MICROMASTER 440 without filter 380-480 V 3 AC +10/-10% 47-63 Hz constant torque 0.37 kW overload 150% 60 s, 200% 3 s square-law torque 0.37 kW 173x 73x 149 (HxWxD) degree of protection IP20 ambient temperature -10+50 °C without AOP/BOP