6SE6440-2AD24-0BA1 **spare part** MICROMASTER 440 built-in class A filter 380-480 V 3 AC +10/-10% 47-63 Hz constant torque 4 kW overload 150% 60 s, 200% 3 s square-law torque 4 kW 202x 149x 172 (HxWxD) degree of protection IP20 ambient temperature -10+50