LG Therma V AHUW056A3 Engineering Product Data Book page 104

THERMA V
Split Type
8. Electric characteristics
Outdoor Unit and Hydro Box Unit
Model
Indoor Unit Outdoor Unit
AHUW056A3
AHUW076A3
AHUW096A3
AHNW16606A3
AHUW126A3
AHUW146A3
AHUW166A3
AHUW128A3
AHNW16809A3 AHUW148A3
AHUW168A3
[Power Supply for Heat Pump]
[Power Supply for Electric Heater]
Note
1.Voltage supplied to the unit terminals should be within the minimum and maximum range.
2.Maximum allowable voltage unbalance between phase is 2%.
3.Recommended circuit breaker type is ELCB (Earth Leakage Circuit Breaker).
38
Power Supply
for Heat Pump
Phase
Circuit Breaker
Volts
Capacity
(A)
Hz
30
1~
220-240V
50Hz
40
3N~
380-415V 20
50Hz
Power source
for Heater
Power Supply for Heater
Back-up Heater DHW Tank Heater
Power Capacity
(kW) Supply (kW)
3+3 1Ø 230V
3
3+3+3 3Ø 400V
Indoor
Power &
Communication line
ELCB
Switch box
Indoor
Power &
Commication line
Outdoor unit
Circuit Breaker (A)
Back-up
Back-up
Power
Heater + DHW
Supply
Heater
Tank Heater
35
1Ø 230V 35
20
ELCB
Main
Power source
for Heat Pump
Switch box
Outdoor
ELCB
Main
Power source
for Heat Pump
Switch box
Outdoor
50
50
35