Circuit-breaker vl 1600 ul; type pg (cat no. npx3x160) non-interchangeable frame w. approbation circuit-breaker to ul489 standard switching capacity 3-pole, nema rating 35ka/480v, (molded case circuit breaker) overcurrent release etu, lig tu= 40 degr. celsius 3 phases/4 cables in= 1600a, rated current ii= 1. 25 to 6 x in, short-circuit protection ir= 700-1600a overcurrent rel. f. plant protection w/o connection accessories