Use condition:
1.IP55, F class, B temperature rise,S1 duty
2.Rated voltage and frequency:380V/50Hz。
3.Ambient temperature: -20℃-40℃
4.Used under Altitude 1000 m
5.Star connection for motor power ≤ 3kW, delta connection for motor power ≥ 4kW
6.Cooling mode: IC411.
brake mode: power-off braking, braking powered by rectifier in terminal box.