EN IEC 60670-1:2021

Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 1: General requirements

To cover requirements and tests for Boxes and enclosures for electrical accessories for household and similar fixed electrical installations

Dosen und Gehäuse für Installationsgeräte für Haushalt und ähnliche ortsfeste elektrische Installationen - Teil 1: Allgemeine Anforderungen

Boîtes et enveloppes pour appareillage électrique pour installations électriques fixes pour usages domestiques et analogues - Partie 1: Exigences générales

L'IEC 60670-1:2015 s'applique aux boîtes, parties d'enveloppes et enveloppes (ci-après désignées par les termes "boîtes" et "enveloppes") destinées à des appareillages électriques ayant une tension assignée ne dépassant pas 1 000 V en courant alternatif et 1 500 V en courant continu prévus pour des installations électriques fixes à usages domestiques ou analogues, pour l'intérieur ou pour l'extérieur. Cette deuxième édition annule et remplace la première édition parue en 2002 et son Amendement 1:2011. Cette édition constitue une révision technique. Cette édition inclut les modifications techniques majeures suivantes par rapport à l'édition précédente: révision du Tableau 1 - Classification.

Škatle in ohišja za električno opremo za gospodinjstvo in podobne nepremične električne inštalacije - 1. del: Splošne zahteve

General Information

• Status: Published
• Publication Date: 15-Apr-2021
• ICS: 29.120.10 - Conduits for electrical purposes
• Technical Committee: CLC/TC 23BX - CLC_TC_23BX
• Drafting Committee: CLC/TC 23BX - CLC_TC_23BX
• Current Stage: 6060 - Document made available - Publishing
• Start Date: 16-Apr-2021
• Due Date: 13-Sep-2020
• Completion Date: 16-Apr-2021
• Directive: 2014/35/EU - Directive 2014/35/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of electrical equipment designed for use within certain voltage limits
• Mandate: M/511 - Mandate to CEN, CENELEC and ETSI relating to harmonised standards in the field of the Low Voltage Directive
• Ref Project: SIST EN IEC 60670-1:2021 - Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 1: General requirements

Relations

• Replaces: EN 60670-1:2005/A1:2013 - Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 1: General requirements
• Effective Date: 09-Feb-2021
• Replaces: EN 60670-1:2005/IS1:2009 - Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 1: General requirements
• Effective Date: 13-Feb-2018
• Replaces: EN 60670-1:2005 - Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 1: General requirements
• Effective Date: 13-Feb-2018
• Amended By: EN IEC 60670-1:2021/A11:2021 - Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - Part 1: General requirements
• Effective Date: 14-Aug-2018

Standards Content (Sample)

SLOVENSKI STANDARD
01-oktober-2021
Nadomešča:
SIST EN 60670-1:2006
SIST EN 60670-1:2006/A1:2013
SIST EN 60670-1:2006/IS1:2009
Škatle in ohišja za električno opremo za gospodinjstvo in podobne nepremične
električne inštalacije - 1. del: Splošne zahteve
Boxes and enclosures for electrical accessories for household and similar fixed electrical
installations - Part 1: General requirements
Dosen und Gehäuse für Installationsgeräte für Haushalt und ähnliche ortsfeste
elektrische Installationen - Teil 1: Allgemeine Anforderungen
Boîtes et enveloppes pour appareillage électrique pour installations électriques fixes
pour usages domestiques et analogues - Partie 1: Exigences générales
Ta slovenski standard je istoveten z: EN IEC 60670-1:2021
ICS:
29.120.99 Druga električna dodatna Other electrical accessories
oprema
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 60670-1

NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2021
ICS 29.120.10 Supersedes EN 60670-1:2005, EN 60670-
1:2005/IS1:2009 and all of its amendments and corrigenda
(if any)
English Version
Boxes and enclosures for electrical accessories for household
and similar fixed electrical installations - Part 1: General
requirements
(IEC 60670-1:2015)
Boîtes et enveloppes pour appareillage électrique pour Dosen und Gehäuse für Installationsgeräte für Haushalt
installations électriques fixes pour usages domestiques et und ähnliche ortsfeste elektrische Installationen - Teil 1:
analogues - Partie 1: Exigences générales Allgemeine Anforderungen
(IEC 60670-1:2015) (IEC 60670-1:2015)
This European Standard was approved by CENELEC on 2020-11-09. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
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,
Turkey 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
© 2021 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 60670-1:2021 E

European foreword
This document (EN IEC 60670-1:2021) consists of the text of IEC 60670-1:2015 prepared by SC 23B
"Plugs, socket-outlets and switches" of IEC/TC 23 "Electrical accessories".
The following dates are fixed:
• latest date by which the document has to be implemented at (dop) 2021-10-16
national level by publication of an identical national
standard or by endorsement
• latest date by which the national standards conflicting with (dow) 2023-04-09
the document have to be withdrawn
This document supersedes EN 60670-1:2005 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.
This document has been prepared under a mandate given to CENELEC by the European Commission
and the European Free Trade Association, and supports essential requirements of EU Directive(s).
For the relationship with EU Directive(s) see informative Annex ZZ, which is an integral part of
Endorsement notice
The text of the International Standard IEC 60670-1:2015 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 standards
indicated:
IEC 60670 (series) NOTE Harmonized as EN 60670 (series)
IEC 60670-21 NOTE Harmonized as EN 60670-21
IEC 60670-22 NOTE Harmonized as EN 60670-22
IEC 60670-23 NOTE Harmonized as EN 60670-23
IEC 60670-24 NOTE Harmonized as EN 60670-24
IEC 62444 NOTE Harmonized as EN 62444
ISO 1456 NOTE Harmonized as EN ISO 1456
ISO 2081 NOTE Harmonized as EN ISO 2081

IEC 60670-1 ®
Edition 2.0 2015-03
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Boxes and enclosures for electrical accessories for household and similar fixed

electrical installations –
Part 1: General requirements
Boîtes et enveloppes pour appareillage électrique pour installations électriques

fixes pour usages domestiques et analogues –

Partie 1: Exigences générales
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.120.10 ISBN 978-2-8322-2337-6

– 2 – IEC 60670-1:2015 © IEC 2015

CONTENTS
FOREWORD . 5
1 Scope . 7
2 Normative references . 7
3 Terms and definitions . 8
4 General requirements . 11
5 General notes on tests . 11
6 Ratings . 11
7 Classification . 12
8 Marking . 13
9 Dimensions. 14
10 Protection against electric shock . 14
11 Provision for earthing . 15
11.1 Boxes and enclosures with exposed conductive parts . 15
11.2 Boxes and enclosures of insulating material classified according to 7.2.2.2
and 7.2.2.3 . 16
11.3 Boxes or enclosures with removable sides according to 7.1.2 . 17
11.4 Earthing terminal threads . 17
12 Construction . 18
12.1 General . 18
12.2 Lids, covers or cover-plates or parts of them . 18
12.2.1 General . 18
12.2.2 Screw-type fixing . 18
12.2.3 Non-screw-type fixing operable without the use of a tool or a key . 18
12.2.4 Non screw-type fixing operable with the use of a tool or a key . 24
12.3 Drain holes . 25
12.4 Mounting of enclosures . 25
12.5 Boxes and enclosures with inlets for flexible cables . 25
12.6 Boxes and enclosures with inlets for applications other than flexible cables . 25
12.7 Boxes and enclosures with a cable anchorage(s) . 26
12.8 Boxes and enclosures with cable retention means . 27
12.9 Knock-outs intended to be removed by mechanical impact . 28
12.9.1 General . 28
12.9.2 Knock-out retention . 28
12.9.3 Knock-out removal . 28
12.9.4 Flat surfaces surrounding knock-outs . 29
12.10 Screw fixings . 29
12.11 Fixing of boxes and enclosures classified according to 7.2.1 . 30
12.12 Fixing of flush type and semi-flush type boxes and enclosures classified
according to 7.2.2.1 . 33
12.13 Boxes and enclosures classified according to 7.2.2.2 and 7.2.2.3 . 34
12.13.1 General . 34
12.13.2 Boxes intended for mounting on a wood structural member of a wall . 35
12.13.3 Boxes intended for mounting to a wooden structural member of a ceiling . 35
12.13.4 Boxes intended for mounting to a steel-stud structural member of a wall . 35

IEC 60670-1:2015 © IEC 2015 – 3 –
12.13.5 Internal volume of boxes and enclosures classified according to 7.2.2.2
and 7.2.2.3 . 36
12.13.6 Boxes intended for mounting in a finished structure . 37
12.14 Cable gland entry . 37
12.15 Boxes and enclosures with inlets (outlets) or spouts (hubs) for conduits . 38
12.16 Internal volume of boxes and enclosures . 38
13 Resistance to ageing, protection against ingress of solid objects and against
harmful ingress of water . 39
13.1 Resistance to ageing . 39
13.2 Protection against the ingress of solid objects . 41
13.3 Protection against harmful ingress of water . 42
14 Insulation resistance and electric strength . 47
15 Mechanical strength . 49
15.1 General . 49
15.2 Impact test at low temperature . 49
15.3 Compression test . 50
15.4 Impact test for boxes and enclosures . 51
15.5 Compression test for enclosures made of natural or synthetic rubber or a
mixture of both . 56
16 Resistance to heat . 58
16.1 Parts of insulating material necessary to retain current-carrying parts . 58
16.2 Parts of insulating material not necessary to retain current-carrying parts . 59
16.3 Boxes and enclosures of insulating materials classified according to 7.2.2.2
or 7.2.2.3 . 59
16.3.1 Mechanical strength. 59
16.3.2 Parts of insulating material necessary to retain parts of the earthing
circuit . 60
17 Creepage distances, clearances and distances through sealing compound . 60
18 Resistance of insulating material to abnormal heat and fire . 61
19 Resistance to tracking .
...