
Electrical protection relays. Requirements for single input energizing quantity relays. Specification for single input energizing quantity measuring relays with non-specified time or independent specified time.
NORM herausgegeben am 29.7.1983
Designation standards: BS 142-3-3.1:1983
Note: UNGÜLTIG
Publication date standards: 29.7.1983
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS