Three phase oil-immersed distribution transformers, 50 Hz, from 50 to 2500 kVA with highest voltage for equipment not exceeding 36 kV. General requirements and requirements for transformers with highest voltage for equipment not exceeding 24 kV.
STANDARD published on 15.9.1995
Designation standards: BS 7821-1:1995
Note: WITHDRAWN
Publication date standards: 15.9.1995
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Category: Technical standards BS