42 Outdoor Unit - LG ARUN038GS2 Installation Manual

Electrical Wiring
Outdoor Unit
Outdoor Unit
2-Core Shield Cable
Outdoor units
Master Slave1 Slave2
Outdoor units
Master Slave1 Slave2
2-core shield cable
CAUTION
• Use the 2-core shield cables for communication lines. Never use them together with power cables.
• The conductive shielding layer of cable should be grounded to the metal part of both units.
• Never use multi-core cable
• As this unit is equipped with an inverter, to install a phase leading capacitor not only will deteriorate
power factor improvement effect, but also may cause capacitor abnormal heating. Therefore, never
install a phase leading capacitor.
• Keep power imbalance within 2% of the supply rating. Large imbalance will shorten the life of the
smoothing capacitor.
42 Outdoor Unit
Indoor Indoor
Unit Unit
Remote Remote
controller controller
Indoor Indoor
Unit Unit
Remote Remote
controller controller
Indoor Indoor
unit unit
HR
unit
Remote Remote
controller controller
Indoor Indoor
unit unit
HR
unit
Remote Remote
controller controller
Outdoor Unit
Outdoor Unit
Multi-Core Cable
Outdoor units
Master Slave1 Slave2
Outdoor units
Master Slave1 Slave2
Multi-core cable
Indoor Indoor
Unit Unit
Remote Remote
controller controller
Indoor Indoor
Unit Unit
Remote Remote
controller controller
Indoor Indoor
unit unit
HR
unit
Remote Remote
controller controller
Indoor Indoor
unit unit
HR
unit
Remote Remote
controller controller