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6. Wiring
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Caution
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All wiring and parts shall be the rated ones.
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For details of wiring, refer to the circuit diagram attached onto the outdoor unit.
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The electrical work shall be performed by the qualified electrical worker.
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The circuit diagram for wiring shows only the concept and so the details for actual work is not described.
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This air conditioner is consist of 3 phase 4 wire system and so the main circuit breaker to block the power
shall be installed in the integrated manner.
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Be sure to install the circuit breaker and fuse on power cable of each equipment.
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Connect the wires to the terminals without excessive force and arrange the wires with the cover or other
parts so that it may not be loosened. If it is loosened, it may cause the overheating, electrical shock and fire.
distribution board
machine room
wireless remote
controller
3 Phase and single phase ELB application
1 Phase ELB application (Using the distributor kit)
wireless remote
controller receiver
wireless remote
controller
MCCB
3 phase
4 wire
single phase
2 wire
outdoor unit
indoor unit
power supply cable
communication cable
communication cable
1-way cassette type
1-way
cassette type
duct type
3 phase 3 wire single phase 2 wire
Earth wire
ELB MCCB
MCCBELB
machine room
wireless remote
controller
wireless remote
controller
wireless remote
controller
single phase 2 wires
outdoor unit
indoor unit
1-way
cassette type
single phase 2 wires
Earth wire
ELB MCCB
power supply cable
communication cable
communication cable
distributor kit
6-1. Overall system configuration (example)
DVM E-D/B(chapter5)-E<03759 3/21/02 7:40 PM Page 23