Electrical Connections; Wiring Connection - York RMHC 18-30 Installation & Owner's Manual

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Electrical Connections

All electrical wiring and connections must comply with local codes and standards. Power supply cord and interconnection
cord used must not be lighter than Polychloroprene sheeted cord (245 IEC 57 or H05RN-F).
Disconnecting device must have a contact separation of at least 3 mm.
Model : 18-21
Indoor Power Supply
220-240V/1Ph/50Hz
L N
L N
Outdoor Power Supply
220-240V/1Ph/50Hz
Model : 27-30
Indoor Power Supply
220-240V/1Ph/50Hz
L N
L N
Outdoor Power Supply
220-240V/1Ph/50Hz
For correct installation, a proper ground connection must be made for unit.

■ Wiring Connection

Model : 18-21
Indoor Unit
A Unit
1 2(N) 3 4
L N
L N
Power Supply
220-240 V~ 50Hz
1 2(N) 3 4
L N
A
L N
Power Supply
220-240 V~ 50Hz
Outdoor Unit
J287-EN.indd 13 J287-EN.indd 13
1 2(N) 3 4 1 2(N) 3
1 2(N) 3 4 1 2(N) 3
A Unit
1 2(N) 3 4 1 2(N) 3
1 2(N) 3 4 1 2(N) 3
A1 Unit A2 Unit
B Unit
1 2(N) 3 4
L N
L N
Power Supply
220-240 V~ 50Hz
1 2(N) 3 4
B
Indoor unit
4
Outdoor unit
4
B Unit
4 1 2(N) 3 4
4 1 2(N) 3 4
B Unit
Model : 27-30
Indoor Unit
A1 Unit A2 Unit
1 2(N) 3 4 1 2(N) 3 4
L L N N
L L N N
Power Supply
220-240 V~ 50Hz
1 2(N) 3 4 1 2(N) 3 4
A1 A2
Outdoor Unit
Indoor unit
Outdoor unit
B Unit
1 2(N) 3 4
L L N N L L N N
L L N N L L N N
Power Supply Power Supply
220-240 V~ 50Hz 220-240 V~ 50Hz
1 2(N) 3 4
L N
B
L L N N
Power Supply
220-240 V~ 50Hz
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ENGLISH
07.03.2006 9:30:16 Uhr 07.03.2006 9:30:16 Uhr
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