MCAC-VTSM-2014-04 R410A DC Inverter VRF V4 Plus Individual Series 50Hz
Installation 77
14. Electric wiring installation
14.1 Wiring terminals instruction
14.2 Electric wiring installation
Note:
Please select power supply for indoor unit and outdoor unit separately.
The power supply should have specified branch circuit with leakage protector and manual switch.
The power supply, leakage protector and manual of all the indoor units connecting to the same outdoor unit should be universal.
(Please set all the indoor unit power supply of one system into the same circuit. It should turn on or shut down the unit at the
same time, otherwise, the service life would affect seriously, even the unit may not turn on.)
Please put the connective wiring system between indoor unit and outdoor unit with refrigerant piping system together.
It is suggested to use 3-core shielded wire as signal wire between indoor and outdoor units, multi-core wire is unavailable.
Please comply with relevant National Electric Standard.
Power wiring should be done by professional electrician.
14.2.1 Outdoor unit powering supply wiring
Three-phase power supply
A B C N
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