AENOR UNE 21428-1-1
Three-phase oil-immersed distribution transformers 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 1: Requirement for multi-voltage transformers in high-voltage.
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| Organization: | AENOR |
| Publication Date: | 4 May 2011 |
| Status: | inactive |
| Page Count: | 10 |
| ICS Code (Transformers. Reactors): | 29.180 |
Document History
December 1, 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 1: Requirement for dual voltage transformers in high-voltage.
A description is not available for this item.
December 5, 2017
Three-phase oil-immersed distribution transformers 50 Hz, from 25 kVA to 3150 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 1: Requirement for dual voltage transformers in high-voltage.
A description is not available for this item.
AENOR UNE 21428-1-1
May 4, 2011
Three-phase oil-immersed distribution transformers 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 1: Requirement for multi-voltage transformers in high-voltage.
A description is not available for this item.
October 22, 2004
Three phase oil-immersed distribution transformers 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV -- Part 1: General requirements. Section 1: Requirement for multi-voltage transformers in high-voltage.
A description is not available for this item.
May 21, 1996
THREE PHASE OIL-INMERSED DISTRIBUTION TRANSFORMERS 50 HZ, FROM 50 TO 2 500 KVA WITH HIGHEST VOLTAGE FOR EQUIPMENT NOT EXCEDING 36 KV. PART 1: GENERAL REQUIREMENTS. SECTION 1: REQUIREMENT FOR MULTI-VOLTAGE TRANSFORMERS IN HIGH-VOLTAGE.
A description is not available for this item.