GB/T 14048.5-2017低压开关设备和控制设备第5-1部分:控制电路电器和开关元件机电式控制电路电器国家标准
英文:Low-voltage switchgear and controlgear—Part 5-1: Control circuit devices and switching element—Electromechanical cont...
英文:Low-voltage switchgear and controlgear—Part 5-1: Control circuit devices and switching element—Electromechanical cont...