Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence (Endorsed by Asociación Espanola de Normalización in July of 2022.)
STANDARD published on 1.7.2022
Designation standards: UNE-EN IEC 61557-7:2022
Publication date standards: 1.7.2022
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Spanish technical standard
Category: Technical standards UNE