Schneider Electric / Square D, Powerpact, type PJA, 3P, ABC phase connection, 3PH, 1000A, 600V, 65kA@480V, UL listed, high interrupting capacity, i-line style plug-in, complete with micrologic interchangeable ammeter 6.0A trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, solid state electronic, molded case circuit breakers.