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5. Installation Walkthrough
5.7. Wiring
5.7.4. Wiring Process Preliminary Precautions
•
Please ensure that a suitable circuit breaker is used for the heat pump.
•
The power supply to the heat pump unit must be grounded.
•
Wiring should be done by a licensed professional, and comply with industry regulations.
•
The unit should be completely powered off before any wiring is done.
•
Cables should be properly fastened into place, to prevent loosening from occurring.
•
No cable should be fastened to another.
•
The power supply should be compliant to all standards located in the rating label.
•
The power supply, necessary cables, and sockets should fully meet the input power
requirements of the unit.
Main power
in user side
R S T N PE
Main power cable
Power cable for anti-freeze
electric heater
Signal cable
Sensor cable
Main power
in user side
L N PE
Summary of Contents for Thermal Plus 12
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