IEC 60370:1971 EN-FR ac829f0c
Test procedure for thermal endurance of insulating varnishes - Electric strength method
REVISED
发布日期 :
1971-01-01
实施日期 :
IEC 60371-2:2004 EN-FR 37821659
Specification for insulating materials based on mica - Part 2: Methods of test
现行
发布日期 :
2004-06-23
实施日期 :