LST EN 62271-206-2011
高壓開關設備和控制設備 第206部分:額定電壓高于 1 kV 至 52 kV(含)的電壓存在指示系統(IEC 62271-206:2011)
High-voltage switchgear and controlgear -- Part 206: Voltage presence indicating systems for rated voltages above 1 kV and up to and including 52 kV (IEC 62271-206:2011)