CIRCUIT-BREAKER VL 800 UL; TYPE MG (CAT NO. LMX3U800) NON-INTERCHANGEABLE FRAME W. APPROBATION CIRCUIT-BREAKER TO UL489 VERY HIGH SWITCHING CAPACITY 3-POLE, NEMA RATING 100KA/480V, (MOLDED CASE CIRCUIT BREAKER) OVERCURRENT RELEASE ETU, LSIG TU= 40 DEGR.