Main technical parameters
• Rated voltage: 220V, 380V, 660V. 220V/380V, 380V/660V
• Rated frequency: 50Hz Constant torque: 3 ~ 50Hz; Constant power: 50-60Hz (for 2p motors), 50-75Hz (4p of H355-4), 50-100Hz (4-8p except 355-4)
• Protection level: IP55
• Cooling method: IC416
• Work schedule: S1
• Explosion-proof class: Ex db IIB T4 Gb