Electrical protection relays. Information and requirements for all protection relays. Specification for electrical disturbance tests. 1 MHz burst disturbance tests.
STANDARD published on 31.8.1990
Designation standards: BS 142-1.4.1:1990
Note: WITHDRAWN
Publication date standards: 31.8.1990
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: British technical standard
Category: Technical standards BS