IEEE Guide for Acceptance and Maintenance of Natural Ester Fluids in Transformers
NORMA vydaná dňa 13.7.2008
Designation standards: IEEE C57.147-2008
Note: NEPLATNÁ
Publication date standards: 13.7.2008
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategória: Technické normy IEEE