38GL_M…G / 38YY(S)_M…G
GB - 13
E N G L I S H
Electrical connections
Terminal box legend
Earth
L
Live power supply
N
Neutral power supply
R
Live connection indoor/outdoor unit
C
Neutral connection indoor/outdoor unit
Y
Compressor interlocking contact
PCB External
electronic card
WARNING!
The system power supply must always be made through
the outdoor unit by means of two independent mains
power supplies.
If the indoor units are provided with heaters, their power
supply must be ensured by indoor sections.
Mod. 38GL2M36G - 38GL2M48G
Mod. 38GL4M24G
R C Y
쐇
R C Y R C Y R C Y
쐃
쐃
쐃
쐃
A1
A2
B1
B2
N N Y
L
N N Y
L
N N Y
L
N N Y
L
쐋 쐏
230V ~ 50Hz
L N
A2
A1
B1
B2
햲
햵 햵
Y
L N
R C Y
R C Y
R C Y
A 2
B 1
A 1
R C
B 2
햵 햵
쐇
쐋 쐏
230V ~ 50Hz
R
쐃
C Y
L N R C Y
A
쐋 쐏
230V ~ 50Hz
R
쐃
C Y
L N R C Y
B
A
B
햵
L N R C Y
B
햲
햵
L N R C Y
A
햲
햲
Mains supply connecting cable
(field wiring)
햵
Connecting cable Outdoor unit – Indoor unit
(R - C - Y -
) - (field wiring)
쐃
Indoor unit
쐇
Outdoor unit
쐋
Main switch
쐏
Time-delay fuse or circuit breaker
(see table V "Electrical data")
1
4
10
120
10
100