GB/T 40777-2021家用及类似用途断路器、RCCB、RCBO自动重合闸电器(ARD)的一般要求标准
英文:Requirements for automatic reclosing devices (ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar us...
英文:Requirements for automatic reclosing devices (ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar us...