Carrier 40KMC---N - Page 14

40KMC---N
GB - 13
ENGLISH
Electrical connections
Cooling only - 40KMC 018N, 024N, 036N, 048N, 060N
Heat pump - 40KMC 018N, 024N, 036N, 048N, 060N
Terminal box legend, all models
Earth
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
 Interconnection cable (H07 RN-F)
 Interconnection cable (H07 RN-F)
 Interconnection cable (H07 RN-F)
 Interconnection cable (H07 RN-F)
Notes:
• See outdoor unit installation manual.
• For correct passage of cables, please refer to the
drawing shown at the end of this section.
Indoor and outdoor
units interconnection (mm
2
)
Model GND R C Y O W2 S
40KMC 018, 024N
4G1 Disconnected
40KMC 036, 048, 060N

R
O
W 2 CY S
R
O
W 2 C YS
R
O
W 2 C YS


R
O
W2C YS
1
3
4
10
80
10
100
2
Indoor and outdoor
units interconnection (mm
2
)
Model GND R C Y O W2 S
40KMC 018, 024N
3G1 4 x 1
40KMC 036, 048, 060N
40KMC 018, 024N combined with Multisplit 3G1 3 x 1 -