Electrical insulation systems—Procedures for thermal evaluation—Part 1:General requirements—Low-voltage
IDT IEC 61857-1:2008
全国电气绝缘材料与绝缘系统评定标准化技术委员会(SAC/TC 301)
GB/T 20111的本部分规定了电气绝缘系统（EIS）热评定和鉴别的通用试验规程，确立了待评EIS和基准EIS性能对比的试验规程。
本部分适用于电压1 000 V及以下、热因子为主要老化因子的电工产品现有的或拟用的EIS。
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