Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 1: Single-phase circuit-breakers with U<(Index)n> above 1 kV; German version EN 50152-1:2007
铁路设施.固定装置.交流开关设备的特殊要求.第1部分:U<(指数)n>大于1kV的单相断路器;德文版EN 50152-1:2007