Heatcraft Refrigeration Products PRO3 manual Wiring Diagrams

PRO3 Side Mount Packaged Refrigeration System Installation and Operations Manual, May 2008

CC

BLACK T1 L1

T2 L2

BLACK

TFC WN

PFC WN

L1 T1

CFM 1	CFM 2	CFM 3
LEFT	CENTER	RIGHT

TOP VIEW OF CONDENSING UNIT

		5
1	2	SR
	2	1
	C

3 SC

PRIMARY SINGLE PHASE PROTECTION PROVIDED

USE COPPER CONDUCTORS ONLY

208-230V/1phase/60HZ

EVAP TEMP

GND

BLUE

ROOM TEMP

YELLOW

9

10

11 12

REFRIGERATION CONTROLLER

EFM

1

2

3

4

5

6

7

8

EFM

T1

T2

T3

BLUE

YELLOW

WN

WN

DLT

WN

DLH

YELLOW

YELLOW

BLUE GRAY

GRAY

WHITE

YELLOW

CCH

BLACK

BLACK

SW

HPS

CC

ORANGE

BLUE

Diagram 1 Wiring Diagram High Temperature Cooler Air Defrost	Wiring Diagrams	PRO3 Side Mount Packaged Refrigeration System
Large Cabinet

15

R S

RC

COMPRESSOR

CC-- COMPRESSOR CONTACTOR

CCH -- CRANKCASE HEATER CFM -- CONDENSER FAN MOTOR DH -- DEFROST HEATER

DLH -- DRAIN LINE HEATER

DLT -- DRAIN LINE THERMOSTAT EFM -- EVAPORATOR FAN MOTOR GND -- GROUND

LEGEND

HL -- HEATER LIMIT THERMOSTAT	RT -- ROOM THERMOSTAT	TFC -- TEMPERATURE FAN CYCLE SWITCH	FACTORY WIRING
HPS -- HIGH PRESSURE SWITCH	SC -- START CAPACITOR	WN -- WIRE NUT
			FIELD WIRING
PFC -- PRESSURE FAN CYCLE SWITCH	SR -- START RELAY
RC -- RUN CAPACITOR	SW -- SWITCH