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 4: Resistance of earth connection and equipotential bonding (Endorsed by Asociación Espanola de Normalización in April of 2022.)
NORMA vydána dne 1.4.2022
Designation standards: UNE-EN IEC 61557-4:2021
Publication date standards: 1.4.2022
The number of pages: 19
Approximate weight : 57 g (0.13 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE