三段电流保护
three sect current protection
三段电流保护装置
three section electric current protection
三段式电流舵
Three-segmented Current-steering
过电流保护电器
over current protection devices
剩余电流保护电器
residual current-operated protective devices(RCD
剩余电流保护电器(RCD)
residual current protection devices
分段式电流舵
Segment current steering
Segmented current steering
磁电式电流计
Deprez-d’Arsonval galvanometer
电子式电流电压互感器
electronic current and voltage transformer
防滴网罩保护式电机
drip-proof screen-protected machine
光电式电流互感器
Oct
optoelectronic current transformer
opto-electronic current transformer
electro-optical current transducer
optical current transformer
Body comfort
Optical current transducer
optoelectronic