UNE 21009:1989
Superseded
Dimensions of ball and socket couplings of string insulator units
Hardcopy , PDF
Spanish, Castilian, English
07-28-1989
09-22-2021
This standard applies to string insulator units of the cap and pin and long rod types and their associated metal fittings.
| Committee |
CTN 207/SC 36
|
| DevelopmentNote |
Supersedes UNE 21073, UNE 21074, UNE 21075 and UNE 21076. (03/2000)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
Asociación Española de Normalización
|
| Status |
Superseded
|
| Standards | Relationship |
| IEC 60120:1984 | Identical |
| HD 474 S1:1986 | Identical |
| HD 474 : 200S1 | Similar to |
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