IEC TR 62039:2007 EN d47822c2
Selection guide for polymeric materials for outdoor use under HV stress
REVISED
发布日期 :
2007-03-13
实施日期 :
IEC TS 61245:1993 EN-FR ca403266
Artificial pollution tests on high-voltage insulators to be used on d.c. systems
REVISED
发布日期 :
1993-10-29
实施日期 :