Wiring Example; Wiring Diagram - Toshiba Carrier MMK-AP0077HPUL Manuel D'installation

Wiring between indoor and outdoor units
• A wiring diagram below is an example for connection to SMMS-u series. For connecting to other
outdoor unit series, refer to the Installation Manual attached to the outdoor unit to be connected.

Wiring example

Outdoor Power supply
380/415V~, 50 Hz
380V ~, 60 Hz
Earth
terminal
S: The ground of a
shielded wire
Indoor unit
Earth
Indoor power supply
220/240V~, 50 Hz
208/230V~, 60 Hz
Circuit breaker,
Pull box
Power switch
Wired remote controller wiring
• As the wired remote controller wire has non-polarity, there is no problem if connections to indoor unit
terminal blocks A and B are reversed.

Wiring diagram

Terminal block for
remote controller
wiring of indoor unit
Outdoor Power supply
380/415V~, 50 Hz
380V ~, 60 Hz
Circuit breaker
Outdoor unit
Header outdoor
Earth
terminal
S: The ground of a shielded wire
Control wiring between outdoor units (Shield wire)
Control wiring between indoor and outdoor units (Shield wire)
Control wiring between indoor units (Shield wire)
Indoor unit
Earth
Remote controller Remote controller
Pull box
Wired remote controller wire
(Procured locally)
Circuit breaker
Outdoor unit
Follower outdoor
Indoor unit
Earth
Remote controller
Pull box
Group control
Terminal block
Wired remote
controller unit
– 26 –
Installation Manual
Indoor unit
Earth
26-EN