LG Multi V Installation Manual

ENGLISH
Installation Manual 65
■ When the power source is connected in series between the units.
■ Be sure that the power source is supplied to Each outdoor unit individually.
R S T
Switch
Communication Line
(2 Wires Cable)
Power Line
(3 Wires Cable)
Communication Line
(3 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
[Master]
[Indoor Units]
Power Supply
3phase 3wires
60Hz 460V
Power Supply
1phase 60Hz
220~240V
(Main Switch)
[Slave]
Communication Line
(2 Wires Cable)
Power Line
(3 Wires Cable)
Communication Line
(3 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
[Master]
[Indoor Units]
Power Supply
3phase 3wires
60Hz 460V
Power Supply
1phase 60Hz
220~240V
(Main Switch)
[Slave]
Pull Box
(Installer option)
Pull Box
(Installer option)
Pull Box
(Installer option)
Pull Box
(Installer option)
Pull Box
(Installer option)
Pull Box
(Installer option)
R S T
Switch
R S T
Switch
L
N
ELCB
ELCB
L
N
ELCB ELCB
ELCB
n 2 Outdoor Units - 3Ø, 460V
Note
1) Field Wiring diagram is to be used as a guideline only. Wiring should comply with applicable local and national codes
2) ELCB must have function to prevent electrical short and over current at the same time .
3) Use copper wires only.
4) Unit must be grounded in compliance with the applicable local and national codes.
5) ELCB and fuse/breaker must install to the power line
Electrical Wiring

LG Multi V Specifications

General

Type	VRF (Variable Refrigerant Flow)
Compressor Type	Scroll
Refrigerant	R410A
Energy Efficiency	High
Control System	Centralized and individual control options
Indoor Units	Multiple types available (e.g., ceiling cassette, wall-mounted, ducted)