Multi F Engineering Manual

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Power Wiring (208-230V) and Communications Cable Details
ELECTRICAL CONNECTIONS
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injury or death.
• Use only stranded, shielded or unshielded copper communications / power wiring from the outdoor unit to the indoor units. If shielded, wiring must be
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can result in property damage and equipment malfunction.
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components can result in property damage and equipment malfunction.
• Use only stranded, shielded or unshielded copper communications / power wiring from the outdoor unit to the indoor units. If shielded, wiring must be
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property damage and equipment malfunction.
• Wiring cable size must comply with applicable national, state, and local codes. Improper wiring can result in property damage and equipment malfunction.
1(L1) 2(L2)
1(L1) 2(L2) 1(L1) 2(L2) 1(L1) 2(L2) 1(L1) 2(L2)
1(L1) 2(L2)
S
S S S S
1(L1) 2(L2) 1(L1) 2(L2) 1(L1) 2(L2) 1(L1) 2(L2)
Indoor Unit Terminal Block
3 3
Outdoor Unit Terminal Block
L
L
N
N
G
Power Supply
Outdoor unit
Main Switch
Circuit Breaker
Three-wire Power Wiring
(Including Ground)
Fuse
* Same Wiring as Branch Distribution Unit (A)
S
Branch Distribution Unit (B)
3 3
COMMUNICATIONS CABLE
POWER WIRING
L1 L2
1(
L1
)2(
L2
)3(A) 3 (B)
Branch Distribution Unit (A)
Indoor Unit Terminal Block Indoor Unit Terminal Block Indoor Unit Terminal Block
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WIRING CONNECTIONS | 213
Wiring Connections
MULTI
F
MAX
MULTI
F