The kit includes SM1Z1711P Surface Mount Enclosure IP65 (NEMA 4X), 3 Phase Motor Protection Circuit Breaker SM1P2500, Maximum Rated 690V 40A, Thermal Trip Adjustment Range 20...25A, Push Button Control Family Motor Protection Circuit Breakers Part No SM1Z1711P + SM1P2500 Voltage (V) Max. 600V Amp Rating 40A Thermal Trip Adjustment Range 20...25A Pole (3P) Three Pole Width (in) 100mm / 3.94" Height (in) 154mm / 6.06" Depth (in.) 85.5mm / 3.37" IP Rating IP65 Enclosure Rating NEMA 4X Phase Three Phase Mounting Surface Mount Operates Conductor section minimum and maximum (1 or 2 wires): 16...8AWG Start Temp. (Min) -20°C Start Temp. (Max) 60°C UL Listed cULus , EAC