Standard design data
Standard GB755 IEC
Voltage 380V (400-450mm), 660V (500-560mm)
Cooling method IC416 (independent axial fan, or centrifugal fan)
Independent fan voltage three-phase, 380V
Frame size 400-560mm
Rated frequency 50HZ
Insulation class F
Installation form IMB3
Working method S3-40% for lifting and metallurgy
Protection class IP54
Overload multiple At rated voltage and rated frequency, 150% rated current is allowed to overload for 1 minute
Altitude does not exceed 1000m