ABB AC22/DC22 Bipolar MCB/RCBO Technical Manual

This document provides technical specifications, installation instructions, and safety information for ABB AC22/DC22 series bipolar switches combining miniature circuit breaker (MCB) and residual current circuit breaker with overcurrent protection (RCBO) functions. It details components, connection diagrams, tripping curves, protection features (overload, short circuit, earth fault), and operational guidelines for devices rated 120-230 V~, 50-60Hz, with Type A differential sensitivity of 10mA/30mA and magnetic-thermal characteristic C.