Wiring Example - Toshiba MD-VNK802HEXE Service Manual

Wiring between indoor and outdoor units
NOTE
An outdoor unit connected with control wiring between indoor and outdoor units wire becomes automatically the header
unit.

Wiring example

Outdoor Power supply
380 V - 415 V ~, 50 Hz
380 V ~, 60 Hz
Earth
terminal
Indoor unit
Earth
Indoor power supply
220 V - 240 V ~, 50 Hz
220 V ~, 60 Hz
Circuit breaker, Pull box
Power switch
Outdoor Power supply
380 V - 415 V ~, 50 Hz
380 V ~, 60 Hz
Circuit breaker
Header outdoor unit
Earth
terminal
Control wiring between indoor and outdoor units
Control wiring between indoor units
Indoor unit
Earth
Remote controller
Pull box
Circuit breaker
Follower outdoor unit
Control wiring between outdoor units
Indoor unit
Earth
Remote controller Remote controller
Pull box
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Installation Manual
Indoor unit
Earth
Group control