CKDB9 Electronic Residual Current Circuit Breaker (RCBO)
CKDB9 series is a new 1P+N electronic residual current circuit breaker with over-current protection. It can cut off the phase line and neutral line simultaneously but the neutral line does not provide protection function. This product provides complete protection from short-circuit, over-load, grounding fault, indirect electric shock and additional direct electric shock for the modern electric system, fully meet all the relevant requirements. Such kind of DIN rail installed residual current circuit breaker with over-current protection, is only 18mm wide. Whether in a house or an office environment, such kind of RCBO appliance is critical for the safety of personnel and equipments.