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(7)Protection for the four-way valve
7.3 Power Distribution
7.3.1 Power Distribution Logic
Phase protector
Protection conditions: phase loss or reversal of the power input for the phase protector.
Action result: No power for the controller and ON/OFF operation is failed.
Handling: interchange the wiring sequence and check if the voltage of the 3-phase power
supply is normal.
A Series Modular-type Air-cooled (Heat Pump) Chiller
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