Mitsubishi Electric PUZ-ZM100VKA.UK Service Manual page 22

8-3. INDOOR – OUTDOOR CONNECTING CABLE
The cable shall not be lighter than design 60245 IEC or 60227 IEC.
Outdoor power supply
Indoor unit-Outdoor unit
Indoor unit-Outdoor unit earth
Note: The maximum cable length may vary depending on the condition of installation, humidity or materials, etc.
Indoor/Outdoor separate
power supply
Indoor unit-Outdoor unit
Indoor unit-Outdoor unit earth
Note: 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.
OCH654D
Max. 45 m Max. 50 m
3 o 1.5 (polar) 3 o 2.5 (polar)
1 o Min 1.5 1 o Min 2.5
22
Wire No. o Size (mm²)
3 o 2.5 (polar) and S3 separated
Wire No. o Size (mm²)
Max. 120 m
2 o Min 0.3
—
Max. 80 m
1 o Min 2.5