DIN EN 50152-3-1-2004 轨道交通.固定装置.交流开关装置的特殊要求.第3-1部分:交流牵引系统专用测量、控制和保护设备.应用指南
Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 3-1: Measurement, control and protection devices for specific use in a.c. traction systems - Application guide; German version EN 50152-3-1:2003