Altech 1.6A 3 Pole Thermal Magnetic Circuit Breaker, 480Y/277V UL. Circuit Breaker Type: MCCB. Reset Actuator Type: Handle. Overall Dimensions: 105.3 x 52.5 x 74.4mm. Overall Depth: 74.4mm. Tripping Characteristics: Type D. Breaking Capacity at Maximum Voltage Rating: 10 kA. Overall Length: 105.3mm. Application: Heaters and Reactive Loads, High Inrush Motors, Power Supplies, Transformers. Mounting Style: DIN Rail Mount. Special Features: HACR Type, Line/Load Reversible. MPN: 3D1.6UL