Test procedure for thermal endurance of insulating varnishes. Electric strength method.
NORMA vydána dne 15.11.1995
Designation standards: BS 7831:1995
Note: NEPLATNÁ
Publication date standards: 15.11.1995
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technické normy BS