Abb; Circuit Breaker; Amperage Rating: 1000 Amp; Voltage Rating: 600 Vac; Trip Type: Ls/i (ac Only), Pr231/p, Electronic; Frequency Rating: 50 - 60 Hz; Frame: 1000 Amp; Interrupt Rating: 65 Kamp At 480 Vac; Number Of Poles: 3; Length: 8.260in; Width: 660 In Toggle; Height: 10.550 In; Interrupting Rating Class/breakingcapacity: High; Mechanical Life: 10000 Operations; Weight: 21.400 Lb; T7h1000bw:bkr T7h 1000a 3p Ls/i Ul Pr231 Lvp