This part of IEC 61857 specifies a general test procedure for the thermal evaluation and qualification of electrical insulation systems (EIS) and establishes a procedure that compares the performance of a candidate EIS to that of a reference EIS.This basic standard is applicable to existing or proposed EIS used in electrotechnical products with an input voltage of up to 1 000 V where the thermal factor is the dominating ageing factor.
DS/EN 61857-1-2009由丹麦标准化协会 DK-DS 发布于 2009-03-09,并于 2009-03-09 实施。
DS/EN 61857-1-2009在国际标准分类中归属于: 29.080.30 绝缘系统。
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