GB/T 17215.324-2017交流电测量设备特殊要求第24部分:静止式基波频率无功电能表(0.5S级,1S级和1级)国家标准
英文:Electricity metering equipment (a.c.)—Particular requirements—Part 24: Static meters for reactive energy at fundament...
英文:Electricity metering equipment (a.c.)—Particular requirements—Part 24: Static meters for reactive energy at fundament...