Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 2: Single-phase disconnectors, earthing switches and switches with U<(Index)n> above 1 kV; German version EN 50152-2:2007
铁路设施.固定装置.交流开关设备的特殊要求.第2部分:单相隔离开关 接地开关和U<(指数)n>大于1kV的开关;德文版EN 50152-2:2007