Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCB's). Part 2-2: Applicability of the general rules to RCCB's functionally dependent on line voltage
用于家用和类似用途的无积分过电流保护的残余电流断路器(rccb)第2-2部分:通用规则对Rccb功能依赖于线路电压的适用性