DIN EN 50152-3-3-2016 轨道交通.固定装置.交流电开关的特殊要求.第3-3部分:交流牵引系统专用测量、控制和保护装置.电压变压器德文版本EN 50152-3-3-2016
Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 3-3: Measurement, control and protection devices for specific use in a.c. traction systems - Voltage transformers; German version EN 50152-3-3:2016