IEEE Guide for Acceptance and Maintenance of Less Flammable Hydrocarbon Fluid in Transformers
NORMA vydána dne 15.12.1989
Designation standards: IEEE C57.121-1988
Note: NEPLATNÁ
Publication date standards: 15.12.1989
Approximate weight : 300 g (0.66 lbs)
Country: International technical standard
Kategorie: Technické normy IEEE