QA17A series RCBO is CBI type hydraulic magnetic residual current circuit breaker integrating MCB overcurrent protection and RCD earth leakage protection. 2P pole design, rated voltage 230V, 3kA breaking capacity, 30mA residual current trip. Flame retardant housing, DIN rail installation, widely used for residential, commercial distribution box, popular for South Africa and African market. CE & IEC standard, OEM & ODM supported.