GMV DC Inverter VRF
43
Step 2: Tighten the cable with a cable tie.
Step 3: Please refer to the engineering wiring mark on the unit for the power cord connection.
WARNING!
When the power cord and the communication line pass through the wire hole, they must be
equipped with wire rubber ring.
3.8.3.2 External Wiring Diagram
Each unit should be equipped with a circuit breaker for short circuit and abnormal overload
protection. The circuit breaker is normally closed.
Fig.3.8.3
3.8.4 Wiring Diagram
Refer to the wiring diagram attached on the unit.
3.9 Communication Line Connection
Adopt CAN bus communication mode between indoor unit and outdoor unit as well among indoor
units.
3.9.1 Connection Method of Communication Line Terminal
Communication connections adopts screws for fixing.
Fig.3.9.1
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