BS EN 50522:2022 PDF

Scope: What is BS EN 50522 - Earthing of power installations about? A revised European standard, BS EN 50522:2022 specifies electrical installation earthing system requirements for installations exceeding 1 kV a.c. Download the free Executive briefing to learn more about how to implement the standard: https://www.bsigroup.com/en-GB/standards/bs-en-50522/ Who is BS EN 50522 - Earthing of power installations for? Machine manufacturers (small, medium and large enterprises) Health and safety bodies (regulators, accident prevention organizations, market surveillance, etc.) Machine users/employers (small, medium and large enterprises) Service providers, e.g. for maintenance (small, medium and large enterprises) What does BS EN 50522 - Earthing of power installations cover? BS EN 50522 specifies requirements for the design and erection of earthing systems for electrical installations in systems with nominal voltage above 1 kV AC and nominal frequency up to and including 60 Hz. According to BS EN 50522 , an electrical power installation is one of the following: Substation, including substation for railway power supply

BS EN 50522:2022 Referenced Document

EN IEC 62561-2 Lightning protection system components (LPSC) - PART 2: Requirements for conductors and earth electrodes
IEC 60479-1:2018 Effects of current on human beings and livestock - Part 1: General aspects
IEC 61936-1:2010 Power installations exceeding 1 kV a.c. - Part 1: Common rules

2023 BS EN 50522:2022 Earthing of power installations exceeding 1 kV a.c.
2012 BS EN 50522:2012 Earthing of power installations exceeding 1 kV a.c
2012 BS EN 50522:2010 Earthing of power installations exceeding 1 kV a.c
1990 BS 7354:1990 Code of practice for design of high-voltage open-terminal stations