Carrier XCT7 40VCW317FQEE Installation And Owner's Manual page 28

Wired Controller Wiring Instruction
Communication Wiring
A
Indoor 1
Wire controller
A B C
B
Indoor 1
Wire controller
A B C
Polar wire
A B C
Wire controller
Communication Wiring Length
0~100 ft (0~30m)
100~200 ft (30~60m)
200~300 ft (0~90m)
300-400 ft (90~120m)
400~500 ft (120~150m)
Indoor 2 Indoor N
Wire controller
A B C
Indoor 15
Wire controller Wire controller
A B C
C
Indoor 1
Wire controller
Polar wire
Wire controller
Dimension of Wiring
22AWG(0.3mm2)x3-core shielded wire
20AWG(0.5mm2)x3-core shielded wire
18AWG(0.75mm2)x3-core shielded wire
16AWG(1.25mm2)x3-core shielded wire
14AWG(2mm2)x3-core shielded wire
26
Indoor 16
A B C
Control wiring of wire
controller, polar
A B C
Polar wire
A B C
Wire controller
(master unit
Wire controller
A B C
A B C
Wire controller
A B C