DT/DTX SeriesUNIT COOLER

ENGINEERING SCHEMATIC DETAILS

SGSREFRIGERATION

DO NOT SCALE DRAWINGWORK TO DIMENSIONS

REFRIGERANT

EXTERNAL STATIC PRESSURE

APPROXIMATE WEIGHT

AIR FLOW RATE

TOTAL SURFACE AREANOMINAL FIN SPACING

SUCTION TEMPERATURE

DESIGN SPECIFICATIONS

ROOM TEMPERATUREUNIT COOLING CAPACITY

NO.

TOLERANCE:

REQ'D:

SHEET

-+

TAG UNIT:

ITEM NO.:

MODEL:

SALES

CUSTOMER

CUSTOMER

JOB NAME:

NAME:

P.O.:

ORDER:

DATE: DRAWN:

REV.

CHANGE DESCRIPTION

REVISIONS

LINE: NO. DATE CHK'D

NOTE: DIMENSIONAL DRAWING FOR QUOTATION PURPOSES ONLY. DO NOT USE FOR CONSTRUCTION.

DTX3 RH.DWG R.0

35.625

AIR FLOW

42.125

20.437

1.375

B.C.19.625

14.125

105.81252.90652.906

14.65688.0003.156B.C.

(4) 0.625 DIA.MOUNTING HOLES

3.250

44.625

MUST BE TRAPPED BY CUSTOMER1.000 F.P.T. DRAIN CONNECTION

3.250

44.625

MUST BE TRAPPED BY CUSTOMER1.000 F.P.T. DRAIN CONNECTION

3.250

44.625

REMOVALFOR HEATER88" REQ'D

MUST BE TRAPPED BY CUSTOMER1.000 F.P.T. DRAIN CONNECTION

43.750

3.000

SPLASH GUARDSHIPPED LOOSE

4.250

NOTE:20 G.P.M. REQUIRED FORWATER DEFROST @ +65°FMIN. WATER TEMP.

44.000

1.000 F.P.T. WATERDEFROST CONN.

3.000 M.P.T. DRAIN CONNECTIONMUST BE TRAPPED BY CUSTOMER

REMOVALFOR HEATER88" REQ'D88" REQ'DFOR HEATERREMOVAL

DISCONNECTMOTOR AND HEATER

NEMA-4 NON-FUSED

MOTOR DISCONNECTNEMA-4 NON-FUSED

REFRIGERANT CONNECTIONSTHIS END OUT BACK

INSIDE FRONT PANELELECTRICAL TERMINALSNEMA-4 NON-FUSED

MOTOR DISCONNECT

INSIDE FRONT PANELHEATER TERMINALS

6.000

3.437

38.750

VAROUTCONNOUTLET CONN.

3.125INLET

3.750SUCTION

INLET CONN.

SUCTION3.750

INLET CONN.

3.750

VARINCONN

38.750

3.437

6.000

SUCTION3.750

INLET3.500

VARINCONNINLET CONN.

VAROUTCONNOUTLET CONN.

SUCTION3.750

INLET3.125

OUTLET CONN.VAROUTCONN

38.750

3.437

6.000

VARINCONNINLET CONN.

6.000

15.000

38.625

9.187

3.187OUTLET

7.750INLET

DISTRIBUTOR

INLET CONNECTVARDS1

VARINCONN

VARDS2

OUTLET CONNECT

EQUALIZER CONN.

VAROUTCONN

VAREQ

SUCTION2.750

INLET2.125

OUTLET CONN.VAROUTCONN

VARINCONNINLET CONN.

38.125

6.000

1.3126.000

38.625

15.000

9.187

7.750INLET3.187

OUTLET

DISTRIBUTOR

INLET CONNECTVARDS1

VARINCONN

VARDS2

OUTLET CONNECT

EQUALIZER CONN.

VAROUTCONN

VAREQ

2.125INLET

2.750SUCTION

VAROUTCONNOUTLET CONN.

INLET CONN.VARINCONN1.312

38.125

6.000

BYPASS HEADER1.00 HOT GAS

HG REHEATVARHGCONN

INLET

OUTLET

VARHGCONNHG REHEAT

(2) OVERHEAT THERMOSTATS

(2) 4.65 KW ELECTRICREHEAT HEATERS (3 FANS)

NEMA 4 CONTROL PANEL

26.00 B.C.LEGS

(8) 0.625Ă LEGMOUNTING HOLES

28.005.156 28.0028.00 16.656

47.563

REMOVABLESHIPPING LEGS

(3) OVERHEAT THERMOSTATS

(3) 4.65 KW ELECTRICREHEAT HEATERS (3 FANS)

HOT GAS CONNECTIONTHRU CUSTOMERS TEE

IN LIQUID LINE.

NOTE:HOT GAS CONNECTIONTHRU CUSTOMERS TEE

IN SUCTION LINE.

NOTE:

THIS DRAWING CONTAINS INTERPIPING SCHEMATICS FOR "OUT BACK" STYLEHOT GAS DEFROST UNITS (DT/DTX TYPE). THE LAYER NAMING CONVENTIONS ARE:

RB 11 1 L #

REFRIGERANTFEED TYPE

11 = 1:1 CIRC21 = 2:1 CIRCAS = ASC CONNHG = HOT GAS

BYPASS HDR

INTERPIPING TYPE1 = TYPE I SERIES BY KRACK2 = TYPE II PARALLEL BY KRACK3 = TYPE III PARALLEL BY KRACK4 = TYPE I SERIES BY OTHERS5 = TYPE II PARALLEL BY OTHERS6 = TYPE III PARALLEL BY OTHERS

SUCTION

HOT GAS

DEFROST RELIEFCV

LIQUID

HOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACK PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

SUCTION

HOT GAS

DEFROST RELIEFCV

LIQUID

SUCTION

HOT GAS

CV

PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

RELIEFDEFROST

LIQUID

HOT GAS PIPING

CV = CHECK VALVE

PIPING BY KRACK--PIPING BY OTHERS

LIQUID

RELIEFDEFROST

CV

HOT GAS

SUCTION

HOT GAS PIPING

HOT GAS

SUCTION

DEFROSTRELIEF

LIQUID

CV = CHECK VALVE

PIPING BY KRACK--PIPING BY OTHERS

CV

CV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

--PIPING BY OTHERS

LIQUID

DEFROST RELIEF

HOT GAS

SUCTIONCV

CV = CHECK VALVE

SUCTION

PIPING BY KRACKHOT GAS PIPING

--PIPING BY OTHERS

HOT GAS

DEFROST RELIEFCV

LIQUID

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING PIPING BY KRACK

RELIEFDEFROST

LIQUID

SUCTION

CV

HOT GASSUCTION

CV

HOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACK

HOT GASLIQUID

DEFROSTRELIEF

LIQUID

RELIEFDEFROST

SUCTION

HOT GAS

CV

PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

SUCTION

RELIEFDEFROST

CV

HOT GAS

LIQUID

DEFROSTRELIEF

SUCTIONCV

LIQUID

HOT GAS

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING PIPING BY KRACK PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

LIQUID

RELIEFDEFROST

SUCTION

HOT GAS

CV

HOT GAS

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

CV

LIQUID

DEFROSTRELIEF

SUCTION

HOT GAS PIPING

HV = HAND BALANCING VALVE (BY OTHERS)

--PIPING BY OTHERSCV = CHECK VALVE (BY OTHERS)

PIPING BY KRACK

HOT

HV

CV

SUCTION

DEFROST

DEFROSTRELIEFPAN

COILRELIEF

LIQUID

GAS

COILRELIEFDEFROST

HOTGAS

HV

CVLIQUID

PANRELIEF

DEFROST

SUCTION

HV = HAND BALANCING VALVE (BY OTHERS)

PIPING BY KRACK--PIPING BY OTHERSCV = CHECK VALVE (BY OTHERS)

HOT GAS PIPING

DEFROST RELIEF PAN

DEFROSTRELIEF

PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

SUCTION

HOT

CV

LIQUID

COILGAS COIL

DEFROST RELIEF PAN

LIQUID

GASHOT

SUCTION

RELIEFDEFROST

CV

PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

RELIEFDEFROST

SUCTION

CV

HOT GAS

LIQUID

RELIEFDEFROST

LIQUID

SUCTION

CV

HOT GAS

PIPING BY KRACK--PIPING BY OTHERSCV = CHECK VALVE

HOT GAS PIPINGHOT GAS PIPING PIPING BY KRACK--PIPING BY OTHERSCV = CHECK VALVE

DEFROST RELIEF

HOT GAS

SUCTION

CV

LIQUID

DEFROST RELIEF

HOT GAS

LIQUID

SUCTION

CV

CV = CHECK VALVE--PIPING BY OTHERS PIPING BY KRACKHOT GAS PIPING

HOT GAS

--PIPING BY OTHERSCV = CHECK VALVE

RELIEFDEFROST

PIPING BY KRACKHOT GAS PIPING

SUCTION

CV

LIQUID

DEFROSTRELIEF

SUCTION

CV

LIQUID

HOT GAS

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING PIPING BY KRACK

HOT GAS

HOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACK

DEFROST RELIEFSUCTION CV

LIQUID

DEFROST RELIEF

HOT GAS

SUCTION

LIQUID

CV

PIPING BY KRACKHOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

SUCTION

HV = HAND BALANCING VALVE (BY OTHERS)CV = CHECK VALVE (BY OTHERS)

HOT GAS PIPING PIPING BY KRACK--PIPING BY OTHERS

RELIEFDEFROST

RELIEF

GASHOT

COIL

LIQUID

DEFROSTHV

CV

PAN

DEFROST

HV = HAND BALANCING VALVE (BY OTHERS)

HOT GAS PIPING

CV = CHECK VALVE (BY OTHERS)--PIPING BY OTHERS PIPING BY KRACK

RELIEFPAN

DEFROST

RELIEFCOIL

LIQUID

GASHOT

HV

CV

SUCTION

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING PIPING BY KRACK

CV

DEFROST RELIEF PAN

HOTGAS COIL

RELIEFDEFROST

SUCTION

LIQUID

DEFROST

SUCTION

COILRELIEF

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

DEFROST RELIEF PAN

HOTGAS

CV

LIQUID

HOT GAS PIPING

CV = CHECK VALVE--PIPING BY OTHERS PIPING BY KRACK

DEFROST

LIQUID

RELIEF

HOT GAS

SUCTION

CV

HOT GAS

RELIEFDEFROST

LIQUID

CV

SUCTION

--PIPING BY OTHERSCV = CHECK VALVE

HOT GAS PIPING PIPING BY KRACK

DEFROSTRELIEF

SUCTION

LIQUID

CV = CHECK VALVE

HOT GAS PIPING

--PIPING BY OTHERS PIPING BY KRACK

HOT GAS

CV DEFROST

HOT GAS

RELIEF

SUCTION

LIQUID

CV

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

LIQUID

RELIEFDEFROST

CV

HOT GAS

SUCTION

RELIEFDEFROST

HOT GAS

LIQUID

CV

SUCTION

CV = CHECK VALVE

PIPING BY KRACK--PIPING BY OTHERS

HOT GAS PIPINGHOT GAS PIPING

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACK

DEFROST

SUCTION

RELIEF

CV

LIQUID

HOT GAS HOT GAS

RELIEF

SUCTION

DEFROSTCV

LIQUID

PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPINGHOT GAS PIPING

CV = CHECK VALVE--PIPING BY OTHERS PIPING BY KRACK

HOT GAS

SUCTION

CV

LIQUID

RELIEFDEFROST DEFROST

RELIEF

LIQUID

SUCTION

HOT GAS

CV

PIPING BY KRACK--PIPING BY OTHERSCV = CHECK VALVE

HOT GAS PIPING

PIPING BY KRACK--PIPING BY OTHERSCV = CHECK VALVE

HOT GAS

DEFROSTRELIEF

SUCTION

HOT GAS PIPING

CV

LIQUID

SUCTION

RELIEFDEFROST

HOT GAS

CV

LIQUID

CV = CHECK VALVE--PIPING BY OTHERS PIPING BY KRACKHOT GAS PIPING

PIPING BY KRACK

CV = CHECK VALVE--PIPING BY OTHERS

HOT GAS PIPING

SUCTION

HOT GAS

CV

LIQUID

RELIEFDEFROST DEFROST

RELIEF

LIQUID

HOT GAS

SUCTIONCV

--PIPING BY OTHERSCV = CHECK VALVE

PIPING BY KRACKHOT GAS PIPING

VARCUSTF1VARCUSTF2

CUSTOM FEATURES:

VARTEVTYPEVARTEVNOTE

AT LEAST 34.5 kPa ABOVE SUCTION PRESSURE.

kg

m /s

FINS/INkPa

m 2

L/s-

3

°C°C

UNITSWATTS

LBS.

CFM

FINS/ININWG

FT 2

-

°F°F

UNITSBTUH

4. REFERENCE TERMINAL BLOCK MOUNTING ASSEMBLY KIT E322580.MOUNTING ASSEMBLY KIT E322580A.REFERENCE TERMINAL BLOCK 4.MOUNTING ASSEMBLY KIT E322580.REFERENCE TERMINAL BLOCK 4.

BT5