circuit breaker VL1200 UL; type NG (cat no. HNS3S120) non-interchangeable frame, with circuit breaker approval acc. to UL 489 high breaking capacity 3-pole, NEMA rating 65kA/480V, (molded case switch) trip unit magnetic TA=40°C In=< 1200A, rated current II=12000A short-circuit protection non-auto. air circuit breaker without connection accessories without auxiliary release without auxiliary/alarm switch