UNE 21570:1993
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Test procedure for thermal endurance of insulating varnishes - Electric strength method
Hardcopy , PDF
Spanish, Castilian, English
23-11-1993
12-11-2020
This procedure covers a method for determining the relative thermal endurance of electrical insulating varnishes by means of coating on glass cloth and measuring electric strength before and after heat ageing.
| Committee |
CTN 206/SC 15
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
Asociación Española de Normalización
|
| Status |
Withdrawn
|
| Standards | Relationship |
| HD 570 S1:1990 | Identical |
| HD 570 : 200S1 | Identical |
| HD 570 : 200S1 | Similar to |
| IEC 60370:1971 | Identical |
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