Schneider Electric Acti9 iid 4p 40a 300ma-s a-type residual

Acti9 residual current circuit breaker 4P 40A Double terminal 300mA-selective class ASi B: 72mm A9Z25440 Product description: The sensitivity of the residual current circuit breaker mainly depends on the function it is intended to perform:- Protection against electric shock by direct contact- Protection against electric shock by indirect contact- Protection against fire caused by transitions in electrical installations.Act9 - iID residual current circuit breakers with two terminal clamps provide:-- Personal protection against electric shock by direct contact (=30 mA) HPFI-- Personal protection against electric shock by indirect contact (=100 mA) PFI-- Protection of installations from fire hazard (300 mA).Acti9 iID Si type provides greater immunity to electrical interference and polluted or corrosive environments.