过电流保护装置 over current protection; over-current protection device
过电流保护装置(OCPD) OCPD
三段电流保护装置 three section electric current protection
剩余电流保护装置 cardinal red; Residual current protective device; residual current protection device
载波电流保护装置 current protection
电流相位平衡保护装置 current phase-balance protection
交流发电机保护装置 alternator guard
交流发电机保护装置总成 alternator guard assembly
任选的发电机倒功率流保护装置 generator reverse power protection option
水面井口装置保护装置 well jacket
导纳型继电保护装置 admittance relays
电磁式漏电保护装置 magnetic residual current circuit-breaker
电梯停电保护装置 elevator power-off protection device
过电流保护电器 over current protection devices
焊机空载自动断电保护装置 no-load power-off device of power supply
继电保护装置 overload protection device; Relay protector; relay protection system; relay protection equipment; relay protective device; relaying protection; relay device; protective relayings; relay protection device; protective relay; Relay protection; Protection device
漏电保护装置 earth fuller’s; leakage protection; earth leakage protection
漏电电流装置 devices of leakage current
剩余电流保护电器 residual current-operated protective devices(RCD