Current circuit breaker S 301 C 40 1P 40A 6KA protects wires and receivers in electrical installations against the effects of overloads and short circuits. Provides high mechanical and switching durability.The fuses have an aesthetic and functional design. The engagement lever works in two stable states. A transparent window allows for placing a legible and permanent description of the protected installation. The current circuit breakerenables simple and convenient installation of additional equipment such as auxiliary contacts triggers, remote control.