IZMB1-4-V1250, Klockner Moeller, IZM Series, type IZM-1, 4P, 3PH, 1250A, 690V, 50kA@415V, basic switching capacity, complete with non-interchangeable trip, (LSI) Long-Time, Short-Time and Instantaneous trip functions, solid state electronic, insulated case circuit breakers for selective operation and motor protection
