circuit breaker VL1600 UL; type PG (cat no. LPX3T160) non-interchangeable frame, with circuit breaker approval acc. to UL 489 very high breaking capacity 3-pole, NEMA rating 100kA/480V, (molded case circuit breaker) trip unit ETU, LSI TA=40°C In=1600A, rated current ISD=1.5 to 8xIR, II=6 xIn short-circuit protection IR=700-1600A overcurrent rel. for line protection without connection accessories without auxiliary release without auxiliary/alarm switch