The 8951K3310 Eaton breaker is a 1-pole type K frame Industrial Circuit Breaker. It has a maximum voltage rating of 480VAC, a maximum current rating of 30 Amps, and an interrupting rating of 10 kAIC (10,000 Amps). It is thermally-magnetic in design, meaning it combines the magnetic-field trip function of the magnetic circuit breaker and the thermal-sensing element of a thermal-magnetic breaker. The 8951K3310 is UL listed, CSA certified, and has a NEMA rating UL 489 Classified with Supplementary Protectors. It features a robust construction, accommodates #14 to #4 AWG wiring, and includes a trip indicator. The Eaton 8951K3310 is ideal for commercial, industrial, and light-commercial applications.