BS EN 50171:2021 Central safety power supply systems (Incorporating corrigendum May 2022) (Withdrawn)
Publication Year
2021
Document Status
Withdrawn
Abstract
Gives general requirements for central power supply systems for an independent energy supply to essential safety equipment. Covers systems permanently connected to a.c. supply voltages not exceeding 1,000V and that use batteries as the alternative power source.
Document History
Supersedes BS EN 50171:2001. Corrigendum 31 May 2022 - Correction to supersession details in national foreword.
ISBN
9780539220193
Publisher Information
British Standards Institution
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
389 Chiswick High Road
London
BSI
UK
Website: http://www.bsi-global.com/
Email: cservices@bsi-global.com
Tel: 020 8996 9000
