Indoor - Outdoor Connecting Cable - Mitsubishi Electric PUZ-A18NHA4 Service Manual

8-3. INDOOR - OUTDOOR CONNECTING CABLE

Outdoor power supply
Indoor unit-Outdoor unit
The max. cable length may vary depending on the condition of installation, humidity or materials, etc.
Indoor/Outdoor separate
power supply
Indoor unit-Outdoor unit
The optional indoor power supply terminal kit is necessary.
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.
Max. 45m, 147ft Max. 50m, 164ft
3 AWG15(polar) 3 AWG13(polar)
Wire No. Size
3 AWG13(polar) and S3 separated
Wire No. Size
Max. 120m, 393ft
2 Min. AWG22
22
Max. 80m, 262ft