-240~1~50
Capacity Btu/h 76000 96000
Input W 8100 10200 Cooling
Rated current A 14.7 16.7
Capacity Btu/h 83600 105600
Input W 8000 9800 Heating
Rated current A 14.5 16.3
Model YDK550-4X (×2) YDK550-4X (×2)
Type AC motor AC motor
Brand Yongan Yongan
Input W 900/820/630 (×2) 900/820/630 (×2)
Capacitor uF 15 (×2) 15 (×2)
Indoor fan motor
Speed (hi/mid/lo) r/min 1300/1100/900 (×2) 1300/1100/900 (×2)
Number of rows 4 4
Tube pitch(a)x row pitch(b) mm 25.4x22 25.4x22
Fin spacing mm 1.7 1.7
Fin type hydrophilic actuate fin alum inurn foil
Ф9.53 Ф9.53 Tube outside dia. and type mm
innergroove tube innergroove tube
Coil length x height x width mm 1202×406×88 1202×406×88
Indoor coil
Number of circuits 8 8
Indoor air flow (H/M/L) m3/h 4500/3810/3200 4500/3810/3200
Indoor external static pressure (Hi) Pa 196 196
Indoor noise level (Hi/Mid/Lo) (Pressure sound) dB(A) 48/46/44 48/46/44
Dimension (WxHxD) mm 1350×760×450 1350×760×450
Packing (WxHxD) mm 1549x917x476 1549x917x476 Indoor unit
Net/Gross weight kg 105/120 105/120
Refrigerant type R22 R22
Throttle Capillary
Design pressure MPa 2.6/1.0 2.6/1.0
Liquid side/ Gas side mm(inch) Ф9.53/Ф19 Ф9.53/Ф19
Max. refrigerant pipe length m 30 30 Refrigerant piping
Max. difference in level m 20 20
Power wiring mm2 3×2.5 3×2.5 Connecting wiring
Signal wiring mm2 4×1.0 4×1.0
Drainage water pipe dia. mm Ф41 Ф41
Controller Wireless remote controller (R51/E) (standard)
Operation temp ℃ 17~30 17~30
Application area m2 80~120 100~150
Notes: 1. Nominal cooling capacities are based on the following conditions: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. piping: 7.5m (horizontal)
- 44 -
Model MHA-150HR
Code 220070900040
Power supply V- ph-Hz 220-240-1-50
Capacity Btu/h 150000
Input W 16000 Cooling
Rated current A 30
Capacity Btu/h 165000
Input W 17000 Heating
Rated current A 32
Model YDK550-4X (×3)
Type AC Motor
Brand Yongan
Input W 900/820/630 (×3)
Capacitor uF 15uF/370-450V (×3)
Indoor fan motor
Speed (hi/mid/lo) r/min 1300/1100/900 (×3)
Number of rows 2
Tube pitch(a)x row pitch(b) mm 21×13.37
Fin spacing mm 1.5
Fin type Hydrophilic aluminium
mm 7
Tube outside dia. and type Innergroove tube
Coil length x height x width mm 1602×609×53.48
Indoor coil
Number of circuits 22
Indoor air flow (H/L) m3/h 8000/5500
Indoor external static pressure (Hi) Pa 196
Indoor noise level (H/L) dB(A) 45/41
Dimension (W×H×D) mm 1916×668×903
Packing (W×H×D) mm 2095X689X929 Indoor unit
Net/Gross weight kg 188/220
Refrigerant type R22
Throttle type Capillary
Design pressure MPa 2.6/1.0
Liquid side/ Gas side mm(inch) Ф16/Ф35
Max. refrigerant pipe length 50 Refrigerant piping
Max. difference in level 20
Power wiring mm2 3×2.5 Connecting wiring
Signal wiring mm2 4×1.0
Drainage water pipe dia. mm Ф32
Controller Wireless remote controller (R51/E)
(standard)
Operation temp ℃ 17~30
Application area m2 180~240
Notes: 1. Nominal cooling capacities are based on the following conditions: Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
2. Nominal heating capacities are based on the following conditions:
- 45 -
Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. piping: 7.5m (horizontal)
- 46 -
3. Dimensions 3.1 MHB-76CR MHB-96CR MHB-76HR MHB-96HR Air outlet duct connection screw hole location diagram:
Return air duct rivet screw hole location diagram:
Install Ф10 pendant bolts or ground bolts:
- 47 -
3.2 MHA-150HR Air outlet duct connection screw hole location diagram:
Return air duct rivet screw hole location diagram:
Install Ф10 pendant bolts or ground bolts:
- 48 -
4. Service Space Ensure enough space required for installation and maintenance.
Key points of duct connection:
- 49 -
5. Piping Diagrams 5.1 MHB-76CR MHB-96CR
Comp 2
Condenser 1Condenser 2 Capillary
Evaporator 1
Evaporator 2
Comp 1
Outdoor Unit Indoor Unit
Vapor-liquid separator
5.2 MHB-76HR MHB-96HR
ST2
Comp 1 Comp 2
ST1
Condenser 1
Condenser 2
Evaporator 1Capillary
Evaporator 2
Indoor UnitOutdoor Unit
Vapor-liquid separator
- 50 -
5.3 MHA-150HR
- 51 -
6. Wiring Diagrams 6.1 MHB-76CR MHB-96CR
- 52 -
6.2 MHB-76HR MHB-96HR
- 53 -
6.3 MHA-150HR
- 54 -
7. Capacity Tables 7.1 Cooling: MHB-76CR MHB-76HR High speed at 4500 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 22.94 21.82 20.71 19.82 19.15 18.04 16.70
Scc(kW) 16.97 16.80 16.57 16.65 16.28 15.87 15.03 70 0F/21ºC DB
59 0F/15ºC WB PW(kW) 6.72 7.29 7.61 7.86 8.18 8.75 9.15
Tcc(kW) 23.61 22.49 21.38 20.04 19.60 18.48 17.37
Scc(kW) 17.70 17.54 17.32 16.84 16.66 16.27 15.63 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 7.13 7.61 7.94 8.34 8.67 9.15 9.56
Tcc(kW) 24.05 22.94 22.27 20.71 20.27 19.15 18.04
Scc(kW) 17.80 17.66 17.37 16.98 16.82 16.47 15.69 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 7.29 7.70 8.10 8.51 8.83 9.07 9.72
Tcc(kW) 24.27 23.16 22.72 20.93 20.38 19.37 18.26
Scc(kW) 20.39 19.69 19.54 19.05 19.15 18.60 17.71 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 7.45 7.86 8.18 8.67 9.15 9.56 9.96
Tcc(kW) 24.50 23.61 23.16 21.38 20.71 20.04 18.71
Scc(kW) 20.82 20.54 20.38 19.88 19.88 19.44 18.52 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 7.61 7.94 8.51 8.83 9.32 9.96 10.21
Medium speed at 3810 m3/h Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 22.01 20.94 19.87 19.02 18.38 17.31 16.03
59 0F/15ºC WB Scc(kW) 16.29 16.13 15.90 15.98 15.62 15.23 14.42
PW(kW) 6.46 7.00 7.31 7.55 7.86 8.40 8.79
75 0F/24ºC DB Tcc(kW) 22.65 21.58 20.52 19.23 18.81 17.74 16.67
63 0F/17ºC WB Scc(kW) 16.99 16.84 16.62 16.16 15.98 15.61 15.00
PW(kW) 6.85 7.31 7.62 8.01 8.32 8.79 9.18
80 0F/27ºC DB Tcc(kW) 23.08 22.01 21.37 19.87 19.45 18.38 17.31
66 0F/19ºC WB Scc(kW) 17.08 16.95 16.67 16.30 16.14 15.81 15.06
PW(kW) 7.00 7.39 7.78 8.17 8.48 8.71 9.34
84 0F/29ºC DB Tcc(kW) 23.29 22.22 21.80 20.09 19.55 18.59 17.52
66 0F/19ºC WB Scc(kW) 19.57 18.89 18.75 18.28 18.38 17.85 17.00
PW(kW) 7.16 7.55 7.86 8.32 8.79 9.18 9.57
90 0F/32ºC DB Tcc(kW) 23.51 22.65 22.22 20.52 19.87 19.23 17.95
73 0F/23ºC WB Scc(kW) 19.98 19.71 19.56 19.08 19.08 18.66 17.77
PW(kW) 7.31 7.62 8.17 8.48 8.95 9.57 9.80
- 55 -
Low speed at 3200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 21.14 20.11 19.08 18.26 17.65 16.62 15.39
59 0F/15ºC WB Scc(kW) 15.64 15.48 15.27 15.34 15.00 14.63 13.85
PW(kW) 6.19 6.71 7.01 7.24 7.53 8.06 8.43
75 0F/24ºC DB Tcc(kW) 21.75 20.73 19.70 18.47 18.06 17.03 16.01
63 0F/17ºC WB Scc(kW) 16.31 16.17 15.96 15.51 15.35 14.99 14.41
PW(kW) 6.56 7.01 7.31 7.68 7.98 8.43 8.80
80 0F/27ºC DB Tcc(kW) 22.16 21.14 20.52 19.08 18.67 17.65 16.62
66 0F/19ºC WB Scc(kW) 16.40 16.27 16.01 15.65 15.50 15.18 14.46
PW(kW) 6.71 7.09 7.46 7.83 8.13 8.36 8.95
84 0F/29ºC DB Tcc(kW) 22.37 21.34 20.93 19.29 18.78 17.85 16.83
66 0F/19ºC WB Scc(kW) 18.79 18.14 18.00 17.55 17.65 17.14 16.32
PW(kW) 6.86 7.24 7.53 7.98 8.43 8.80 9.18
90 0F/32ºC DB Tcc(kW) 22.57 21.75 21.34 19.70 19.08 18.47 17.24
73 0F/23ºC WB Scc(kW) 19.19 18.92 18.78 18.32 18.32 17.91 17.06
PW(kW) 7.01 7.31 7.83 8.13 8.58 9.18 9.40
- 56 -
MHB-96CR High speed at 4500 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 28.98 27.58 26.17 25.04 24.20 22.79 21.11
59 0F/15ºC WB Scc(kW) 21.45 21.23 20.94 21.04 20.57 20.06 18.99
PW(kW) 8.30 9.00 9.40 9.70 10.10 10.80 11.30
75 0F/24ºC DB Tcc(kW) 29.83 28.42 27.01 25.33 24.76 23.36 21.95
63 0F/17ºC WB Scc(kW) 22.37 22.17 21.88 21.27 21.05 20.55 19.75
PW(kW) 8.80 9.40 9.80 10.30 10.70 11.30 11.80
80 0F/27ºC DB Tcc(kW) 30.39 28.98 28.14 26.17 25.61 24.20 22.79
66 0F/19ºC WB Scc(kW) 22.49 22.32 21.95 21.46 21.25 20.81 19.83
PW(kW) 9.00 9.50 10.00 10.50 10.90 11.20 12.00
84 0F/29ºC DB Tcc(kW) 30.67 29.27 28.70 26.45 25.75 24.48 23.07
66 0F/19ºC WB Scc(kW) 25.76 24.88 24.68 24.07 24.20 23.50 22.38
PW(kW) 9.20 9.70 10.10 10.70 11.30 11.80 12.30
90 0F/32ºC DB Tcc(kW) 30.95 29.83 29.27 27.01 26.17 25.33 23.64
73 0F/23ºC WB Scc(kW) 26.31 25.95 25.75 25.12 25.12 24.57 23.40
PW(kW) 9.40 9.80 10.50 10.90 11.50 12.30 12.60
Medium speed at 3810 m3/h Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 27.83 26.48 25.13 24.05 23.24 21.89 20.27
59 0F/15ºC WB Scc(kW) 20.59 20.39 20.10 20.20 19.75 19.26 18.24
PW(kW) 7.97 8.64 9.02 9.31 9.70 10.37 10.85
75 0F/24ºC DB Tcc(kW) 28.64 27.29 25.94 24.32 23.78 22.43 21.08
63 0F/17ºC WB Scc(kW) 21.48 21.29 21.01 20.43 20.21 19.74 18.97
PW(kW) 8.45 9.02 9.41 9.89 10.27 10.85 11.33
80 0F/27ºC DB Tcc(kW) 29.18 27.83 27.02 25.13 24.59 23.24 21.89
66 0F/19ºC WB Scc(kW) 21.59 21.43 21.08 20.61 20.41 19.98 19.04
PW(kW) 8.64 9.12 9.60 10.08 10.46 10.75 11.52
84 0F/29ºC DB Tcc(kW) 29.45 28.10 27.56 25.40 24.72 23.51 22.16
66 0F/19ºC WB Scc(kW) 24.74 23.89 23.70 23.11 23.24 22.57 21.49
PW(kW) 8.83 9.31 9.70 10.27 10.85 11.33 11.81
90 0F/32ºC DB Tcc(kW) 29.72 28.64 28.10 25.94 25.13 24.32 22.70
73 0F/23ºC WB Scc(kW) 25.26 24.92 24.73 24.12 24.12 23.59 22.47
PW(kW) 9.02 9.41 10.08 10.46 11.04 11.81 12.10
- 57 -
Low speed at 3200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 26.72 25.42 24.12 23.09 22.31 21.01 19.46
59 0F/15ºC WB Scc(kW) 19.77 19.57 19.30 19.39 18.96 18.49 17.51
PW(kW) 7.64 8.29 8.66 8.93 9.30 9.95 10.41
75 0F/24ºC DB Tcc(kW) 27.50 26.20 24.90 23.35 22.83 21.53 20.23
63 0F/17ºC WB Scc(kW) 20.62 20.44 20.17 19.61 19.40 18.95 18.21
PW(kW) 8.10 8.66 9.03 9.49 9.85 10.41 10.87
80 0F/27ºC DB Tcc(kW) 28.02 26.72 25.94 24.12 23.61 22.31 21.01
66 0F/19ºC WB Scc(kW) 20.73 20.57 20.23 19.78 19.59 19.19 18.28
PW(kW) 8.29 8.75 9.21 9.67 10.04 10.32 11.05
84 0F/29ºC DB Tcc(kW) 28.27 26.98 26.46 24.38 23.74 22.57 21.27
66 0F/19ºC WB Scc(kW) 23.75 22.93 22.75 22.19 22.31 21.67 20.63
PW(kW) 8.47 8.93 9.30 9.85 10.41 10.87 11.33
90 0F/32ºC DB Tcc(kW) 28.53 27.50 26.98 24.90 24.12 23.35 21.79
73 0F/23ºC WB Scc(kW) 24.25 23.92 23.74 23.16 23.16 22.65 21.57
PW(kW) 8.66 9.03 9.67 10.04 10.59 11.33 11.60
- 58 -
MHB-96HR High speed at 4500 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 28.98 27.58 26.17 25.04 24.20 22.79 21.11
59 0F/15ºC WB Scc(kW) 21.45 21.23 20.94 21.04 20.57 20.06 18.99
PW(kW) 8.47 9.18 9.59 9.89 10.30 11.02 11.53
75 0F/24ºC DB Tcc(kW) 29.83 28.42 27.01 25.33 24.76 23.36 21.95
63 0F/17ºC WB Scc(kW) 22.37 22.17 21.88 21.27 21.05 20.55 19.75
PW(kW) 8.98 9.59 10.00 10.51 10.91 11.53 12.04
80 0F/27ºC DB Tcc(kW) 30.39 28.98 28.14 26.17 25.61 24.20 22.79
66 0F/19ºC WB Scc(kW) 22.49 22.32 21.95 21.46 21.25 20.81 19.83
PW(kW) 9.18 9.69 10.20 10.71 11.12 11.42 12.24
84 0F/29ºC DB Tcc(kW) 30.67 29.27 28.70 26.45 25.75 24.48 23.07
66 0F/19ºC WB Scc(kW) 25.76 24.88 24.68 24.07 24.20 23.50 22.38
PW(kW) 9.38 9.89 10.30 10.91 11.53 12.04 12.55
90 0F/32ºC DB Tcc(kW) 30.95 29.83 29.27 27.01 26.17 25.33 23.64
73 0F/23ºC WB Scc(kW) 26.31 25.95 25.75 25.12 25.12 24.57 23.40
PW(kW) 9.59 10.00 10.71 11.12 11.73 12.55 12.85
Medium speed at 3810 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 27.83 26.48 25.13 24.05 23.24 21.89 20.27
59 0F/15ºC WB Scc(kW) 20.59 20.39 20.10 20.20 19.75 19.26 18.24
PW(kW) 8.13 8.81 9.20 9.50 9.89 10.57 11.06
75 0F/24ºC DB Tcc(kW) 28.64 27.29 25.94 24.32 23.78 22.43 21.08
63 0F/17ºC WB Scc(kW) 21.48 21.29 21.01 20.43 20.21 19.74 18.97
PW(kW) 8.62 9.20 9.59 10.08 10.48 11.06 11.55
80 0F/27ºC DB Tcc(kW) 29.18 27.83 27.02 25.13 24.59 23.24 21.89
66 0F/19ºC WB Scc(kW) 21.59 21.43 21.08 20.61 20.41 19.98 19.04
PW(kW) 8.81 9.30 9.79 10.28 10.67 10.96 11.75
84 0F/29ºC DB Tcc(kW) 29.45 28.10 27.56 25.40 24.72 23.51 22.16
66 0F/19ºC WB Scc(kW) 24.74 23.89 23.70 23.11 23.24 22.57 21.49
PW(kW) 9.01 9.50 9.89 10.48 11.06 11.55 12.04
90 0F/32ºC DB Tcc(kW) 29.72 28.64 28.10 25.94 25.13 24.32 22.70
73 0F/23ºC WB Scc(kW) 25.26 24.92 24.73 24.12 24.12 23.59 22.47
PW(kW) 9.20 9.59 10.28 10.67 11.26 12.04 12.34
- 59 -
Low speed at 3200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 26.72 25.42 24.12 23.09 22.31 21.01 19.46
59 0F/15ºC WB Scc(kW) 19.77 19.57 19.30 19.39 18.96 18.49 17.51
PW(kW) 7.80 8.46 8.84 9.12 9.49 10.15 10.62
75 0F/24ºC DB Tcc(kW) 27.50 26.20 24.90 23.35 22.83 21.53 20.23
63 0F/17ºC WB Scc(kW) 20.62 20.44 20.17 19.61 19.40 18.95 18.21
PW(kW) 8.27 8.84 9.21 9.68 10.06 10.62 11.09
80 0F/27ºC DB Tcc(kW) 28.02 26.72 25.94 24.12 23.61 22.31 21.01
66 0F/19ºC WB Scc(kW) 20.73 20.57 20.23 19.78 19.59 19.19 18.28
PW(kW) 8.46 8.93 9.40 9.87 10.25 10.53 11.28
84 0F/29ºC DB Tcc(kW) 28.27 26.98 26.46 24.38 23.74 22.57 21.27
66 0F/19ºC WB Scc(kW) 23.75 22.93 22.75 22.19 22.31 21.67 20.63
PW(kW) 8.65 9.12 9.49 10.06 10.62 11.09 11.56
90 0F/32ºC DB Tcc(kW) 28.53 27.50 26.98 24.90 24.12 23.35 21.79
73 0F/23ºC WB Scc(kW) 24.25 23.92 23.74 23.16 23.16 22.65 21.57
PW(kW) 8.84 9.21 9.87 10.25 10.81 11.56 11.84
- 60 -
MHA-150HR High speed at 8000 m3/h
Outdoor air entering Temp(DB) Indoor air
entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 45.32 43.12 40.92 39.16 37.84 35.64 33.00
59 0F/15ºC WB Scc(kW) 33.54 33.20 32.74 32.89 32.16 31.36 29.70
PW(kW) 13.28 14.40 15.04 15.52 16.16 17.28 18.08
75 0F/24ºC DB Tcc(kW) 46.64 44.44 42.24 39.60 38.72 36.52 34.32
63 0F/17ºC WB Scc(kW) 34.98 34.66 34.21 33.26 32.91 32.14 30.89
PW(kW) 14.08 15.04 15.68 16.48 17.12 18.08 18.88
80 0F/27ºC DB Tcc(kW) 47.52 45.32 44.00 40.92 40.04 37.84 35.64
66 0F/19ºC WB Scc(kW) 35.16 34.90 34.32 33.55 33.23 32.54 31.01
PW(kW) 14.40 15.20 16.00 16.80 17.44 17.92 19.20
84 0F/29ºC DB Tcc(kW) 47.96 45.76 44.88 41.36 40.26 38.28 36.08
66 0F/19ºC WB Scc(kW) 40.29 38.90 38.60 37.64 37.84 36.75 35.00
PW(kW) 14.72 15.52 16.16 17.12 18.08 18.88 19.68
90 0F/32ºC DB Tcc(kW) 48.40 46.64 45.76 42.24 40.92 39.60 36.96
73 0F/23ºC WB Scc(kW) 41.14 40.58 40.27 39.28 39.28 38.41 36.59
PW(kW) 15.04 15.68 16.80 17.44 18.40 19.68 20.16
Medium speed at 6800 m3/h Outdoor air entering Temp(DB) Indoor air
entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 43.47 41.36 39.25 37.56 36.29 34.18 31.65
59 0F/15ºC WB Scc(kW) 32.16 31.84 31.40 31.55 30.85 30.08 28.49
PW(kW) 12.75 13.82 14.44 14.90 15.51 16.59 17.36
75 0F/24ºC DB Tcc(kW) 44.73 42.62 40.51 37.98 37.14 35.03 32.92
63 0F/17ºC WB Scc(kW) 33.55 33.25 32.81 31.90 31.57 30.82 29.62
PW(kW) 13.52 14.44 15.05 15.82 16.44 17.36 18.12
80 0F/27ºC DB Tcc(kW) 45.58 43.47 42.20 39.25 38.40 36.29 34.18
66 0F/19ºC WB Scc(kW) 33.73 33.47 32.92 32.18 31.87 31.21 29.74
PW(kW) 13.82 14.59 15.36 16.13 16.74 17.20 18.43
84 0F/29ºC DB Tcc(kW) 46.00 43.89 43.04 39.67 38.61 36.71 34.60
66 0F/19ºC WB Scc(kW) 38.64 37.30 37.02 36.10 36.30 35.25 33.57
PW(kW) 14.13 14.90 15.51 16.44 17.36 18.12 18.89
90 0F/32ºC DB Tcc(kW) 46.42 44.73 43.89 40.51 39.25 37.98 35.45
73 0F/23ºC WB Scc(kW) 39.46 38.92 38.62 37.68 37.68 36.84 35.09
PW(kW) 14.44 15.05 16.13 16.74 17.66 18.89 19.35
- 61 -
Low speed at 5500 m3/h Outdoor air entering Temp(DB) Indoor air
entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 41.73 39.70 37.67 36.05 34.84 32.81 30.38
59 0F/15ºC WB Scc(kW) 30.88 30.57 30.14 30.29 29.61 28.88 27.34
PW(kW) 12.23 13.27 13.86 14.30 14.89 15.92 16.66
75 0F/24ºC DB Tcc(kW) 42.94 40.92 38.89 36.46 35.65 33.62 31.60
63 0F/17ºC WB Scc(kW) 32.21 31.91 31.50 30.63 30.30 29.59 28.44
PW(kW) 12.97 13.86 14.45 15.18 15.77 16.66 17.39
80 0F/27ºC DB Tcc(kW) 43.75 41.73 40.51 37.67 36.86 34.84 32.81
66 0F/19ºC WB Scc(kW) 32.38 32.13 31.60 30.89 30.60 29.96 28.55
PW(kW) 13.27 14.00 14.74 15.48 16.07 16.51 17.69
84 0F/29ºC DB Tcc(kW) 44.16 42.13 41.32 38.08 37.07 35.24 33.22
66 0F/19ºC WB Scc(kW) 37.09 35.81 35.54 34.65 34.84 33.83 32.22
PW(kW) 13.56 14.30 14.89 15.77 16.66 17.39 18.13
90 0F/32ºC DB Tcc(kW) 44.56 42.94 42.13 38.89 37.67 36.46 34.03
73 0F/23ºC WB Scc(kW) 37.88 37.36 37.07 36.17 36.17 35.37 33.69
PW(kW) 13.86 14.45 15.48 16.07 16.95 18.13 18.57
- 62 -
7.2 Heating: MHB-76HR High speed at 4500 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 31.85 8.64 25.73 7.44 21.07 6.40 19.11 6.00 17.89 5.68
20 30.87 9.44 24.50 8.00 19.85 7.04 18.62 6.48 17.15 6.08MHB-76HR
27 28.91 10.00 23.03 8.64 18.62 7.60 18.13 7.04 16.17 6.56
Medium speed at 3810 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 30.58 8.29 24.70 7.14 20.23 6.14 18.35 5.76 17.17 5.45
20 29.64 9.06 23.52 7.68 19.05 6.76 17.88 6.22 16.46 5.84MHB-76HR
27 27.75 9.60 22.11 8.29 17.88 7.30 17.40 6.76 15.52 6.30
Low speed at 3200 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 29.35 7.96 23.71 6.85 19.42 5.90 17.61 5.53 16.48 5.23
20 28.45 8.70 22.58 7.37 18.29 6.49 17.16 5.97 15.81 5.60MHB-76HR
27 26.64 9.21 21.23 7.96 17.16 7.00 16.71 6.49 14.90 6.04
- 63 -
MHB-96HR High speed at 4500 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 40.24 10.58 32.50 9.11 26.62 7.84 24.14 7.35 22.59 6.96
20 39.00 11.56 30.95 9.80 25.07 8.62 23.52 7.94 21.67 7.45MHB-96HR
27 36.52 12.25 29.09 10.58 23.52 9.31 22.90 8.62 20.43 8.04
Medium speed at 3810 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 38.64 10.15 31.21 8.74 25.56 7.52 23.18 7.05 21.70 6.67
20 37.45 11.09 29.72 9.40 24.07 8.27 22.59 7.61 20.80 7.14MHB-96HR
27 35.07 11.75 27.94 10.15 22.59 8.93 21.99 8.27 19.62 7.71
Low speed at 3200 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 37.10 9.75 29.97 8.40 24.54 7.22 22.26 6.77 20.83 6.41
20 35.96 10.66 28.54 9.03 23.12 7.95 21.69 7.31 19.98 6.86MHB-96HR
27 33.68 11.29 26.83 9.75 21.69 8.58 21.12 7.95 18.84 7.40
- 64 -
MHA-150HR High speed at 8000 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 62.87 18.36 50.78 15.81 41.59 13.60 37.72 12.75 35.30 12.07
20 60.93 20.06 48.36 17.00 39.17 14.96 36.75 13.77 33.85 12.92MKH25
27 57.06 21.25 45.46 18.36 36.75 16.15 35.79 14.96 31.92 13.94
Medium speed at 6800 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 60.36 17.63 48.75 15.18 39.93 13.06 36.22 12.24 33.89 11.59
20 58.50 19.26 46.43 16.32 37.61 14.36 35.29 13.22 32.50 12.40MKH25
27 54.79 20.40 43.64 17.63 35.29 15.50 34.36 14.36 30.64 13.38
Low speed at 5500 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 57.94 16.91 46.80 14.56 38.33 12.53 34.76 11.75 32.54 11.12
20 56.16 18.48 44.57 15.66 36.10 13.78 33.87 12.68 31.20 11.90MKH25
27 52.59 19.58 41.90 16.91 33.87 14.88 32.98 13.78 29.42 12.84
- 65 -
8 Capacity correction factors 8.1 Correction factor of indoor air-flow changing rate
Air delivery capacity correction factor Unit Model Air flow (m3/h)
Total Sensible 5000 1.05 1.08
4500 1 1
3810 0.96 0.92 MHB-76C(H)R
3200 0.92 0.85
5000 1.05 1.08
4500 1 1
3810 0.96 0.92 MHB-96C(H)R
3200 0.92 0.85
8500 1.05 1.08
8000 1 1
6800 0.96 0.92 MHA-150HR
5500 0.92 0.85
8.2 Correction factor of the length and elevation difference of refrigerant pipe
Pipe equivalent length L (m)
Outdoor unit
10 20 30 40 50 60
50
40
30
20
10
0
- 10
- 20
- 30
% 1
00 98 96 8694 92 90 88
- 66 -
9. Static Pressure 9.1 For 76000Btu/h and 96000Btu/h
High speed
Midium speed
Low speed
3Air volume(m /h)44004000360032002800
Exte
rnal
sta
tic p
ress
ure
(Pa)
200
175
150
125
100
75
50
25
4800 5200
225
250
5600
9.2 For 150000Btu/h
3Max air volume8000m /h
3Min air volume5500m /hExt
erna
l sta
tic p
ress
ure
(Pa)
3Air volume(m /h)4500
Pa
180
160
140
120
100
80
60
40
20
8000
200
750070006500600055005000
High speed
Low speed
- 67 -
10. Electric Characteristics Indoor Unit Power Supply IFM
Model Hz Voltage Min. Max. MCA MFA KW FLA
MHB-76HR 50 220V 198V 242V 10.8 35 0.55×2 8.6
MHB-76CR 50 220V 198V 242V 10.8 35 0.55×2 8.6
MHB-96HR 50 220V 198V 242V 10.8 35 0.55×2 8.6
MHB-96CR 50 220V 198V 242V 10.8 35 0.55×2 8.6
MHA-150HR 50 220V 198V 242V 10 30 0.55×3 12.9
Remark: MCA: Min. Current Amps. (A)
MFA: Max. Fuse Amps. (A)
KW: Fan Motor Rated Output (KW)
FLA: Full Load Amps. (A)
IFM: Indoor Fan Motor
- 68 -
11. Sound Levels
SuctionDischarge
Microphone
1.4m
Concealed Duct Type
Duct
Noise level under three speeds of fan (dB(A)) Unit Number Model H M L
1 MHB-76HR 48 46 44 2 MHB-96HR 48 46 44 3 MHB-76CR 48 46 44 4 MHB-96CR 48 46 44 5 MHA-150HR 45 / 41
- 69 -
12. Exploded View MHB-76CR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 13 Main control board 1
2 Right clapboard 1 14 Terminal Socket 1
3 Water collector 1 15 Electric part box 1
4 Fan motor 2 16 Left clapboard 1
5 Fan supporter 2 17 Hermetic board ,evaporator 1
6 Right fan Volute shell Ass'y 1 18 Electronic throttle Kit 2
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 Display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 Capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
- 70 -
MHB-96CR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 13 Main control board 1
2 Right clapboard 1 14 Terminal Socket 1
3 Water collector 1 15 Electric part box 1
4 Fan motor 2 16 Left clapboard 1
5 Fan supporter 2 17 Hermetic board ,evaporator 1
6 Right fan Volute shell Ass'y 1 18 Electronic throttle Kit 2
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 Display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 Capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
- 71 -
MHB-76HR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 14 Terminal Socket 1
2 Right clapboard 1 15 Electric part box 1
3 Water collector 1 16 Left clapboard 1
4 Fan motor 2 17 Hermetic board ,evaporator 1
5 Fan supporter 2 18 Electronic throttle Kit 2
6 Right fan Volute shell Ass'y 1 18.1 One way valve 1
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
13 Main control board 1
- 72 -
MHB-96HR
No. Part name Quantity No. Part name Quantity
1 Hermetic board ,evaporator 1 14 Terminal Socket 1
2 Right clapboard 1 15 Electric part box 1
3 Water collector 1 16 Left clapboard 1
4 Fan motor 2 17 Hermetic board ,evaporator 1
5 Fan supporter 2 18 Electronic throttle Kit 2
6 Right fan Volute shell Ass'y 1 18.1 One way valve 1
7 Air outlet assy 2 19 Pipe temp sensor 1
8 Remote controller 1 20 Chassis 1
9 display board ass'y 1 21 Evaporator Assy 1
10 Fan motor capacitor 2 22 Indoor temp sensor 1
11 capacitor box 2 23 Rear clapboard 1
12 E-Parts box cover 1 24 Cover assy 1
13 Main control board 1
- 73 -
MHA-150HR
No. Part name Quantity No. Part name Quantity
1 Evaporator assembly 1 8 Motor 3
1.1 Evaporator A 1 9 Cap assembly, Electric control box 1
1.2 Evaporator E 1 10 Capacity box 1
1.3 Evaporator C 1 11 Front panel assembly 1
1.4 Evaporator F 1 12 Air outlet assembly 3
1.5 Water input pipe assembly 1 13 Top cover assembly 1
1.6 Water output pipe assembly 1 14 Water collection assembly 1
2 Piping lower platen assembly 1 15 Base plate assembly 1
3 Piping higher platen assembly 1 16 Display panel assembly 1
4 Wind baffle box 1 17 Motor installing panel subassembly 3
5 Evaporator left connective panel 2 18 Right side panel assembly 1
6 Left side panel assembly 1 19 Flow fan cover assembly 3
7 Cap assembly, Electric control box 1
- 74 -
13. Troubleshooting
No Type Contents LED Lamps flash
1 Malfunction All lamps flashing at 5Hz.
The PRO terminal on PCB of indoor unit without
connected to grounding wire or optical coupler on
PCB malfunction.
2 Malfunction Timer lamp flashing at 5Hz. Room temperature sensor malfunction.
3 Malfunction Operation lamp flashing at 5Hz. Evaporator temperature sensor malfunction.
4 Malfunction Defrosting lamp flashing at 5Hz. Condenser temperature sensor malfunction.
- 75 -
1. Operation lamp flashes:
All lamps flashing at 5Hz
Judge 1: The PRO terminal on PCB of indoor unit without connected to grounding wire
Validate: Check whether the PRO terminal on PCB of indoor unit without connected to grounding wire.
Connect it to grounding wire. No
Judge 2: Optical coupler on PCB malfunction
Yes
Validate: Check whether the Optical coupler is normal. Replace temperature sensor
No
Yes
Replace indoor PCB.
- 76 -
2. Operation lamp flashes:
Timer lamp flashing at 5Hz
Room temperature sensor malfunction
Judge 1: Check the room temperature sensorIs break off.
Connects it well. Yes
Judge 2: Check the room temperature sensor is abnormal.
Validate: Check whether the resistance of the temperature sensor is correct according to Annex 1.
Replace temperature sensor No
Replace indoor PCB.
Yes
No
- 77 -
3. Operation lamp flashes:
Operation lamp flashing at 5Hz
Evaporate temperature sensor is abnormal.
Judge 1: Check evaporate temperature sensor is break off. Replace temperature sensor
Yes
Judge 2: Evaporate temperature sensor is abnormal.
No
Validate: Check whether the resistance of the room temperature sensor is correct according to Annex 1.
Replace temperature sensor No
Yes
Replace indoor PCB.
- 78 -
4. Operation lamp flashes:
Defrosting lamp flashing at 5Hz
Condenser temperature sensor malfunction
Judge 1: Check condenser temperature sensor is break off. Replace temperature sensor
Yes
Judge 2: Condenser temperature sensor is abnormal.
No
Validate: Check whether the resistance of the condenser temperature sensor is correct according to Annex 1.
Replace temperature sensor No
Yes
Replace indoor PCB.
- 79 -
14. Accessories Name Quantity Function
Owner’s manual 1 /
Installation manual 1 /
Restriction assembly 2 Connect to system
Water connective pipe 1 Connect to water drainage pipe
Display board subassembly 1 Connect to control signal
Protective sleeve for refrigerant inlet
and outlet pipes 4 /
Remove controller 1 /
AAA battery 2 /
- 80 -
Floor-standing Type
1. Features…………………………………………………………………...............
2. Specifications……………………………..………………………………………
3. Dimensions………………………………......……………………………………
4. Service Space…………………......………………………………………………
5. Piping Diagrams……………..……………………………………………………
6. Wiring Diagrams………………………………………....………………….……
7. Capacity Tables……………………………………................................………
8. Electric Characteristics……………………...……………………………..……
9. Sound Levels…………..……………….....………………………………………
10. Exploded View………………………...…………………………………………
11. Troubleshooting…………...…………………………………………………….
12. Accessories……………………………….......…………………………………
- 81 -
1. Features
The appearance is novel, luxurious, refined. High capacity of cooling/heating, efficient, and energy-saving. Adopt advanced and high efficient scroll compressor, wide angle and long distance air supply. Remote control standard, screen control optional. Easy installation and maintenance. Suit for hotel, meeting room, airport lounge, etc. public occasion use.
- 82 -
2. Specifications Model MFA-76CR MFA-96CR
Code 220043900040 220043900010
Power supply V- Ph-Hz 220-240~1~50
Capacity Btu/h 76000 96000
Input W 8100 10000 Cooling
Rated current A 14.7 16.5
Model YSK300-6 YSK300-6
Type Ac Motor Ac Motor
Brand Welling Welling
Input W 590/475/412 590/475/412
Capacitor uF 25 25
Indoor fan motor
Speed (hi/mid/lo) r/min 870/780/700 870/780/700
Number of rows 3 3
Tube pitch(a)x row pitch(b) mm 25.4×22 25.4×22
Fin spacing mm 1.6 1.6
Fin type hydrophilic actuate fin alum inurn foil
Ф9.53 Ф9.53 Tube outside dia. and type mm
innergroove tube innergroove tube
Coil length x height x width mm 982×710×66 982×710×66
Indoor coil
Number of circuits 14 14
Indoor air flow (H/M/L) m3/h 3900/3500/3200 3900/3500/3200
Indoor noise level (Hi/Mid/Lo) dB(A) 45/43/41 45/43/41
Dimension (WxHxD) mm 1200×1860×420 1200×1860×420 Indoor unit
Net/Gross weight kg 158/174 158/174
Refrigerant type R22 R22
Throttle Capillary
Design pressure MPa 2.6/1.0 2.6/1.0
Liquid side/ Gas side mm(inch) Ф9.53/19 Ф9.53/19
Max. refrigerant pipe length m 30 30 Refrigerant piping
Max. difference in level m 20 20
Power wiring mm2 3×2.5 3×2.5 Connecting wiring
Signal wiring mm2 3×1.0 3×1.0
Drainage water pipe dia. mm Ф41 Ф41
Controller Wireless remote controller (R51/CE) (standard)
Operation temp ℃ 17~30 17~30
Application area m2 80~120 100~150
Notes: 1. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
- 83 -
Model MFA-76HR MFA-96HR
Code 220043900020 220043900000
Power supply V- Ph-Hz 220-240~1~50
Capacity Btu/h 76000 96000
Input W 8100 10200 Cooling
Rated current A 14.7 16.7
Capacity Btu/h 83600 105600
Input W 8000 9800 Heating
Rated current A 14.5 16.3
Model YSK300-6 YSK300-6
Type Ac Motor Ac Motor
Brand Welling Welling
Input W 590/475/412 590/475/412
Capacitor uF 25 25
Indoor fan motor
Speed (hi/mid/lo) r/min 870/780/700 870/780/700
Number of rows 3 3
Tube pitch(a)x row pitch(b) mm 25.4×22 25.4×22
Fin spacing mm 1.6 1.6
Fin type hydrophilic actuate fin alum inurn foil
Ф9.53 Ф9.53 Tube outside dia. and type mm
innergroove tube innergroove tube
Coil length x height x width mm 982×710×66 982×710×66
Indoor coil
Number of circuits 14 14
Indoor air flow (H/M/L) m3/h 3900/3500/3200 3900/3500/3200
Indoor noise level (Hi/Mid/Lo) (Sound pressure) dB(A) 45/43/41 45/43/41
Dimension (WxHxD) mm 1200×1860×420 1200×1860×420 Indoor unit
Net/Gross weight kg 158/174 158/174
Refrigerant type R22 R22
Throttle Capillary
Design pressure MPa 2.6/1.0 2.6/1.0
Liquid side/ Gas side mm(inch) Ф9.53/Ф19 Ф9.53/Ф19
Max. refrigerant pipe length m 30 30 Refrigerant piping
Max. difference in level m 20 20
Power wiring mm2 3×2.5 3×2.5 Connecting wiring
Signal wiring mm2 4×1.0 4×1.0
Drainage water pipe dia. mm Ф41 Ф41
Controller Wireless remote controller (R51/E) (standard)
Operation temp ℃ 17~30 17~30
Application area m2 80~120 100~150
Notes: 1. Nominal cooling capacities are based on the following conditions:
Indoor temp: 27°CDB, 19°CWB; Outdoor temp: 35°CDB; Equivalent ref. piping: 7.5m (horizontal)
2. Nominal heating capacities are based on the following conditions:
Indoor temp: 20°CDB; Outdoor temp: 7°CDB, 6°CWB; Equivalent ref. piping: 7.5m (horizontal)
- 84 -
3. Dimensions
- 85 -
4. Service Space
- 86 -
5. Piping Diagrams 5.1 MFA-76CR MFA-96CR
Comp 2
Condenser 1Condenser 2 Capillary
Evaporator 1
Evaporator 2
Comp 1
Outdoor Unit Indoor Unit
Vapor-liquid separator
5.2 MFA-76R MFA-96R
ST2
Comp 1 Comp 2
ST1
Condenser 1
Condenser 2
Evaporator 1Capillary
Evaporator 2
Indoor UnitOutdoor Unit
Vapor-liquid separator
- 87 -
6. Wiring Diagrams
6.1 MFA-76CR MFA-96CR
- 88 -
6.2 MFA-76R MFA-96R
- 89 -
7. Capacity Tables 7.1 Cooling: MFA-76CR MFA-76HR High speed at 3900 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
Tcc(kW) 22.94 21.82 20.71 19.82 19.15 18.04 16.70
Scc(kW) 16.97 16.80 16.57 16.65 16.28 15.87 15.03 70 0F/21ºC DB
59 0F/15ºC WB PW(kW) 6.72 7.29 7.61 7.86 8.18 8.75 9.15
Tcc(kW) 23.61 22.49 21.38 20.04 19.60 18.48 17.37
Scc(kW) 17.70 17.54 17.32 16.84 16.66 16.27 15.63 75 0F/24ºC DB
63 0F/17ºC WB PW(kW) 7.13 7.61 7.94 8.34 8.67 9.15 9.56
Tcc(kW) 24.05 22.94 22.27 20.71 20.27 19.15 18.04
Scc(kW) 17.80 17.66 17.37 16.98 16.82 16.47 15.69 80 0F/27ºC DB
66 0F/19ºC WB PW(kW) 7.29 7.70 8.10 8.51 8.83 9.07 9.72
Tcc(kW) 24.27 23.16 22.72 20.93 20.38 19.37 18.26
Scc(kW) 20.39 19.69 19.54 19.05 19.15 18.60 17.71 84 0F/29ºC DB
66 0F/19ºC WB PW(kW) 7.45 7.86 8.18 8.67 9.15 9.56 9.96
Tcc(kW) 24.50 23.61 23.16 21.38 20.71 20.04 18.71
Scc(kW) 20.82 20.54 20.38 19.88 19.88 19.44 18.52 90 0F/32ºC DB
73 0F/23ºC WB PW(kW) 7.61 7.94 8.51 8.83 9.32 9.96 10.21
Medium speed at 3500 m3/h Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 22.01 20.94 19.87 19.02 18.38 17.31 16.03
59 0F/15ºC WB Scc(kW) 16.29 16.13 15.90 15.98 15.62 15.23 14.42
PW(kW) 6.46 7.00 7.31 7.55 7.86 8.40 8.79
75 0F/24ºC DB Tcc(kW) 22.65 21.58 20.52 19.23 18.81 17.74 16.67
63 0F/17ºC WB Scc(kW) 16.99 16.84 16.62 16.16 15.98 15.61 15.00
PW(kW) 6.85 7.31 7.62 8.01 8.32 8.79 9.18
80 0F/27ºC DB Tcc(kW) 23.08 22.01 21.37 19.87 19.45 18.38 17.31
66 0F/19ºC WB Scc(kW) 17.08 16.95 16.67 16.30 16.14 15.81 15.06
PW(kW) 7.00 7.39 7.78 8.17 8.48 8.71 9.34
84 0F/29ºC DB Tcc(kW) 23.29 22.22 21.80 20.09 19.55 18.59 17.52
66 0F/19ºC WB Scc(kW) 19.57 18.89 18.75 18.28 18.38 17.85 17.00
PW(kW) 7.16 7.55 7.86 8.32 8.79 9.18 9.57
90 0F/32ºC DB Tcc(kW) 23.51 22.65 22.22 20.52 19.87 19.23 17.95
73 0F/23ºC WB Scc(kW) 19.98 19.71 19.56 19.08 19.08 18.66 17.77
PW(kW) 7.31 7.62 8.17 8.48 8.95 9.57 9.80
- 90 -
Low speed at 3200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 21.14 20.11 19.08 18.26 17.65 16.62 15.39
59 0F/15ºC WB Scc(kW) 15.64 15.48 15.27 15.34 15.00 14.63 13.85
PW(kW) 6.19 6.71 7.01 7.24 7.53 8.06 8.43
75 0F/24ºC DB Tcc(kW) 21.75 20.73 19.70 18.47 18.06 17.03 16.01
63 0F/17ºC WB Scc(kW) 16.31 16.17 15.96 15.51 15.35 14.99 14.41
PW(kW) 6.56 7.01 7.31 7.68 7.98 8.43 8.80
80 0F/27ºC DB Tcc(kW) 22.16 21.14 20.52 19.08 18.67 17.65 16.62
66 0F/19ºC WB Scc(kW) 16.40 16.27 16.01 15.65 15.50 15.18 14.46
PW(kW) 6.71 7.09 7.46 7.83 8.13 8.36 8.95
84 0F/29ºC DB Tcc(kW) 22.37 21.34 20.93 19.29 18.78 17.85 16.83
66 0F/19ºC WB Scc(kW) 18.79 18.14 18.00 17.55 17.65 17.14 16.32
PW(kW) 6.86 7.24 7.53 7.98 8.43 8.80 9.18
90 0F/32ºC DB Tcc(kW) 22.57 21.75 21.34 19.70 19.08 18.47 17.24
73 0F/23ºC WB Scc(kW) 19.19 18.92 18.78 18.32 18.32 17.91 17.06
PW(kW) 7.01 7.31 7.83 8.13 8.58 9.18 9.40
- 91 -
MFA-96CR High speed at 3900 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 28.98 27.58 26.17 25.04 24.20 22.79 21.11
59 0F/15ºC WB Scc(kW) 21.45 21.23 20.94 21.04 20.57 20.06 18.99
PW(kW) 8.30 9.00 9.40 9.70 10.10 10.80 11.30
75 0F/24ºC DB Tcc(kW) 29.83 28.42 27.01 25.33 24.76 23.36 21.95
63 0F/17ºC WB Scc(kW) 22.37 22.17 21.88 21.27 21.05 20.55 19.75
PW(kW) 8.80 9.40 9.80 10.30 10.70 11.30 11.80
80 0F/27ºC DB Tcc(kW) 30.39 28.98 28.14 26.17 25.61 24.20 22.79
66 0F/19ºC WB Scc(kW) 22.49 22.32 21.95 21.46 21.25 20.81 19.83
PW(kW) 9.00 9.50 10.00 10.50 10.90 11.20 12.00
84 0F/29ºC DB Tcc(kW) 30.67 29.27 28.70 26.45 25.75 24.48 23.07
66 0F/19ºC WB Scc(kW) 25.76 24.88 24.68 24.07 24.20 23.50 22.38
PW(kW) 9.20 9.70 10.10 10.70 11.30 11.80 12.30
90 0F/32ºC DB Tcc(kW) 30.95 29.83 29.27 27.01 26.17 25.33 23.64
73 0F/23ºC WB Scc(kW) 26.31 25.95 25.75 25.12 25.12 24.57 23.40
PW(kW) 9.40 9.80 10.50 10.90 11.50 12.30 12.60
Medium speed at 3500 m3/h Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 27.83 26.48 25.13 24.05 23.24 21.89 20.27
59 0F/15ºC WB Scc(kW) 20.59 20.39 20.10 20.20 19.75 19.26 18.24
PW(kW) 7.97 8.64 9.02 9.31 9.70 10.37 10.85
75 0F/24ºC DB Tcc(kW) 28.64 27.29 25.94 24.32 23.78 22.43 21.08
63 0F/17ºC WB Scc(kW) 21.48 21.29 21.01 20.43 20.21 19.74 18.97
PW(kW) 8.45 9.02 9.41 9.89 10.27 10.85 11.33
80 0F/27ºC DB Tcc(kW) 29.18 27.83 27.02 25.13 24.59 23.24 21.89
66 0F/19ºC WB Scc(kW) 21.59 21.43 21.08 20.61 20.41 19.98 19.04
PW(kW) 8.64 9.12 9.60 10.08 10.46 10.75 11.52
84 0F/29ºC DB Tcc(kW) 29.45 28.10 27.56 25.40 24.72 23.51 22.16
66 0F/19ºC WB Scc(kW) 24.74 23.89 23.70 23.11 23.24 22.57 21.49
PW(kW) 8.83 9.31 9.70 10.27 10.85 11.33 11.81
90 0F/32ºC DB Tcc(kW) 29.72 28.64 28.10 25.94 25.13 24.32 22.70
73 0F/23ºC WB Scc(kW) 25.26 24.92 24.73 24.12 24.12 23.59 22.47
PW(kW) 9.02 9.41 10.08 10.46 11.04 11.81 12.10
- 92 -
Low speed at 3200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 26.72 25.42 24.12 23.09 22.31 21.01 19.46
59 0F/15ºC WB Scc(kW) 19.77 19.57 19.30 19.39 18.96 18.49 17.51
PW(kW) 7.64 8.29 8.66 8.93 9.30 9.95 10.41
75 0F/24ºC DB Tcc(kW) 27.50 26.20 24.90 23.35 22.83 21.53 20.23
63 0F/17ºC WB Scc(kW) 20.62 20.44 20.17 19.61 19.40 18.95 18.21
PW(kW) 8.10 8.66 9.03 9.49 9.85 10.41 10.87
80 0F/27ºC DB Tcc(kW) 28.02 26.72 25.94 24.12 23.61 22.31 21.01
66 0F/19ºC WB Scc(kW) 20.73 20.57 20.23 19.78 19.59 19.19 18.28
PW(kW) 8.29 8.75 9.21 9.67 10.04 10.32 11.05
84 0F/29ºC DB Tcc(kW) 28.27 26.98 26.46 24.38 23.74 22.57 21.27
66 0F/19ºC WB Scc(kW) 23.75 22.93 22.75 22.19 22.31 21.67 20.63
PW(kW) 8.47 8.93 9.30 9.85 10.41 10.87 11.33
90 0F/32ºC DB Tcc(kW) 28.53 27.50 26.98 24.90 24.12 23.35 21.79
73 0F/23ºC WB Scc(kW) 24.25 23.92 23.74 23.16 23.16 22.65 21.57
PW(kW) 8.66 9.03 9.67 10.04 10.59 11.33 11.60
- 93 -
MFA-96HR High speed at 3900 m3/h
Outdoor air entering Temp(DB)
Indoor air entering Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 28.98 27.58 26.17 25.04 24.20 22.79 21.11
59 0F/15ºC WB Scc(kW) 21.45 21.23 20.94 21.04 20.57 20.06 18.99
PW(kW) 8.47 9.18 9.59 9.89 10.30 11.02 11.53
75 0F/24ºC DB Tcc(kW) 29.83 28.42 27.01 25.33 24.76 23.36 21.95
63 0F/17ºC WB Scc(kW) 22.37 22.17 21.88 21.27 21.05 20.55 19.75
PW(kW) 8.98 9.59 10.00 10.51 10.91 11.53 12.04
80 0F/27ºC DB Tcc(kW) 30.39 28.98 28.14 26.17 25.61 24.20 22.79
66 0F/19ºC WB Scc(kW) 22.49 22.32 21.95 21.46 21.25 20.81 19.83
PW(kW) 9.18 9.69 10.20 10.71 11.12 11.42 12.24
84 0F/29ºC DB Tcc(kW) 30.67 29.27 28.70 26.45 25.75 24.48 23.07
66 0F/19ºC WB Scc(kW) 25.76 24.88 24.68 24.07 24.20 23.50 22.38
PW(kW) 9.38 9.89 10.30 10.91 11.53 12.04 12.55
90 0F/32ºC DB Tcc(kW) 30.95 29.83 29.27 27.01 26.17 25.33 23.64
73 0F/23ºC WB Scc(kW) 26.31 25.95 25.75 25.12 25.12 24.57 23.40
PW(kW) 9.59 10.00 10.71 11.12 11.73 12.55 12.85
Medium speed at 3500 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 27.83 26.48 25.13 24.05 23.24 21.89 20.27
59 0F/15ºC WB Scc(kW) 20.59 20.39 20.10 20.20 19.75 19.26 18.24
PW(kW) 8.13 8.81 9.20 9.50 9.89 10.57 11.06
75 0F/24ºC DB Tcc(kW) 28.64 27.29 25.94 24.32 23.78 22.43 21.08
63 0F/17ºC WB Scc(kW) 21.48 21.29 21.01 20.43 20.21 19.74 18.97
PW(kW) 8.62 9.20 9.59 10.08 10.48 11.06 11.55
80 0F/27ºC DB Tcc(kW) 29.18 27.83 27.02 25.13 24.59 23.24 21.89
66 0F/19ºC WB Scc(kW) 21.59 21.43 21.08 20.61 20.41 19.98 19.04
PW(kW) 8.81 9.30 9.79 10.28 10.67 10.96 11.75
84 0F/29ºC DB Tcc(kW) 29.45 28.10 27.56 25.40 24.72 23.51 22.16
66 0F/19ºC WB Scc(kW) 24.74 23.89 23.70 23.11 23.24 22.57 21.49
PW(kW) 9.01 9.50 9.89 10.48 11.06 11.55 12.04
90 0F/32ºC DB Tcc(kW) 29.72 28.64 28.10 25.94 25.13 24.32 22.70
73 0F/23ºC WB Scc(kW) 25.26 24.92 24.73 24.12 24.12 23.59 22.47
PW(kW) 9.20 9.59 10.28 10.67 11.26 12.04 12.34
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Low speed at 3200 m3/h Outdoor air entering Temp(DB) Indoor air entering
Temp 70 0F/21ºC 82 0F/28ºC 95 0F/35ºC 109 0F/43ºC 115 0F/46ºC 126 0F/52ºC 1290F/54ºC
70 0F/21ºC DB Tcc(kW) 26.72 25.42 24.12 23.09 22.31 21.01 19.46
59 0F/15ºC WB Scc(kW) 19.77 19.57 19.30 19.39 18.96 18.49 17.51
PW(kW) 7.80 8.46 8.84 9.12 9.49 10.15 10.62
75 0F/24ºC DB Tcc(kW) 27.50 26.20 24.90 23.35 22.83 21.53 20.23
63 0F/17ºC WB Scc(kW) 20.62 20.44 20.17 19.61 19.40 18.95 18.21
PW(kW) 8.27 8.84 9.21 9.68 10.06 10.62 11.09
80 0F/27ºC DB Tcc(kW) 28.02 26.72 25.94 24.12 23.61 22.31 21.01
66 0F/19ºC WB Scc(kW) 20.73 20.57 20.23 19.78 19.59 19.19 18.28
PW(kW) 8.46 8.93 9.40 9.87 10.25 10.53 11.28
84 0F/29ºC DB Tcc(kW) 28.27 26.98 26.46 24.38 23.74 22.57 21.27
66 0F/19ºC WB Scc(kW) 23.75 22.93 22.75 22.19 22.31 21.67 20.63
PW(kW) 8.65 9.12 9.49 10.06 10.62 11.09 11.56
90 0F/32ºC DB Tcc(kW) 28.53 27.50 26.98 24.90 24.12 23.35 21.79
73 0F/23ºC WB Scc(kW) 24.25 23.92 23.74 23.16 23.16 22.65 21.57
PW(kW) 8.84 9.21 9.87 10.25 10.81 11.56 11.84
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7.2 Heating: MFA-76HR High speed at 3900 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 31.85 8.64 25.73 7.44 21.07 6.40 19.11 6.00 17.89 5.68
20 30.87 9.44 24.50 8.00 19.85 7.04 18.62 6.48 17.15 6.08MFA-76HR
27 28.91 10.00 23.03 8.64 18.62 7.60 18.13 7.04 16.17 6.56
Medium speed at 3500 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 30.58 8.29 24.70 7.14 20.23 6.14 18.35 5.76 17.17 5.45
20 29.64 9.06 23.52 7.68 19.05 6.76 17.88 6.22 16.46 5.84MFA-76HR
27 27.75 9.60 22.11 8.29 17.88 7.30 17.40 6.76 15.52 6.30
Low speed at 3200 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 29.35 7.96 23.71 6.85 19.42 5.90 17.61 5.53 16.48 5.23
20 28.45 8.70 22.58 7.37 18.29 6.49 17.16 5.97 15.81 5.60MFA-76HR
27 26.64 9.21 21.23 7.96 17.16 7.00 16.71 6.49 14.90 6.04
- 96 -
MFA-96HR High speed at 3900 m3/h
Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 40.24 10.58 32.50 9.11 26.62 7.84 24.14 7.35 22.59 6.96
20 39.00 11.56 30.95 9.80 25.07 8.62 23.52 7.94 21.67 7.45MFA-96HR
27 36.52 12.25 29.09 10.58 23.52 9.31 22.90 8.62 20.43 8.04
Medium speed at 3500 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 38.64 10.15 31.21 8.74 25.56 7.52 23.18 7.05 21.70 6.67
20 37.45 11.09 29.72 9.40 24.07 8.27 22.59 7.61 20.80 7.14MFA-96HR
27 35.07 11.75 27.94 10.15 22.59 8.93 21.99 8.27 19.62 7.71
Low speed at 3200 m3/h Outdoor DB (°C) 24 7 2 -5 -7
outdoor WB (°C) 18 6 1 -6 -8
MODEL
Evap.
Entering
Air DB
TC KW TC KW TC KW TC KW TC KW
(°C) Capacity (kW)
15 37.10 9.75 29.97 8.40 24.54 7.22 22.26 6.77 20.83 6.41
20 35.96 10.66 28.54 9.03 23.12 7.95 21.69 7.31 19.98 6.86MFA-96HR
27 33.68 11.29 26.83 9.75 21.69 8.58 21.12 7.95 18.84 7.40
- 97 -
8. Electric Characteristics
Indoor Unit Power Supply IFM Model
Hz Voltage Min. Max. MCA MFA KW FLA
MFA-76HR 50 220V 198V 242V 3.48 12 0.3 2.78
MFA-76CR 50 220V 198V 242V 3.48 12 0.3 2.78
MFA-96HR 50 220V 198V 242V 3.48 12 0.3 2.78
MFA-96CR 50 220V 198V 242V 3.48 12 0.3 2.78
Remark: MCA: Min. Current Amps. (A)
MFA: Max. Fuse Amps. (A)
KW: Fan Motor Rated Output (KW)
FLA: Full Load Amps. (A)
IFM: Indoor Fan Motor
- 98 -
9. Sound Levels
1m
Microphone
1m
Noise level under three speeds of fan (dB(A)) Unit Number Model H M L
1 MFA-76HR 45 43 41 2 MFA-96HR 45 43 41 3 MFA-76CR 45 43 41 4 MFA-96CR 45 43 41
- 99 -
10. Exploded View MFA-76CR
- 100 -
No. Part name Quantity No. Part name Quantity
1 Separating board Ass'y 1 28.1 Main controller subassembly 1
2 Fixing clapboard for fan motor 1 28.2 Transformer 1
3 Left fan Volute shell 1 29 Cover for E-box 1
4 Left up fixing clamp for motor 1 30 Chassis 1
5 Left down fixing clamp for motor 1 31 Partition plate 1
6 Strengthen board for motor 1 32 Water collector assy 1
7 Left and right holder 2 33 Filter 1
8 Back-left shore 1 34 Strip for right-filter 1
9 Left clapboard 1 35 Front-right shore 1
10 Fixture Board Ass'y 4 36 Evaporator 1
11 Up supporting board, evaporator 1 37 Right clapboard 1
12 Left sealing board 1 38 Right sealing board 1
13 Front-left shore 1 39 Strip for filter 1
14 Supporting angle iron, Water collector 2 40 Clamp strip II for pipe 2
15 Front supporting board 1 41 Clamp strip I for pipe 2
16 Horizontal louver assy 5 42 Back-right shore 1
17 Holder ,Horizontal louver 10 43 Down-back cover 1
18 Vertical grille II 12 44 Up-back cover 1
19 Link 1 45 Cover 1
20 Air-out frame assy 1 46 Right fan Volute shell Ass'y 1
21 Crank 1 47 Right down fixing clamp for motor 1
22 Swing motor 1 48 Right up fixing clamp for motor 1
23 Fixing board, Capacitor 1 49 Holder for fan motor 1
24 Air inlet panel 1 50 Fan motor 1
25 Capacitor, compressor 1 51 Outdoor temp sensor 1
26 Capacitor clamp 1 52 Evaporator temp. sensor assembly 1
27 Capacitor box 1 53 Remote controller 1
28 Electric control assy 1
- 101 -
MFA-96CR
- 102 -
No. Part name Quantity No. Part name Quantity
1 Separating board Ass'y 1 28.1 Main controller subassembly 1
2 Fixing clapboard for fan motor 1 28.2 Transformer 1
3 Left fan Volute shell 1 29 Cover for E-box 1
4 Left up fixing clamp for motor 1 30 Chassis 1
5 Left down fixing clamp for motor 1 31 Partition plate 1
6 Strengthen board for motor 1 32 Water collector assy 1
7 Left and right holder 2 33 Filter 1
8 Back-left shore 1 34 Strip for right-filter 1
9 Left clapboard 1 35 Front-right shore 1
10 Fixture Board Ass'y 4 36 Evaporator 1
11 Up supporting board, evaporator 1 37 Right clapboard 1
12 Left sealing board 1 38 Right sealing board 1
13 Front-left shore 1 39 Strip for filter 1
14 Supporting angle iron, Water collector 2 40 Clamp strip II for pipe 2
15 Front supporting board 1 41 Clamp strip I for pipe 2
16 Horizontal louver assy 5 42 Back-right shore 1
17 Holder ,Horizontal louver 10 43 Down-back cover 1
18 Vertical grille II 12 44 Up-back cover 1
19 Link 1 45 Cover 1
20 Air-out frame assy 1 46 Right fan Volute shell Ass'y 1
21 Crank 1 47 Right down fixing clamp for motor 1
22 Swing motor 1 48 Right up fixing clamp for motor 1
23 Fixing board, Capacitor 1 49 Holder for fan motor 1
24 Air inlet panel 1 50 Fan motor 1
25 Capacitor, compressor 1 51 Outdoor temp sensor 1
26 Capacitor clamp 1 52 Evaporator temp. sensor assembly 1
27 Capacitor box 1 53 Remote controller 1
28 Electric control assy 1
- 103 -
MFA-76HR
- 104 -
No. Part name Quantity No. Part name Quantity
1 Separating board Ass'y 1 28.1 Main controller subassembly 1
2 Fixing clapboard for fan motor 1 28.2 Transformer 1
3 Left fan Volute shell 1 29 Cover for E-box 1
4 Left up fixing clamp for motor 1 30 Chassis 1
5 Left down fixing clamp for motor 1 31 Partition plate 1
6 Strengthen board for motor 1 32 Water collector assy 1
7 Left and right holder 2 33 Filter 1
8 Back-left shore 1 34 Strip for right-filter 1
9 Left clapboard 1 35 Front-right shore 1
10 Fixture Board Ass'y 4 36 Evaporator 1
11 Up supporting board, evaporator 1 36.1 One way valve 2
12 left sealing board 1 37 Right clapboard 1
13 Front-left shore 1 38 Right sealing board 1
14 Supporting angle iron, Water collector 2 39 Strip for filter 1
15 Front supporting board 1 40 Clamp strip II for pipe 2
16 Horizontal louver assy 5 41 Clamp strip I for pipe 2
17 Holder ,Horizontal louver 10 42 Back-right shore 1
18 Vertical grille II 12 43 Down-back cover 1
19 Link 1 44 Up-back cover 1
20 Air-out frame assy 1 45 Cover 1
21 Crank 1 46 Right fan Volute shell Ass'y 1
22 Swing motor 1 47 Right down fixing clamp for motor 1
23 Fixing board, Capacitor 1 48 Right up fixing clamp for motor 1
24 Air inlet panel 1 49 Holder for fan motor 1
25 Capacitor, compressor 1 50 Fan motor 1
26 Capacitor clamp 1 51 Outdoor temp sensor 1
27 Capacitor box 1 52 Evaporator temp. sensor assembly 1
28 Electric control assy 1 53 Remote controller 1
- 105 -
MFA-96HR
- 106 -
No. Part name Quantity No. Part name Quantity
1 Separating board Ass'y 1 28.1 Main controller subassembly 1
2 Fixing clapboard for fan motor 1 28.2 Transformer 1
3 Left fan Volute shell 1 29 Cover for E-box 1
4 Left up fixing clamp for motor 1 30 Chassis 1
5 Left down fixing clamp for motor 1 31 Partition plate 1
6 Strengthen board for motor 1 32 Water collector assy 1
7 Left and right holder 2 33 Filter 1
8 Back-left shore 1 34 Strip for right-filter 1
9 Left clapboard 1 35 Front-right shore 1
10 Fixture Board Ass'y 4 36 Evaporator 1
11 Up supporting board, evaporator 1 36.1 One way valve 2
12 left sealing board 1 37 Right clapboard 1
13 Front-left shore 1 38 Right sealing board 1
14 Supporting angle iron, Water collector 2 39 Strip for filter 1
15 Front supporting board 1 40 Clamp strip II for pipe 2
16 Horizontal louver assy 5 41 Clamp strip I for pipe 2
17 Holder ,Horizontal louver 10 42 Back-right shore 1
18 Vertical grille II 12 43 Down-back cover 1
19 Link 1 44 Up-back cover 1
20 Air-out frame assy 1 45 Cover 1
21 Crank 1 46 Right fan Volute shell Ass'y 1
22 Swing motor 1 47 Right down fixing clamp for motor 1
23 Fixing board, Capacitor 1 48 Right up fixing clamp for motor 1
24 Air inlet panel 1 49 Holder for fan motor 1
25 Capacitor, compressor 1 50 Fan motor 1
26 Capacitor clamp 1 51 Outdoor temp sensor 1
27 Capacitor box 1 52 Evaporator temp. sensor assembly 1
28 Electric control assy 1 53 Remote controller 1
- 107 -
11. Troubleshooting
No Display content
Fault or protection meaning
1 E1 T1 Fault of open circuit, short circuit 2 E2 T2 Fault of open circuit, short circuit
3 P1 Under heating mode, T2 is on high temperature protection
4 P2 Under cooling mode, T2 is on low temperature protection
11.1 E1 malfunction
LED indicate E1
Fault of indoor temperature sensor T1
Judge 1: Whether the indoor temperature sensor T1 is break off.
Yes Connects it well.
No
Judge 2: Whether the indoor temperature sensor T1 is malfunction.
Validate: Check whether the resistance of the temperature sensor is correct according to Annex 1.
Replace it. No
Yes
Judge 3: PCB is malfunction
Replace indoor PCB
- 108 -
11.2 E2 malfunction
LED indicate E2
Fault of indoor temperature sensor T2
Judge 1: Whether the indoor temperature sensor T2 is break off.
Yes Connects it well.
No
Judge 2: Whether the indoor temperature sensor T2 is malfunction.
Validate: Check whether the resistance of the temperature sensor is correct according to Annex 1.
Replace it. No
Yes
Judge 3: PCB is malfunction
Replace indoor PCB
- 109 -
11.3 P1 malfunction
LED indicate P1
Under heating mode, T2 is on high temperature protection
Judge 1: Check whether the evaporator temperature sensor T2 is break off.
Connects it well. Yes
No
Judge 2: Whether the evaporator temperature sensor is malfunction.
Validate: Check whether the resistance of the temperature sensor is correct according to Annex 1.
Replace the temperature sensor No
Yes
Judge 3: Check whether the outdoor ambient temperature is too high (more than 24℃)
Stop the unit. Yes
No
Replace indoor PCB
- 110 -
11.4 P2 malfunction
LED indicate P2
Under cooling mode, T2 is on low temperature protection
Judge 1: Check whether the evaporator temperature sensor T2 is break off. Connects it well.
Yes
No
Judge 2: Whether the evaporator temperature sensor is malfunction.
Validate: Check whether the resistance of the temperature sensor is correct according to Annex 1.
Replace the temperature sensor No
Yes
Judge 3: Check whether the outdoor ambient temperature is too low (less than 17℃)
Stop the unit. Yes
No
Replace indoor PCB
- 111 -
12. Accessories Name Quantity Function
Owner’s manual 1 /
Installation manual 1 /
Water connective pipe 1 Connect to water drainage pipe
Remove controller 1 /
Remove controller owner’s manual 1 /
AAA battery 2 /