E DIN EN 61557-7/A1 VDE 0413-7/A1:2022-04
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC – Equipment for testing, measuring or monitoring of protective measures
Part 7: Phase sequence
(IEC 85/769/CD:2021); Text in German and English
Class/Status:
Draft,
valid
Released: 2022 -04 Published:
2022-03 -04
VDE Art. No.: 1400514
End of objection deadline:
2022-05-04