Micromaster 420 with built in class a filter 3ac 380-480v +10/-10% 47-63hz constant torque power 2. 2 kw overload 150% for 60s variable torque power 2. 2 kw 202 x 149 x 172 (h x w x d) protection ip20 ambient temp -10 to +50 deg c w/o aop/bop