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POWER SUPPLY CABLE WIRING
3-2.
POWER SUPPLY CABLE SPECIFICATIONS
Use a separate power supply for the outdoor unit and indoor unit.
OUTDOOR UNIT
Breaker and wiring specifications
z
Breaker capacity (A)
Power supply cable
Conductor size (mm²)
16
2.5(Min.)
Use confirmed cable with type 245 IEC 57.
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Perform all electrical work according to the standard.
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Install a circuit breaker with a contact gap of at least
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3 mm in all poles nearby the units. (Both indoor units and outdoor units)
Install the circuit breaker nearby the units.
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Wiring size must comply with the applicable local and national code.
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INDOOR UNITS
Single system
z
Electrical requirement
Connection cable (mm²)
1.5(Min.)
Use conformed cable with Type 245 IEC57.
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Perform all electrical work according to the standard.
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Install circuit breakers, which have the terminal spacing of more than 3 mm, in a place of near the indoor unit and
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outdoor unit.
Simultaneous multi system
z
Electrical requirement
Power supply cable
Transmission cable
Earth cable
Conductor size (mm²)
1.5(Min.)
1.5
Conductor size (mm²)
Max length (m)
Bus wire
0.33(Min.)
500*
*: This length shall be the total extended length in the system of the group.
(Total length of bus wire and remote controller cable.)
Use conformed cable with Type 245 IEC57. (Power supply cable or transmission cable)
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Perform all electrical work according to the standard.
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Install circuit breakers, which have the terminal spacing of more than 3 mm, in a place of near the indoor unit and
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outdoor unit.
Wiring size must comply with the applicable local and national code.
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WIRED REMOTE CONTROLLER
Electrical requirement
Conductor cable (mm²)
Max length (m)
Wire type
Remote controller cable
0.33
500*
Use sheathed PVC cable,
Polar 3 core
*: This length shall be the total extended length in the system of the group.
(Total length of bus wire and remote controller cable.)
Use conformed cable with Type 245 IEC57.
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Perform all electrical work according to the standard.
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