CIRCUIT-BREAKER VL 250 UL; TYPE FG (CAT NO. NFX3P250) NON-INTERCHANGEABLE FRAME W. CIRCUIT-BREAKER APPROVAL TO UL489 HIGH SWITCHING CAPACITY 3-POLE, NEMA RATING 65KA/480V, (MOLDED CASE CIRCUIT BREAKER) OVERCURRENT RELEASE ETU, LSI IR IN= 250A, RATED CURRENT II= 11 X IN SHORT-CIRCUIT PROTECTION IR=70-250 A OVERCURRENT REL. FOR PLANT PROTECTION WITH CONNECTION TERMINALS ON LINE SIDE