
Electrical protection relays. Requirements for multi-input energizing quantity relays. Specification for biased (percentage) differential relays.
NORMA vydaná dňa 30.4.1984
Designation standards: BS 142-4-4.1:1984
Note: NEPLATNÁ
Publication date standards: 30.4.1984
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategória: Technické normy BS