Draft T.P. for Metal enclosed switch gear and control gear for AC - Indoor - Rated voltage above 1 kV up to and including 52 kV (Switchgear Systems) conforming to IS 3427: 1997 latest /IEC 298:1990 latest. Suggestions / Feedback are invited from all stake holders from 26th December 2018 to 1st January 2019 for consideration.
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