Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers (Endorsed by Asociación Espanola de Normalización in October of 2021.)
NORMA vydaná dňa 1.10.2021
Designation standards: UNE-EN IEC 60255-187-1:2021
Publication date standards: 1.10.2021
The number of pages: 214
Approximate weight : 673 g (1.48 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE