ABB Z4HGULJC000E0AAA2ZXA EMAX2, FRAME E4.2, BREAKING CAPACITY UL 85KA @ 508VAC, FRAME RATING UL 2500A, RATING PLUG UL 2500A, REAR VERTICAL LOWER TERMINALS, TRIP UNIT DIP-LSIG, AUXILIARY CONTACTS 6 AUX (400V) AND 4 AUX (400V), CLOSING COIL 24V AC/DC, SHUNT TRIP 24V AC/DC, UNDERVOLTAGE 24V AC/DC, SPRING CHARGE MOTOR WITH STANDARD AUX 24-30V AC/DC, PADLOCK IN OPEN POSITIONS 8MM AND KEY LOCK IN OPEN POSITIONS - KIRK KEYS, MECHANICAL OPERATION COUNTER