Carrier 40GKX012 703-40 Series Installation Manual page 12

40 GKX
Electrical connections
E
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 (HP only)
W2 Outdoor fan signal (HP only)
S1 Outdoor coil sensor (HP only)
S2 Outdoor coil sensor (HP only)
HP = Heat pump
Cooling only
Heat pump
A
mod. 12 - 18 - 24
mod. 28 - 36 - 48 - 60
mod. 28 - 36 - 48 - 60
B
mod. 12 - 18 - 24
mod. 28 - 36 - 48 - 60
Interconnecting wire, indoor-outdoor units (field wiring).
³ Indoor unit
· Outdoor unit
» Main switch
¿ Time-delay fuse or circuit breaker (see outdoor unit installation manual)
´ Resistor (47 KOhm)
Note:
• Electrical connections to be made by the installer.
E N G L I S H
mod. 12 - 18 - 24
GB - 11