The ABB RCBO is a compact combined MCB/RCD designed for commercial and industrial use. It has a breaking capacity of 6 kA at 230 VAC and is suitable for single ph and neutral applications. With a current rating of 20 A and a C curve, it provides protection against short circuits, thermal overload, and earth leakage. The Type A device features neutral switching and operates with a sensitivity of 30 mA.