Low-voltage electrical installations - Part 8-82: Functional aspects - Prosumer's low-voltage electrical installations (IEC 60364-8-82:2022)

IEC 60364-8-82:2022 provides requirements and recommendations that apply to low-voltage electrical installations connected or not to a distribution network able to operate:
– with local power supplies, and/or
– with local storage units,
and that monitors and controls the energy from the locally connected sources delivering it to:
– current-using equipment, and/or
– local storage units, and/or
– distribution networks.
Such electrical installations are designated as prosumer's electrical installations (PEIs).
These requirements and recommendations apply to new installations and modifications of existing installations.
This document also provides requirements and recommendations for the safe, efficient and correct behaviour of these installations when integrated into a smart grid.
Information related to grid interaction to ensure the stability of the electrical system for grid connected PEIs is given in Annex B.
This document covers the requirements related to stability of islanded and stand-alone PEIs.
This first edition cancels and replaces IEC 60364-8-2 published in 2018. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to IEC 60364­8­2:2018:
a) the vocabulary and concepts have been aligned as much as possible with those used by TC 8 and SC 8B, taking notably into account the IEC 62898 and IEC 62786 series, still respecting the installers mindset (installers being the first users of the IEC 60364 series and being used to only refer to the IEC 60364 series);
b) the type of system earthing and the change of type of system earthing (sequencing) when there is a change of mode of the prosuming installation, have been clarified;
c) the conditions of connection and disconnection from the DSO network have also been described, both from the safety point of view and the proper functioning point of view;
d) additional requirements have been introduced;
e) the figures have been updated;
f) a new normative Annex D on single dwelling or similar application islandable PEIs has been added;
g) the numbering has also been reviewed to follow the updated numbering system of the IEC 60364 series, in line with the IEC Directives and compatible with Parts 7.

Errichten von Niederspannungsanlagen - Teil 8-82: Funktionale Aspekte - Kombinierte Erzeugungs-/Verbrauchsanlagen (IEC 60364-8-82:2022)

Installations électriques à basse tension - Partie 8-82: Aspects fonctionnels - Installations électriques à basse tension du prosommateur (IEC 60364-8-82:2022)

IEC 60364-8-82:2022 spécifie les exigences et recommandations qui s'appliquent aux installations électriques à basse tension connectées ou non à un réseau de distribution capable de fonctionner:
– avec des alimentations électriques locales; et/ou
– avec des unités de stockage locales;
et qui surveille et commande l'énergie délivrée par les sources connectées en local afin d'alimenter:
– des matériels d'utilisation; et/ou
– des unités de stockage locales; et/ou
– les réseaux de distribution.
Ces installations électriques sont appelées installations électriques du prosommateur (PEI, Prosumer's Electrical Installations).
Ces exigences et recommandations s'appliquent aux installations neuves et aux modifications des installations existantes.
Le présent document spécifie également les exigences et recommandations relatives au comportement sûr, efficace et correct de ces installations lorsqu'elles sont intégrées dans un réseau intelligent.
Les informations relatives à l'interaction du réseau pour assurer la stabilité du système électrique des PEI connectées au réseau sont données à l'Annexe B.
Le présent document couvre les exigences relatives à la stabilité des PEI autonomes ou en réseau séparé.
Cette première édition annule et remplace l'IEC 60364-8-2 parue en 2018.

Nizkonapetostne električne inštalacije - 8-82. del: Funkcionalni vidiki - Nizkonapetostne električne inštalacije proizvajalca-odjemalca (IEC 60364-8-82:2022)

General Information

Status
Published
Publication Date
21-Jul-2025
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
18-Jul-2025
Due Date
22-Sep-2025
Completion Date
22-Jul-2025

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SLOVENSKI STANDARD
01-september-2025
Nadomešča:
SIST HD 60364-8-2:2019
SIST HD 60364-8-2:2019/A11:2019
SIST HD 60364-8-2:2019/A12:2021
Nizkonapetostne električne inštalacije - 8-82. del: Funkcionalni vidiki -
Nizkonapetostne električne inštalacije proizvajalca-odjemalca (IEC 60364-8-
82:2022)
Low-voltage electrical installations - Part 8-82: Functional aspects - Prosumer's low-
voltage electrical installations (IEC 60364-8-82:2022)
Errichten von Niederspannungsanlagen - Teil 8-82: Funktionale Aspekte - Kombinierte
Erzeugungs-/Verbrauchsanlagen (IEC 60364-8-82:2022)
Installations électriques à basse tension - Partie 8-82: Aspects fonctionnels - Installations
électriques à basse tension du prosommateur (IEC 60364-8-82:2022)
Ta slovenski standard je istoveten z: HD 60364-8-82:2025
ICS:
91.140.50 Sistemi za oskrbo z elektriko Electricity supply systems
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

HARMONIZATION DOCUMENT HD 60364-8-82

DOCUMENT D'HARMONISATION
HARMONISIERUNGSDOKUMENT July 2025
ICS 91.140.50 Supersedes HD 60364-8-2:2018; HD 60364-8-
2:2018/A11:2019; HD 60364-8-2:2018/A12:2021
English Version
Low-voltage electrical installations - Part 8-82: Functional
aspects - Prosumer's low-voltage electrical installations
(IEC 60364-8-82:2022)
Installations électriques à basse tension - Partie 8-82: Errichten von Niederspannungsanlagen - Teil 8-82:
Aspects fonctionnels - Installations électriques à basse Funktionale Aspekte - Kombinierte Erzeugungs-
tension du prosommateur /Verbrauchsanlagen
(IEC 60364-8-82:2022) (IEC 60364-8-82:2022)
This Harmonization Document was approved by CENELEC on 2022-11-24. CENELEC members are bound to comply with the
CEN/CENELEC Internal Regulations which stipulate the conditions for implementation of this Harmonization Document at national level.
Up-to-date lists and bibliographical references concerning such national implementations may be obtained on application to the CEN-
CENELEC Management Centre or to any CENELEC member.
This Harmonization Document exists in three official versions (English, French, German).
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Türkiye and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. HD 60364-8-82:2025 E
European foreword
The text of document 64/2559/FDIS, future edition 1 of IEC 60364-8-82, prepared by IEC/TC 64
"Electrical installations and protection against electric shock" was submitted to the IEC-CENELEC
parallel vote and approved by CENELEC as HD 60364-8-82:2025.
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2026-07-31
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2028-07-31
document have to be withdrawn
This document supersedes HD 60364-8-2:2018 and all of its amendments and corrigenda (if any).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 60364-8-82:2022 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standard indicated:
IEC 60364-1:2005 NOTE Approved as HD 60364-1:2008 + A11:2017
IEC 60364-4-44:2007 NOTE Approved as HD 60364-4-442:2012
IEC 60364-8-1:2019 NOTE Approved as HD 60364-8-1:2019 (not modified)
IEC 60947-3 NOTE Approved as EN IEC 60947-3
IEC 60947-6-1 NOTE Approved as EN 60947-6-1
IEC 62933-1:2018 NOTE Approved as EN IEC 62933-1:2018 (not modified)

IEC 60364-8-82 ®
Edition 1.0 2022-10
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Low-voltage electrical installations –

Part 8-82: Functional aspects – Prosumer’s low-voltage electrical installations

Installations électriques à basse tension –

Partie 8-82: Aspects fonctionnels – Installations électriques à basse tension du

prosommateur
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 91.140.50 ISBN 978-2-8322-3942-1

– 2 – IEC 60364-8-82:2022 © IEC 2022
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
82.1 Scope . 8
82.2 Normative references . 8
82.3 Terms and definitions . 9
82.4 Integration of PEI in its environment . 12
82.4.1 Main objectives. 12
82.4.2 Safety . 12
82.4.3 Proper functioning . 12
82.5 PEI concept . 13
82.6 Types of PEI . 16
82.6.1 General . 16
82.6.2 Operating modes . 16
82.6.3 Interaction with the distribution network . 17
82.7 Control and monitoring . 24
82.7.1 General . 24
82.7.2 Architecture of control and monitoring system . 25
82.8 Protection of prosumer electrical installation . 25
82.8.1 General . 25
82.8.2 Protection against electric shock . 25
82.8.3 Protection against thermal effect . 41
82.8.4 Protection against overcurrent . 41
82.8.5 Protection against transient overvoltages . 45
82.9 Isolation and switching . 46
82.9.1 Isolation . 46
82.9.2 Emergency switching-off . 46
82.10 Load and source management . 46
82.10.1 Energy storage . 46
82.10.2 Design for flexibility of load and generators (demand/response) . 46
82.10.3 Electric vehicle . 46
Annex A (informative) Operating modes of PEI . 47
A.1 Direct feeding mode . 47
A.2 Island mode . 47
A.3 Reverse feeding mode . 48
Annex B (informative) Interaction with the supply system . 50
B.1 General . 50
B.2 Active power and frequency control . 50
B.3 Reactive power and voltage control . 50
B.4 Load shedding programme . 50
Annex C (informative) Architectures of PEI . 51
C.1 General . 51
C.2 Architecture of individual PEI . 51
C.3 Architecture of collective PEI . 52
C.4 Architecture of shared PEI . 57
Annex D (normative) Single dwelling or similar application islandable PEI . 61

IEC 60364-8-82:2022 © IEC 2022 – 3 –
D.1 General . 61
D.2 Type of system earthing . 61
D.3 Connection of the local source . 64
D.4 Fire switching-off . 64
D.5 Switching device for islanding and system referencing conductor switching

device . 64
D.6 Labelling. 64
D.7 Upgrading an existing single dwelling installation in islandable PEI . 65
D.8 Initial verification . 68
Annex E (informative) List of notes concerning certain countries . 69
Bibliography . 70

Figure 1 – Example of prosumer's low-voltage electrical installation with AC electrical
distribution within the PEI . 14
Figure 2 – Example of prosumer's low-voltage electrical installation with AC and DC

electrical distribution within the PEI . 15
Figure 3 – Example of grid connected PEI architecture . 18
Figure 4 – Example of islandable PEI architecture . 19
Figure 5 – Example of architecture of PEI connected to LV DSO operating in TN-C-S in
connected mode and becoming TN-S in island mode . 28
Figure 6 – Example of architecture of PEI connected to LV DSO operating in TNC-S in
connected mode and in island mode . 29
Figure 7 – Example of architecture of PEI connected to LV DSO with disconnection of

the neutral, operating in TT in connected mode and becoming TN in island mode . 30
Figure 8 – Example of PEI installation with neutral earthing on the HV/LV transformer
side: TT in connected mode, TN in island mode (as one unique earthing arrangement
in the installation) . 32
Figure 9 – Example of PEI installation in TN-S with neutral permanently earthed on
PEI side . 34
Figure 10 – Example of PEI installation in TN-S with neutral
...

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