Electricity metering equipment—Dependability—Part 321:Durability testing of the stability of metrological characteristics by applying elevated temperature
IDT IEC/TR 62059-32-1:2011
全国电工仪器仪表标准化技术委员会(SAC/TC 104)
GB/T 17215的本部分规定了电能表计量特性稳定性的一种测试方法，即让试验样品在规定的温度、电压和电流工作范围的上限条件下运行一段较长的时间，并测试其在试验中及恢复后百分数误差的改变量。
电能计量准确度之外的性能特点不在本部分的范围之内。
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