Mitsubishi Electric PUZ-ZM200YKA2-ET Service Manual page 30

Never splice the power cable or the indoor-outdoor connection cable, otherwise it may result in a smoke, a fire or communication failure.
1:1 system Electrical wiring
Outdoor
unit
Unit
L
power
B C
N
supply
Indoor/outdoor
unit connection
cable
S1
B Earth leakage breaker
S2
C wiring circuit breaker or
S3
isolating switch
• 1:1 System (Indoor: PEA-M200, 250)
Outdoor
unit
L
1
Unit
L
2
power
B C
L
supply
3
N Indoor/outdoor
unit connection
cable
S1
B Earth leakage breaker
S2
C wiring circuit breaker or
S3
isolating switch
OCH771C
Indoor
unit
1
Remote
controller
2
S1
S2
S3
Indoor
unit
Unit
L
power
C B
N supply
S1
S2
1
Remote
S3
controller
2
Synchronized twin, triple and quadruple system
Electrical wiring
• Synchronized twin
Outdoor
unit
Unit
L
power
B C
N
supply
S1
B Earth leakage breaker
S2
C wiring circuit breaker or
S3
isolating switch
• Synchronized triple
Outdoor
unit
Unit
L
power
B C
N
supply
Indoor/outdoor
connection cable
S1
B Earth leakage breaker
S2
C wiring circuit breaker or
S3
isolating switch
• Synchronized quadruple
Outdoor
unit
L
1
Unit
L
2
power
B C
supply L
3
N
Indoor/outdoor
connection
cable
S1
B Earth leakage breaker
S2
C wiring circuit breaker or
S3
isolating switch
30
Indoor
unit
1
Remote
controller
2
Indoor/outdoor
unit connection
cable
S1
S2
S3
Indoor Indoor
unit unit
1
Remote
controller
2
S1 S1
S2 S2
S3 S3
Indoor Indoor Indoor
unit unit unit
1
1
Remote
controller
2 2
S1 S1
S2 S2
S3 S3
Indoor
unit
1
2
S1
S2
S3
Indoor
unit
1
1
2 2
S1
S2
S3
Indoor
unit
1 1
2 2
S1 S1
S2 S2
S3 S3