The TBC2LE-80 series small (residual current) circuit breaker (hereinafter referred to as "RCBO") is suitable for protection against leakage , overload , and short circuit in control circuits with a rated working voltage of 230V/400V and a rated current of 80A and below for AC 50/60Hz .

It is also used for personal safety and equipment leakage protection . Advanced electronic circuit design , unique filtering device and SMT process , high antiinterference performance , can effectively prevent false actions caused by instantaneous voltage changes andsurge currents