GB 16916.21-2008
家用和类似用途的不带过电流保护的剩余电流动作断路器(RCCB).第21部分:一般规则对动作功能与电源电压无关的RCCB的适用性
Residual current operated circuit-breakers without integral overcurrent protection for household and similar uses(RCCB). Part 21: Applicability of the general rules to RCCB functionally independent of line voltage