Carrier RBC-AMS54E-UL - Remote Control Wiring Standards; Multiple Remote Control Setup

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Installation Manual
◆ Remote control wiring and inter-unit wiring between indoor units
Do not allow the wire for the remote control (communication wire) and the wire for AC208/230 V to come into
contact or put them together in one electrical conduit; otherwise, the control system may have trouble due to noise.
* Varies depending on the type of remote control used.
◆ Installation of multiple remote controls
To install two or more adjacent remote controls, follow the instructions in the Fig. 1 and 2.
Wiring type AWG20 to AWG14 x 2
Total length of remote control wiring
and inter-wiring between indoor units
(L+L1+L2+...Ln)
1 remote control 2 remote controls
2 remote controls including
a wireless remote control
Up to 1640 ft (500 m) Up to 980 ft (300 m) Up to 1310 ft (400 m)
Total length of inter-wiring between
indoor units
(L1+L2+...Ln)
Up to 660 ft (200 m)
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Remote control wiring
L
L1
L2
Ln
(Up to 8 units)
Remote
control
Remote control inter-units
wires for group control.
Wall
1.30" or more
(from a wall)
0.80" or more
(when adjacent remote
controls are installed)
(Fig. 1)
1.30" or more
(from a wall)
0.80" or more
Wall
(Fig. 2)
1.95" or more
3.45" or more
2.00" or more