Negative sequence inverse time overcurrent protection 負序反時限過流保護裝置
Fuses for supplementary overcurrent protection 用于輔助過電流保護的熔斷器
Circuit - breakers for overcurrent protection for household and similar installations 家用和類似裝置用過電流保護斷路器
Integrated circuit for the overvoltage and overcurrent protection of telecommunications installations 通信設備過電壓過電流保護用集成電路型保安單元
Reliability test method of circuit - breakers for overcurrent protection for household and similar installation 家用和類似用途的過電流保護斷路器的可靠性試驗方法
Residual current operated circuit - breaker with integral overcurrent protection for household and similar use 供家庭使用及作相類用途,具過流保護功能的電流式漏電斷路器;
Rccbs residual current operated circuit - breakers with integral overcurrent protection for household and similar uses 家用和類似用途的有完整過電流保護的殘余電流操作斷路器
Main breakers provide overcurrent protection and a single disconnect point for all power in a switchboard or device 主開關(guān)能夠提供過電流保護,是配電盤或設備的電源斷開點。
Circuit - breakers for overcurrent protection for household and similar installations - circuit - breakers for a . c . operation 家用和類似設施用的過電流保護斷路器.交流操作斷路器
Rccbs residual current operated circuit - breakers without integral overcurrent protection for household and similar uses 家用和類似用途的無完整過電流保護的殘余電流操作斷路器