MICROMASTER 420 UNFILTERED 3AC 380-480V +10/-10% 47-63HZ CONSTANT TORQUE POWER 4 KW OVERLOAD 150% FOR 60S VARIABLE TORQUE POWER 4 KW 202 X 149 X 172 (H X W X D) PROTECTION IP20 AMBIENT TEMP -10 TO +50 DEG C W/O AOP/BOP