The ABB has pluggable residual current operated circuit breaker with 2 poles and over-current protection, for the SMISSLINE TP System. The rated breaking capacity Icn is 6 kA and rated current is 6 A. The tripping characteristic of the circuit breaker is

IP20 degree of protection and rated sensitivity ( Δn) is 0.03
Operating temperature range is from -25°C to 40°C