Circuit-breaker 4p, 1250A, withdrawable

Circuit-breaker IZMX16 ( Air circuit-breakers/switch-disconnectors), 4 pole, Current Range: Up to 4000 A, Rated current = rated uninterrupted current( In = Iu): 1250 A, Rated ultimate short-circuit breaking capacity up to 440V/690V 42/42( Icu): 65 kA, Rated service short-circuit breaking capacity up to 440V/690V 42/42( Ics): 50 kA, Overload release, min.( Ir): 625 A, Overload release, max.( Ir): 1250 A, Installation type: Withdrawable, Standard/Approval: IEC, Protective function: Universal protection