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sklademVydáno: 1990-07-24
UNE 21136-13:1990
ELECTRICAL RELAYS. BIASED (PERCENTAGE) DIFFERENTIAL RELAYS.
Relés eléctricos. Relés diferenciales de porcentaje.
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Španělsky PDF
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| Označení normy: | UNE 21136-13:1990 |
| Počet stran: | 12 |
| Vydáno: | 1990-07-24 |
| Status: | Norma |
DESCRIPTION
This standard UNE 21136-13:1990 ELECTRICAL RELAYS. BIASED (PERCENTAGE) DIFFERENTIAL RELAYS. is classified in these ICS categories:
- 29.120.70
Categories: