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UNE 21428-1-2:2021
Three-phase liquid-immersed distribution transformers 50 Hz, from 25 kVA to 3 150 kVA with highest voltage for equipment not exceeding 36 kV. Part 1: General requirements. Section 2: Requirements for dual-voltage transformers in low-voltage.
No description.
Technical characteristics
| Publisher | Asociacion Espanola de Normalizacion y Certificacion (AENOR) |
| Publication Date | 12/01/2021 |
| Page Count | 9 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
Modifies
05/12/2017
Superseded
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22/10/2004
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25/07/2003
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20/03/1997
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20/03/1997
Superseded
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Replaces
05/12/2017
Superseded
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Previous versions
05/12/2017
Superseded
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04/05/2011
Superseded
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22/10/2004
Superseded
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14/06/1999
Superseded
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21/05/1996
Superseded
Historical