Connecting With Outdoor Unit; Electric Heater Wiring - LG Therma V Series Installation Manual

Piping and Wiring for Indoor Unit
CAUTION
You should separate the communication
wiring, in case of communication wiring
length is over 40M

Connecting with Outdoor Unit

Terminal block at outdoor unit
1 2 3
1Ø Electric Heater

Electric Heater Wiring

CAUTION
Power Cable Specification : The power cord connected to the outdoor unit should be complied
with IEC 60245 or HD 22.4 S4(Rubber insulated cord, type 60245 IEC 66 or H07RN-F)
If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly
qualified persons in order to avoid a hazard.
External power supply (same
dedicated power supply for the
indoor unit and outdoor unit)
L
N
1Ø Electric Heater
56 Air-to-Water Heat Pump
1(L) 2(N) 3
1 Phase(Ø)
L N
L N
Separation
Power Supply Communication Wiring
Terminal block at outdoor unit
1 2 3
3Ø Electric Heater
3 Phase(Ø)
R T L
S N
3Ø Electric Heater
Shield cable