Circuit breaker VL250 UL; Type FG (CAT NO. NFX3B250) non-interchangeable frame, with approval circuit breaker according to UL 489 Standard switching capacity 3-pole, NEMA rating 35 kA/480 V, (molded case circuit breaker) Overcurrent release TM, LI TU=40 °C In=< 250 A, Rated current II=1250...2500 A Short-circuit protection Ir=250 A overcurrent release for system protection without connection accessories without auxiliary release without auxiliary/alarm switch