When connecting 3Phase 3wires 220V AC
1.Remove the cover of electric box on side panel of the outdoor unit.
2.Connect the electric input wires(R, S, T) to each terminal(R, S, T) of the electric box on the outdoor unit respectively. (Input wires are purchased by the user separately.)
3.Connect the electric wires to each terminal on the indoor and outdoor unit respectively.
Power terminals on the outdoor unit
Knife switch or automatic circuit breaker
Electric input wires