What is BS EN 62271-1 about?
BS EN 62271-1 applies to AC switchgear and controlgear designed for indoor and/or outdoor installation and for operation at service frequencies up to and including 60 Hz and having rated voltages above 1000 V
BS EN 62271-1 applies to all high-voltage switchgear and controlgear except as otherwise specified in the relevant IEC standards for the particular type of switchgear and controlgear.
Who is BS EN 62271-1 for?
BS EN 62271-1 on AC switchgear and controlgear is useful for:
- Manufactures of AC switchgear such as fuses, circuit breakers, switches etc.
- Suppliers, dealers and importers of AC switchgear such as fuses, circuit breakers, switches etc.
- Installers and service providers for AC switchgear and contolgears
Why should you use BS EN 62271-1?
BS EN 62271-1 on AC switchgear and controlgear contains l specifications required for the high voltage AC switchgear that operates on rated voltage higher than 1000V and 60Hz frequency. It helps you in designing a standardized product.
BS EN 62271-1 gives you normal and special service conditions, test methods, safety instructions and protection lookouts which enables you at the time of installing or providing maintenance of switchgear/ controlgear.
What’s changed since the last update?
BS EN 62271-1:2017+A1:2021 supersedes BS EN 62271‑1:2017, which will be withdrawn on 20 June 2022. BS EN 62271-1:2017+A1:2021 edition includes the following significant technical changes with respect to the previous edition:
- New numbering in accordance with ISO/IEC directives, Part 2 (2016) and IEEE Std. C37.100.1.
- The technical specifications and terms are added. Some technical specification changes done
- New subclause added for manual operated actuators.
- Some tests were removed because the relevant test standards of IEC 60068 series were modified or withdrawn.
- The acceptance criteria for X-radiation testing are modified to recognize higher rated vacuum interrupters.
- Former informative Annex H removed, new Annex J (informative), new Annex K (informative): added
