York RMHC 18-30 - Electrical Connections; Model 18-21 Connection Diagrams; Model 27-30 Connection Diagrams; Wiring Connection

13
ENGLISH
EN
■ 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.
For correct installation, a proper ground connection must be made for unit.
Model : 18-21
Model : 27-30
■ Wiring Connection
Indoor unit
Outdoor unit
B UnitA Unit
LN
1 2(N) 3 4
1 2(N) 3 4
1 2(N) 3 4
1 2(N) 3 4
LN
Outdoor Power Supply
220-240V/1Ph/50Hz
Indoor Power Supply
220-240V/1Ph/50Hz
LN
12(N)3 4
12(N)3 4
12(N)3 4
12(N)3 4
12(N)3 4
12(N)3 4
LN
Indoor unit
Outdoor unit
A2 UnitA1 Unit
Outdoor Power Supply
220-240V/1Ph/50Hz
B Unit
Indoor Power Supply
220-240V/1Ph/50Hz
LL NN
LLNN
LL NN
LLNN
LL NN
LLNN
LLNN
L N
Indoor Unit
A1 Unit A2 Unit B Unit
A1 A2 B
Outdoor Unit
Power Supply
220-240 V~ 50Hz
Power Supply
220-240 V~ 50Hz
Power Supply
220-240 V~ 50Hz
Power Supply
220-240 V~ 50Hz
143
2(N)
143
2(N)
143
2(N)
143
2(N)
2(N)134
143
2(N)
Model : 18-21 Model : 27-30
LN
LN
Indoor Unit
B Unit
B
Outdoor Unit
Power Supply
220-240 V~ 50Hz
143
2(N)
143
2(N)
LN
LN
L N
A Unit
A
Power Supply
220-240 V~ 50Hz
Power Supply
220-240 V~ 50Hz
2(N)134
143
2(N)
LN
J287-EN.indd 13J287-EN.indd 13 07.03.2006 9:30:16 Uhr07.03.2006 9:30:16 Uhr