GB 16917.22-1997
AbolishedResidual current operated circuit-breakers with integral overcurrent protection for household and similar uses(RCBO)--Part 2.2:Applicability of the general rules to RCBO functionally dependent online voltage
家用和类似用途的带过电流保护的剩余电流动作断路器(RCBO) 第2.2部分:一般规则对动作功能与线路电压有关的RCBO的适用性