Altech 30A 2 Pole Thermal Magnetic Circuit Breaker, 60 V dc, 480Y/277 V V-EA. Break Time: Time Delay. Special Features: IP20 Terminal Protection. Rated AC Voltage: 480Y/277V. Rated DC Voltage: 60V. Circuit Breaker Type: MCCB. Reset Actuator Type: Handle. Overall Dimensions: 93.3 x 35 x 74.7mm. Overall Depth: 74.7mm. Tripping Mechanism: Thermal-Magnetic. Tripping Characteristics: Type Z. Breaking Capacity at Maximum Voltage Rating: 10 kA. Terminal Contact Type: Box Clamp, Ring Tongue Terminal. MPN: 2Z30UM