The National Standards Authority of Ireland (NSAI) has confirmed that I.S. 10101:2020+A1:2024 (National Rules for Electrical Installations) has been published as a full incorporated amendment in Iris Oifigiúil by the Government Publications Office.
The updated standard is now available to buy from the NSAI Standards webstore at
Standards.ie.
Differences: I.S.10101:2020+A1:2024
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I.S. 10101:2020
The principal differences between I.S. 10101:2020 and the incorporated amendment are as follows:
Modification to Introduction;
Modification to Chapter 0, Clause 2 Normative references;
Modification to Chapter 2 Definitions;
Modification to Chapter 3 General characteristics;
Modification to Figure 31F1,
Modification to Chapter 4 Protection for safety;
Modification to 411.4,
Modification to 412.2.1.1,
Modification to Chapter 5 Selection and erection of electrical equipment;
Modification to 551.9.3,
Modification to Table 52B.3,
Modification to Table 52B.11,
Modification to Chapter 6 Verification and certification;
Modification to 6.4.3.2,
Modification to Table 6E.1,
Modification to Chapter 7 Special installations or locations; Chapter 8 Energy Efficiency (Changed Annex 8A to Chapter 8 Energy efficiency);
Part 718 – Communal facilities and workplaces (newly added),
Part 722 – Supplies for electric vehicles (modified),
Modification to Figure 729.5,
8.1 Functional aspects – Energy efficiency (modified),
8.82 Functional aspects – Prosumer’s low-voltage electrical installations (newly added).
Minor editorial changes
I.S. 10101:2020+A1:2024 was drafted using new software and in the process, some minor editorial changes were made to the document.
These are not detailed with tags. Examples include: punctuation, line spacing, table sizing, image sizing, and hyperlinking of cross-references. The cross referencing has resulted in some minor corrections. For example: a reference to ‘clause 701’ has been replaced by a reference to ‘Part 701’.
Acknowledgements
Following the development process and the feedback received during the public consultation period, which ran from November 27th 2023 to February 27th 2024, NSAI wishes to thank all those involved.
In particular, NSAI wishes to acknowledge the crucial contribution of NSAI’s Technical Committee (NSAI ETC TC2 Electrical Installations) and the working groups formed to help develop the amendment. These are: NSAI ETC TC 02 WG 01 Wiring Rules Revision Taskforce and NSAI ETC TC 02 WG 03 EV Charging Points.
