19
OCH754A
8-3. INDOOR – OUTDOOR CONNECTING CABLE
Note: The maximum cable length may vary depending on the condition of installation, humidity or materials, etc.
Indoor unit-Outdoor unit
Outdoor power supply
Max. 147 ft [45 m]
3
o
AWG15 (polar)
Max. 164 ft [50 m]
3
o
AWG13 (polar)
Max. 262 ft [80 m]
3
o
AWG13 (polar) and S3 separated
Wire No.
o
Size
Be sure to connect the indoor-outdoor connecting cables directly to the units (no intermediate connections).
Intermediate connections can lead to communication errors if water enters the cables and causes insufficient
insulation to ground or a poor electrical contact at the intermediate connection point.
Indoor unit-Outdoor unit
Indoor/Outdoor separate
power supply
Max. 393 ft [120 m]
2
o
Min AWG22
Wire No.
o
Size
Note: The optional indoor power supply terminal kit is necessary.
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