Low-voltage switchgear and controlgear, Part 5.5: Control circuit devices and switching elements - Electrical emergency stop device with mechanical latching function
低压开关设备和控制设备第5.5部分:控制电路装置和开关元件带机械闭锁功能的电气紧急停止装置
Adopts IEC60947-5-5, Ed. 1.1 (2005) which provides detailed specifications relating to the electrical and mechanical construction of emergency stop devices with mechanical latching function and to their testing.