Carrier 53KHET 12 - Field Electrical Wiring Diagrams; Cool Only Systems Wiring (12 K-18 K); Heat Pump Systems Wiring (12 K-18 K)

44
LEGEND
Earth
1 Live power supply.
2 Neutral power supply.
CONNECTING ELECTRICAL WIRING (Cont.)
18-6 FILED ELECTRICAL WIRING
18-6-1 FIELD ELECTRICAL WIRING FOR COOL ONLY SYSTEMS SIZES 12K – 18K
Sizes of electrical wires
L N 1 2
3 mm
2
3 mm
2
3 mm
2
3 mm
2
18-6-2 FIELD ELECTRICAL WIRING OF HEAT PUMP SYSTEMS SIZES 12K – 18K
Sizes of electrical wires
L N 1 2 3 4
3 mm
2
3 mm
2
3 mm
2
3 mm
2
1 mm
2
1 mm
2
NOTES
(1) Connect the power supply to the indoor unit and then get the power required
for the outdoor unit from the indoor unit.
(2) All dotted lines to be fitted by installer.
(3) Refer to wiring diagrams and stickers-caution sticked inside the outdoor & indoor units.
Live
Neutral
Circuit
Breaker
Main
Switch
Earth
Indoor Units
42KHET12-708F
42KHET18-708F
Outdoor Units
38KHET12-708
38KHET18-708
Circuit
Breaker
Main
Switch
Indoor Units
42QHET12-708F
42QHET18-708F
Outdoor Units
38QHET12-708
38QHET18-708
Neutral
Reversin
g
Outdoor fan motor
Earth
220-240V ~ 50Hz 1Ph
220-240V ~ 50Hz 1Ph