GB/T 14048.14-2019
低压开关设备和控制设备 第5-5部分:控制电路电器和开关元件 具有机械锁闩功能的电气紧急制动装置
Low-voltage switchgear and controlgear—Part 5-5: Control circuit devices and switching elements—Electrical emergency stop device with mechanical latching function
GBT14048.14-2019, GB14048.14-2019