Electrical insulation systems. Procedures for thermal evaluation. Specific requirements for general-purpose model. Wire-wound applications.
NORMA vydána dne 15.4.1999
Designation standards: BS EN 61857-21:1999
Note: NEPLATNÁ
Publication date standards: 15.4.1999
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategorie: Technické normy BS