断电保护屏
disconnecting protective panel
焊机空载自动断电保护装置
no-load power-off device of power supply
漏电保护断路
earth leakage circuit breaker
电动机断相保护
protecting electric motor from being broken
电流速断保护
current quick break protection
current interruption protection
agricultural products and food safety legislation
current instantaneous protection
current quick-tripping protection
current fast-tripping protection
rapid) current cut-off protection
current fast - tripping protection
instantaneous overcurrent protection
电压速断保护
voltage instantaneous protection
断相保护电路
phase_cut off protective circuit
断相保护继电器
loss-of-phase protecting relay
发电机保护断路器
generator circuit - breaker
过电流保护断路器
selective miniature circuit break-er(SMCB
馈电线路速断保护
The fast tripping protection of feeder lines
零序电流速断保护
fast-tripping zero-sequence current protections
漏电保护自动断路器
automatic circuit breaker for protection against current leakage
输电断面安全性保护
transmission section protection
通电断开局部保护机油压力
ets partial protection oil pressure
无时限电流速断保护
No time-limit current relay protection
装有熔断器和其他保护装置的电源变压器
machine tool control transformer