Heatcraft Refrigeration Products H-IM-82B Models PTT099H2C and PTT128H2C, 208-230V/3PH/60HZ

PRIMARY SINGLE PHASE PROTECTION PROVIDED

USE COPPER CONDUCTORS ONLY

CC

GND

FACTORY WIRING

FIELD WIRING

(WHEN PLUG

T1

L1

NOT

PROVIDED)

Room Thermostat Notes:

T2

L2

-Room temp sensor has 59" lead length

-Defrost sensor has 59" lead length and a blue label.

T3

L3

208-230V/3PH/60HZ

-(3) Hours of compressor run time between defrosts.

-Defrost termination temperature = 3.5°C / 38°F

Approximate dial settings of room thermostat dial:

0 - Unit Off ( Not an electrical disconnect)

PFC

WN

1 - 52°F / 11°C

L1

T1

3 - 45°F / 7°C

4 - 41°F / 5°C

5 - 38°F / 3°C

CFM

6 - 34°F / 1°C

TFC

WN

Minimum compressor run time - 1 minute

Minimum compressor off time - 4 minutes

CFM

Large

Outdoor Units Only

Cabinet

N

BLUE

YELLOW

L

C

BLACK

CC

BLUE

RT

WN

DLT

WN

WN

DLH

Outdoor Units Only

YELLOW

YELLOW

WHITE

GRAY

GRAY

BLUE

CCH

BLACK

BLACK

BLACK

EFM

BLACK

EFM

EFM

Large Cabinet

1

2

3

L2

L1 L3

COMPRESSOR				LEGEND
CC --	COMPRESSOR CONTACTOR	DLH --	DRAIN LINE HEATER	HL --	HEATER LIMIT THERMOSTAT	RT --	ROOM THERMOSTAT	TFC --	TEMPERATURE FAN CYCLE SWITCH
CCH	-- CRANKCASE HEATER	DLT --	DRAIN LINE THERMOSTAT	HPS	-- HIGH PRESSURE SWITCH	SC --	START CAPACITOR	WN --	WIRE NUT	Rev 2.47
CFM	-- CONDENSER FAN MOTOR	EFM --	EVAPORATOR FAN MOTOR	PFC	-- PRESSURE FAN CYCLE SWITCH	SR --	START RELAY
DH --	DEFROST HEATER	GND --	GROUND	RC --	RUN CAPACITOR	SW --	SWITCH

	Diagram4. Wiring Diagram for System, Air Defrost 208-230/3/60	Cooler - Air Defrost Systems - Three Phase
			Large Cabinet Models Wiring. 208-230/3/60 voltage.
(C): Models PTT099H2C and PTT128H2C.

17

5. Wiring Information