IZMB2-D1000, Klockner Moeller, IZM Series, type IZM-2, 3P, 3PH, 1000A, 690V, 55kA@415V, basic switching capacity, complete with non-interchangeable trip, (LSI) Long-Time, Short-Time and Instantaneous trip functions, solid state electronic, insulated case digital circuit breakers complete with graphic display