42VMC---N
GB - 13
E N G L I S H
R
S
O
C
Y
W
2
L
Y
O
N
N
W
2
Electrical connections
Terminal box legend
Earth.
L
Live power supply.
N
Neutral power supply.
N
Neutral connection indoor/outdoor unit.
R
Live connection indoor/outdoor unit.
C
Neutral connection indoor/outdoor unit.
Y
Compressor interlocking contact.
O
Reversing valve control.
W2 Outdoor fan signal.
S
Defrost end signal.
Heat pump
42VMC 009N, 012N, 014N
42VMC 018N, 024N, 028N, 036N, 048N
Unit
System
Unit
System
10
100
10
120
Minimum connection wire size between
indoor and outdoor units (mm
2
)
Models
L
N
N
R
C
Y
O
W2
S
42VMC 009N
2.5
2.5
1.5
–
–
1.5
1.5
1.5
–
42VMC 012N, 014N
2.5
2.5
2.5
–
–
2.5
2.5
2.5
–
42VMC 018N, 024N
–
–
–
1.5
1.5
1.5
1.5
1.5
1.5
NOTE:
See outdoor unit installation
manual.
NOTE:
See outdoor unit installation
manual.
Power supply cable
(direct power supply – shunted from outdoor unit)
Interlocking cable