EMAX Breaker frame size E3, standard AC application, manually operated, 1600A, 3 pole, PR121/P long time, short time and instantaneous protection functions, fixed mounting configuration, YC 110-120 VAC/DC closing coil, YU 24 VDC undervoltage release, 10 auxiliary open/closed contacts, button guard, International Electromechanical Commission (sold in European countries)