Circuit-breaker vl 150 ul; type dg (cat no. ldx3x100) non-interchangeable frame w. approbation circuit-breaker to ul489 very high switching capacity 3-pole, nema rating 100ka/480v, (molded case circuit breaker) overcurrent release etu, lig tu= 40 degr. celsius 3 phases/4 cables in= 100a, rated current ii= 1. 25 to 11 x in, short-circuit protection ir= 40-100a overcurrent rel. f. plant protection w/o connection accessories w/o aux. release