DIN EN 62271-104-2010 高压开关设备和控制设备. 第104部分: 52 kV及以上的额定电压用交流开关(IEC 62271-104: 2009); 德文版本EN 62271-104: 2009
High-voltage switchgear and controlgear - Part 104: Alternating current switches for rated voltages of 52 kV and above (IEC 62271-104:2009); German version EN 62271-104:2009
DIN IEC 62271-104-2005DIN EN 60265-2/A2-1999DIN EN 60265-2-1998
适用范围
This standard is applicable to three-pole alternating current switches for rated voltages 52 kV and above, having making and breaking current ratings, for indoor and outdoor installations, and for rated frequencies up to and including 60 Hz. This standard is also applicable to the operating devices of these switches and to their auxiliary equipment.