DIN EN 62053-24-2015 交流电力计量设备.详细要求.第24部分:基频无功电能静态计量仪(0.5 S, 1 S以及1类)(IEC 62053-24-2014);德文版本EN 62053-24-2015
Electricity metering equipment (a.c.) - Particular requirements - Part 24: Static meters for reactive energy at fundamental frequency (classes 0,5 S, 1 S and 1) (IEC 62053-24:2014); German version EN 62053-24:2015