Electrical Connection - Carrier 42PHQ Series Installation Manual

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42PHQ ...P

Electrical connection

Models
42PHQ007P, 009P
42PHQ012P, 014P
Models
42PHQ007P, 009P
42PHQ012P, 014P
Terminal box legend, all models
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
GB - 12
Heat pump
42PHQ007P, 009P, 012P, 014P
1
3
Minimum connection wire size
for power supply (mm2)
GND
L
1.5
1.5
2.5
2.5
3
2
Minimum connection wire size
for power supply (mm2)
GND
L
1.5
2.5
10
120
10 100
Note :
Refer also to outdoor units
installation manual
Minimum connection wire size between
indoor and outdoor unit (mm2)
N
N
Y
1.5
1.5
1.5
2.5
2.5
2.5
Note :
Refer also to outdoor units
installation manual
Minimum connection wire size between
indoor and outdoor unit (mm2)
N
N
Y
1.5
1.5
2.5
2.5
Power supply cable (H07 RN-F)
Interconnecting cable (A07 RN-F)
Interconnecting cable (H07 RN-F)
O
W2
1.5
1.5
2.5
2.5
O
W2
1.5
1.5
2.5
2.5

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