DIN EN IEC 60255-187-1 VDE 0435-3187-1:2022-09
Measuring relays and protection equipment
Part 187-1: Functional requirements for differential protection – Restrained and unrestrained differential protection of motors, generators and transformers
(IEC 60255-187-1:2021); German version EN IEC 60255-187-1:2021
Class/Status:
Standard,
valid
Released: 2022-09
VDE Art. No.: 0400536