40.20 Aug 28, 2026
PRVC Nov 20, 2026
IEC
TC 95
International Standard
PROJECT
IEC 60255-167 ED1
40.20
DIS ballot initiated: 12 weeks
Aug 28, 2026
Measuring relays and protection equipment - Part 167: Functional requirements for directional overcurrent protection
40.20 DIS ballot initiated: 12 weeks
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