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IS EN 50522:2022 Earthing of power installations exceeding 1 kV a.c.

Publication Year

2022

Document Status

Withdrawn

Abstract

Specifies requirements for the design and erection of earthing systems of electrical installations, in systems with nominal voltage greater than 1 kV AC and nominal frequency up to 60 Hz.

Document History

Superseded by IS EN 50522:2022 (+A1:2024). Supersedes IS EN 50522:2010.

Publisher Information

National Standards Authority of Ireland

National Standards Authority of Ireland (NSAI) is Ireland’s official standards body. They operate under the National Standards Authority of Ireland Act (1996) and are accountable to the Minister of Enterprise, Trade, Employment and Innovation.

1 Swift Square
Northwood
Santry
Dublin 9
NSAI
Ireland

Website: http://www.nsai.ie
Email: nsai@nsai.ie
Tel: 01 807 3800