Square D™ PGA36120U31A Type PGA Molded Case Circuit Breaker, 600 VAC, 1200 A, 65 kA at 240 VAC, 35 kA at 480 VAC, 18 kA at 600 VAC Interrupt, 3 Poles, Electronic Standard Micrologic™ 3.0 LI Trip

Square D™ I-Line™ PowerPact™ Molded Case Circuit Breaker, Type PGA, 600 VAC, 1200 A, 50/60 Hz Frequency, 65 kA at 240 VAC, 35 kA at 480 VAC, 18 kA at 600 VAC Interrupt, P Frame, Electronic Standard Micrologic™ 3.0 LI Trip, 100 to 1200 A Trip, 3 Pole, 3 ph, Load Lug/Plug-On Connection, 3/0 AWG to 500 kcmil Al, 4 AWG Cu Wire, NEMA AB1 Enclosure, Busbar Mounting, 104 deg F, 8.1 in L x 8.3 in W x 16.2 in H Dimensions