The ABB RCBO is a combined MCB/RCD that provides protection against short circuit, thermal overload, and earth leakage. It has a breaking capacity of 10 kA at 230 VAC and is designed for commercial and industrial use. The RCBO is 1P+N (single-pole + neutral) and has a current rating of 16 A. It features a C curve type APR with a sensitivity of 30 mA. The RCBO is two modules wide, making it compact and space-saving.