LG MULTI F LMU183HV - Page 64

64
MULTI F / MULTI F MAX Outdoor Unit Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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ELECTRICAL
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motor current leakage.
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Figure 83: Multi F LMU183HV System Power Wiring and Communications Cable.
Outdoor Unit
(L)L1 N(L2)
3(A) 3(B)
Outdoor Unit Terminal Block
L1
L1
L2
L2
G
Power Supply
Main Switch
Circuit Breaker
Fuse
Three-wire Power Wiring
(Including Ground)
COMMUNICATION CABLE
POWER WIRING
1(L1) 2(L2)
Indoor Unit Terminal Block
Unit A Unit B
3
1(L1) 2(L2) 3
Indoor Unit Terminal Block
G
L(L1) N(L2)
GG
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• Maintain polarity throughout the communication network. The system will malfunction if not properly wired.
NOTE
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ments. Failure to install proper electrical components can result in property damage and equipment malfunction.
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ground wiring can result in property damage and equipment malfunction.
• Install a main shutoff switch or circuit breaker that interrupts all power sources simultaneously. Failure to install proper electric components
will result in property damage and equipment malfunction.