16-EN
220-240V, ~, 50Hz
220V ~, 60Hz
380V-415V ~, 50Hz
380V ~, 60Hz
U1 U2
U1 U2 U3 U4
L1 L2 L3 N
U5 U6
L N
A B
A B
380V-415V ~, 50Hz
380V ~, 60Hz
U1 U2 U3 U4
L1 L2 L3 N
U5 U6
U1 U2
L N
A B
A B
U1 U2
L N
A B
A B
U1 U2
L N
A B
–16–
Toshiba 1112750201 (EN)
Installation Manual
Control wiring between indoor and outdoor units
NOTE
An outdoor unit that is interconnected to the indoor units automatically becomes the header unit.
▼
Wiring example
Outdoor Power supply
Outdoor Power supply
Control wiring between indoor units
Earth leakage
breaker
Earth leakage
breaker
Earth
terminal
Earth
terminal
Header outdoor unit
Follower outdoor unit
Control wiring between outdoor units
Control wiring between indoor and outdoor units
Indoor unit
Indoor unit
Indoor unit
Indoor unit
Earth
Earth
Earth
Earth
Indoor power supply
Earth leakage
breaker power
switch
Pull box
Pull box
Pull box
Remote controller
Remote controller
Remote controller
Address setup
Set up the addresses as per the Installation Manual supplied with the outdoor unit.
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
A
B
A
B
Terminal block for
remote controller
wiring of indoor unit
Terminal block
Wired rem
controller unit
Wired remote controller wire
(Procured locally)
Summary of Contents for MML-AP0074NH-E
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