
ELECTRICAL RELAYS. BIASED (PERCENTAGE) DIFFERENTIAL RELAYS.
NORMA vydána dne 24.7.1990
Designation standards: UNE 21136-13:1990
Publication date standards: 24.7.1990
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE