circuit breaker VL400X UL; type LG (cat no. HLM3J600) non-interchangeable frame, with circuit breaker approval acc. to UL 489 high breaking capacity 3-pole, NEMA rating 65kA/480V and 18kA/600V (motor starter protector) trip unit magnetic TA=40°C In=< 600A, rated current II=2000...4000A short-circuit protection starter combination without connection accessories without auxiliary release without auxiliary/alarm switch