I.S. EN 50522:2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
EARTHING OF POWER INSTALLATIONS EXCEEDING 1 KV A.C.
Hardcopy , PDF
09-04-2022
English
01-01-2010
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
1 Scope
2 Normative references
3 Terms and definitions
4 Fundamental requirements
5 Design of earthing systems
6 Measures to avoid transferred potential
7 Construction of earthing systems
8 Measurements
9 Maintainability
Annex A (normative) - Method of calculating permissible touch
voltages
Annex B (normative) - Touch voltage and body current
Annex C (normative) - Type and minimum dimensions of earth
electrode materials ensuring mechanical strength and
corrosion resistance
Annex D (normative) - Current rating calculation of earthing
conductors and earth electrodes
Annex E (normative) - Description of the recognized specified
measures M
Annex F (normative) - Measures on earthing systems to reduce the
effects of high frequency interference
Annex G (normative) - Detailed measures for earthing of equipment
and installations
Annex H (normative) - Measuring touch voltages
Annex I (informative) - Reduction factors related to earth wires
of overhead lines and metal sheaths of underground cables
Annex J (informative) - Basis for the design of earthing systems
Annex K (informative) - Installing the earth electrodes and
earthing conductors
Annex L (informative) - Measurements for and on earthing systems
Annex M (normative) - Details on site inspection and documentation
of earthing systems
Annex N (informative) - The use of reinforcing bars in concrete
for earthing purpose
Annex O (informative) - Global Earthing System
Annex P (normative) - Special national conditions
Annex Q (informative) - A-deviations
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