Circuit-breaker, 4p, 2000A, fixed

Circuit-breaker IZMX40 ( Air circuit-breakers/switch-disconnectors), 4 pole, Current Range: Up to 4000 A, Rated current = rated uninterrupted current( In = Iu): 2000 A, Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42( Icu): 105 kA, Rated service short-circuit breaking capacity up to 440V/690V 42/42( Ics): 105 kA, Overload release, min.( Ir): 1000 A, Overload release, max.( Ir): 2000 A, Installation type: Fixed, Standard/Approval: IEC, Protective function: System protection