Air Cooled Screw(M Type Condender)2011-3

8/4/2019 Air Cooled Screw(M Type Condender)2011-3

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Midea CAC

Air Cooled Screw Chiller(Reversed M type condenser)

- New Product NoticeWe are pleased to announce the new developments on our Midea Air Cooled Screw Chiller product

range resulting on various applications.

February 2011 | Ref. 0003


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SINGLE COMPRESSOR TYPE

DUAL COMPRESSOR TYPE



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After years of marketing validation and factory testing, Midea launched the New Generation air cooled screw

product to the market. The new generation products are the premium solution for industrial and commercialapplications where installers, consultants and building owners require optimal performances and optimized quality.The chillers are designed to meet current and future requirements in terms of reliability, energy efficiency andintelligent control with the latest technologies available today. Comparing the old generation air cooled product thenew generation product use the reversed M type condenser to increase the heat exchanger area and leave morespace for servicing and adding other accessories required in the future such as heat recovery and hydraulic moduleetc.

PRODUCT FEATURES-Environmentally friendly refrigerant R134a.

-High efficiency twin-screws type compressor.

-Low-noise&vibration high efficiency fans, high-efficiency rifled pipe with aluminum finned heat

exchanger.

-Touchable screen PLC control system with user-friendly operator interface. Open protocol of RS485

with is BMS compatible.

-Each unit is completely assembled, factory wired, evacuated, charged, tested and comes complete and

ready for installation.

PRODUCT ADVANTAGES-Environmental Care

-Outstanding Reliability

-Simple Structure Easy Installation

-Economical Operation Cost

-State of Technique, Accuracy Control

-Lower Operating Noise and Vibration

TOUCHABLE SCREEN PANEL FOR EASY OPERATION


EXV REAL PID MODULATION


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SIX BASIC MODELS

Basic model Cooling Capacity (kW) No. of Compressors No. of Fans

LSBLGCW360A 360 1 6

LSBLGCW450A 450 1 8

LSBLGCW600 600 1 10

LSBLGCW720A 720 2 12



PRODUCT APPLICATION RANGE

Content Running range

Ambient TEMP. T1 Condition: 2143Out water TEMP. 515Water flow volume Rating flow volume20%

Max inlet/outlet water TEMP. difference 8Fouling factor (m

2. /kW) 0.086Power supply

380/400V-3N-50Hz as standard

415V-3N-50Hz as an option

Voltage tolerance Rating Voltage10%

Phase tolerance 2Power supply frequency Rating frequency2%

Starter Delta-Star

Evaporator max working pressure on water side 1.0MPa

Compressor max. start count 4 times

Environment qualityHigh corrosive environment and high humidity should

be avoid.

Drainage systemThe height of dropsy should not be higher than the

base of the unit on the spot



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PRODUCT SPECIFICATION

Unit Model LSBLGCW360A LSBLGCW450A LSBLGCW600

Cooling

capacitykW 364 450 594

Power supply 380/400V/3P/50Hz

Rated power

consumptionkW 113 138 184

CompressorType Semi- hermetic, twin screw compressor

Quantity 1 1 1

Energy adjustable range% 25%,50%,75%,100% 4-step ( 50%~100% stepless as option)

RefrigerantType R134a

chargekg 80 122 125

Air Side Heat-

exchanger

Type M shape Heat exchanger, High efficient exchanger tube + aluminum fins

Fans Quantity 6 8 10

Air Volume

m3/h 230006 230008 2000010Motor input

kW 2.86 2.88 1.810

Water Side

Heat-

exchanger

Type Shell-and-tube heat-exchanger

Water Volume

m3/h 62.6 77.4 102Water pressure

dropkpa 50 55 60Inlet/outlet

Pipe diameter

mmDN125 DN125 DN125

Water side fouling factor (m2.

/kW)0.086

Dimensionmm

Lengthmm 3730 4730 5700

widthmm 2280 2280 2280heightmm 2370 2370 2400

Shipping weightkg 3320 4325 5000Running weightkg 3520 4530 5200

1) Nominal cooling capacities are based on the following conditions:

Chilled water inlet/outlet temp: 12/7; Outdoor temp (DB/WB):35/24.

2) The applicable ambient temperature range of R134a air-cooled screw units is 21 ~ 43,



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PRODUCT SPECIFICATION

Unit Model

DescriptionsLSBLGCW720A LSBLGCW800A LSBLGCW900A

Cooling capacity kW 729 810 902

Power supply 380/400V/3P/50Hz

Rated power

consumptionkW 227 251 278

compressorType Semi-hermetic, twin screw compressor

Quantity 2 2 2Energy adjustive range% 25%,50%,75%,100% 4-step ( 50%~100% stepless as option)

RefrigerantType R134a

chargekg 80*2 80+122 122*2

Air Side Heat-

exchanger

TypeReversed M sharp Heat exchanger,

High efficient exchanger tube + aluminum fins

Fans Quantity 12 14 16

Air Volumem3/h 2300012 2300014 2300016Motor inputkW 2.812 2.814 2.816

Water Side Heat-

exchanger

Type Shell-and-tube heat-exchanger

Water Volume

m3/h 125 139 155Water pressure drop

kPa 65 70 80Inlet/outlet Pipe

diametermm DN150 DN150 DN150Water side fouling factor (m

2./kW) 0.086Dimensionmm

Lengthmm 7425 8425 9425widthmm 2280 2280 2280heightmm 2430 2430 2430

Shipping weightkg 6700 7750 8900Running weightkg 7000 8050 9200

1) Nominal cooling capacities are based on the following conditions:

Chilled water inlet/outlet temp: 12/7; Outdoor temp (DB/WB):35/24.

2) The applicable ambient temperature range of R134a air-cooled screw units is 21 ~ 43,


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PROMOTION MATERIAL:Product introduction presentation ---Available

Product catalogue---Available in the end of March 2011.

IOM(Users manual)--- Available in the end of April 2011.

PRICE INFORMATION:Get the price information from Midea local office or Branch Company

TIME OF MASS PRODUCTION:360Kw model ---Start to mass production

450Kw model---Start to mass production

600Kw model---Start to mass production

720Kw model---Available in the end of June

800Kw model---Available in the end of June

900Kw model--- Available in the end of June


PROCESS FOR CERTIFICATION:Except the 600Kw model all the products are

available for the CE certification which includingLVD EMC MD and PED.

CE certification for 600Kw model is expectedto be finish in the end of 2011.

AHRI Certification under process for theselection software and except to be ARI

approved in the end of 2011.

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Documents

Air Cooled Screw(M Type Condender)2011-3