TMAX Breaker frame size T8, 3000A, 3 pole, long time, short time and instantaneous protection functions, very high 125kA @ 480V breaking capacity, 240-250 VAC/DC closing coil, 220-250 VAC/DC spring charging motor, 240-250 VAC/DC shunt trip, 250 VAC/DC undervoltage - second shunt trip, bell alarm with remote reset 220-240 VAC/DC, extra heavy duty padlock, Underwriters Laboratories (sold in the US)