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Three-phase oil-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. National complementary annex.
Translate name
STANDARD published on 1.2.2017
Designation standards: UNE 21428-1:2017
Note: WITHDRAWN
Publication date standards: 1.2.2017
SKU: NS-676477
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: Spanish technical standard
Category: Technical standards UNE
Latest update: 2025-07-05 (Number of items: 2 207 347)
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