
Electrical relays. Tests and measurements. Maximum frequency of operation.
STANDARD published on 2.9.2025
Designation standards: BS EN IEC 63522-45:2025
Publication date standards: 2.9.2025
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 539 19555 2 Status: Definitive