Specification for Power Transformers: Part - 4 Terminal Markings, Tappings and Connections (IS : 2026 ( Part - 4) - 1977) Reaffirmed 1984 , Reaffirmed 1996 - Bureau of Indian Standards (New Delhi Bureau of Indian Standards, 1977)
IS : 2026 (Part 4) - 1977
Keywords: Indian Standard - IT