SIST HD 384.1 S2:2003
(Main)Applies to electrical installations such as those of: a)residential premises b)commercial premises c)public premises d)industrial premises e)agricultural and horticultural premises f)prefabricated buildings g)caravans, caravan sites and similar sites h)construction sites, exhibitions, fairs and other temporary installations. i)marinas and pleasure craft Covers: a)circuits supplied at nominal voltages up to and including 1000 V a.c. or 1500 V d.c. b)circuits, other than the internal wiring of apparatus, operating at voltages exceeding 1000 V and derived from an installation having a voltage not exceeding 1 000 V a.c., e.g. discharge lighting, electrostatic precipitators c)any wiring not specifically covered by the standards for appliances d)all consumers' installations external to buildings; e)fixed wiring for telecommunication, signalling, control and the like (excluding internal wiring of apparatus) f)the extension or alteration of the installation and also parts of the existing installation affected by the extension or alteration. Does not apply to: a)electric traction equipment b)electrical equipment of motor vehicles c)electrical installations on board ships d)electrical installations in aircraft e)public street-lighting installations f)installations in mines g)radio interference suppression equipment, except in so far as it affects the installation's safety h)electric fences i)lightning protection of buildings Note: -Atmospheric phenomena are however covered, in so far as effects on the electrical installations are concerned (e.g. with respect to selection of lightning arresters). Contains the rules for the design and erection of electrical installations so as to ensure safety and proper functioning for the use intended. Note: -For identification of insulated and bare conductors by colours, see EN 60446.
Elektrische Anlagen von Gebäuden -- Teil 1: Anwendungsbereich, Zweck und allgemeine Grundsätze
Installations électriques des bâtiments -- Partie 1: Domaine d'application, objet et principes fondamentaux
S'applique principalement aux installations électriques des: a) bâtiments à usage d'habitation; b) bâtiments à usage commercial; c) établissements recevant du public; d) établissements industriels; e) établissements agricoles et horticoles; f) bâtiments préfabriqués; g) caravanes et terrains de campement et installations analogues; h) chantiers, fêtes foraines, foires, expositions et autres installations temporaires; i) marinas et bateaux de plaisance. S'applique a) aux circuits alimentés sous une tension nominale au plus égale à 1 000 V en courant alternatif et à 1 500 V en courant continu; b) aux circuits, autres que les circuits internes des appareils, fonctionnant sous une tension supérieure à 1 000 V à partir d'une installation de tension au plus égale à 1 000 V en courant alternatif, par exemple: circuits de lampes à décharge, dépoussiéreurs électrostatiques; c) à tout câblage et à toute canalisation qui ne font pas l'objet des normes relatives aux appareils d'utilisation; d) à toutes les installations de consommateur situées à l'extérieur des bâtiments; e) aux canalisations fixes de télécommunication, de signalisation ou de commande (à l'exception des circuits internes des appareils) f) aux tensions ou modifications d'installations ainsi qu'aux parties des installations existantes affectées par ces extensions ou modifications. Ne s'applique pas aux: a) matériels de traction électrique; b) équipements électriques des automobiles; c) installations électriques à bord des navires; d) installations électriques à bord des aéronefs; e) installations d'éclairage public; f) installations dans les mines; g) matériels pour la réduction des perturbations radioélectriques, dans la mesure où ils ne compromettent pas la sécurité des installations; h) clôtures électriques; i) installations de paratonnerres des bâtiments. Cependant, la présente norme tient compte des conséquences des phénomènes atmosphériques sur les installations électriques (par exemple: choix des parafoudres). Enumère les règles de conception et de réalisation des installations électriques en vue d'assurer la sécurité et leur fonctionnement de façon satisfaisante, compte tenu de l'utilisation prévue. Note: Pour l'identification par couleurs des conducteurs isolés et des conducteurs nus, voir la EN 60446.
Električne inštalacije v zgradbah – 1. poglavje: Področje veljavnosti, predmet in temeljna načela (IEC 60364-1:1992, spremenjen)
General Information
RELATIONS
Standards Content (sample)
SLOVENSKI SIST HD 384.1 S2
STANDARD
junij 2003
Električne inštalacije zgradb – 1. del: Področje uporabe, predmet in temeljna
načela (IEC 60364-1:1992, spremenjen)
(istoveten HD 384.1 S2:2001)
Electrical installations of buildings – Part 1: Scope, object and fundamental
principles (IEC 60364-1:1992, modified)
Installations électriques des bâtiments – Partie 1: Domaine d’application, objet et
principes fondamentaux (CEI 60364-1:1992, modifiée)Elektrische Anlagen von Gebäuden – Teil 1: Anwendungsbereich, Zweck und
allgemeine Grundsätze (IEC 60364-1:1992, modifiziert)
Deskriptorji: varnostne zahteve, električni udar, toplotni učinki, nadtokovna zaščita,
prenapetost, okvarni toki, načrtovanje, napajanje, zaščitne naprave, ločilnenaprave
Referenčna številka
ICS 91.140.50 SIST HD 384.1 S2:2003 (sl)
Nadaljevanje na straneh od II do III in od 1 do 11
© 2004-03. Slovenski prevod standarda je izdal in založil Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov ni dovoljeno.
---------------------- Page: 1 ----------------------SIST HD 384.1 S2 : 2003
NACIONALNI UVOD
Standard SIST HD 384.1 S2 (sl), Električne inštalacije zgradb – 1. del: Področje uporabe, predmet in
temeljna načela (IEC 60364-1:1992, spremenjen), 2003, ima status slovenskega standarda in je
istoveten evropskemu standardu HD 384.1 S2 (en), Electrical installations of buildings - Part 1: Scope,
object and fundamental principles (IEC 60364-1:1992, modified), 2001.NACIONALNI PREDGOVOR
Evropski standard HD 384.1 S2:2001 je pripravil tehnični odbor Evropskega komiteja za
standardizacijo v elektrotehniki CENELEC/TC 64 Električne inštalacije.Slovenski standard SIST HD 384.1 S2:2003 je prevod evropskega standarda HD 384.1 S2:2001. V
primeru spora glede besedila slovenskega prevoda v tem standardu je odločilen izvirni evropski
standard v angleškem jeziku. Slovensko izdajo standarda je pripravil tehnični odbor SIST/TC ELI
Električne inštalacije.ZVEZE S STANDARDI
S privzemom tega evropskega standarda veljajo za omejeni namen referenčnih standardov vsi
standardi, navedeni v izvirniku, razen tistih, ki so že sprejeti v nacionalno standardizacijo:
SIST EN 50160:2001 (sl) Značilnosti napetosti v javnih razdelilnih omrežjihSIST IEC 60721/ serija (en) Classification of environmental conditions
(harmonized in EN 60721/ HD 478 series)
SIST HD 384.3 S2:2003 (en) Part 3: Assessment of general characteristics
(IEC 60364-3, modifed)
SIST HD 384.4.442 S1:2000 (en) Električne inštalacije v zgradbah – 4. del: Zaščitni ukrepi –
4. poglavje: Zaščita pred prenapetostmi – 442. podpoglavje: Zaščitanizkonapetostnih inštalacij pri zemeljskih stikih v visokonapetostnih
omrežjih
SIST HD 384.4.443 S1:2001 (en) Električne inštalacije v zgradbah – 4. del: Zaščitni ukrepi –
4. poglavje: Zaščita pred prenapetostmi – 443. podpoglavje: Zaščitaproti prenapetostim zaradi atmosferskih razelektritev ali stikalnih
prehodnih pojavov (IEC 60364-4-443: 1995, spremenjen)
SIST HD 384.7.714 S1:2001 (en) Električne inštalacije v zgradbah – 7. del: Zahteve za posebne
inštalacije ali prostore – 714. podpoglavje: Zunanje strelovodneinštalacije (IEC 60364-7-714: 1996, spremenjen)
SIST HD 625.1 S1:1999 (en) Uskladitev izolacije za opremo v okviru nizkonapetostnih sistemov –
1. del: Načela, zahteve in preskusi (IEC 60664-1:1992, spremenjen)SIST EN 60446:2000 (en) Osnovna in varnostna načela za vmesnik človek-stroj, označevanje
in identifikacijo – Identifikacija vodnikov z barvami ali številkami(IEC 60446:1999)
SIST R064-004:2000 (en) Protection against electromagnetic interference (EMI) in installations
of buildings (IEC 60364-4-444:1996, modified)---------------------- Page: 2 ----------------------
SIST HD 384.1 S2 : 2003
PREDHODNA IZDAJA
SIST HD 384.1 S1:2000 (en) Električne inštalacije zgradb – 1. del: Področje uporabe, predmet in
temeljna načela (IEC 60364-1:1972 + A1:1976, spremenjen) (istoveten HD 384.1 S1:1979)
OPOMBE- Povsod, kjer se v besedilu standarda uporablja izraz “evropski standard”, v
SIST HD 384.1 S2:2003 to pomeni “slovenski standard”.
- Nacionalni uvod in nacionalni predgovor nista sestavni del standarda.
- Ta nacionalni dokument je istoveten HD 384.1 S2:2001 in je objavljen z dovoljenjem
CENELECRue de Stassart 35
1050 Bruselj
Belgija
This national document is identical with HD 384.1 S2:2001 and is published with the permission of
CENELECRue de Stassart, 35
1050 Bruxelles
Belgium
III
---------------------- Page: 3 ----------------------
HARMONIZACIJSKI DOKUMENT HD 384.1 S2
HARMONIZATION DOCUMENT
DOCUMENT D'HARMONISATION
HARMONISIERUNGSDOKUMENT oktober 2001
ICS 91.140.50 Nadomešča HD 384.1 S1:1979
Slovenska izdaja
Električne inštalacije zgradb –
1. del: Področje uporabe, predmet in temeljna načela
(IEC 60364-1:1992, spremenjen)
Electrical installations of Installations électriques des Elektrische Anlagen von
buildings – Part 1: Scope, bâtiments – Partie 1: Domaine Gebäuden - Teil 1:object and fundamental d’application, objet et principes Anwendungsbereich, Zweck
principles fondamentaux und allgemeine Grundsätze(IEC 60364-1:1992, modified) (CEI 60364-1:1992 modifiée) (IEC 60364-1:1992, modifiziert)
Ta harmonizacijski dokument je CENELEC sprejel dne 1999-01-01. Članice CENELEC morajo
izpolnjevati določila poslovnika CEN/CENELEC, s katerim je predpisano, da mora biti ta
harmonizacijski dokument brez kakršnihkoli sprememb sprejet kot nacionalni standard.
Seznami najnovejših izdaj teh nacionalnih standardov in njihovi bibliografski podatki so na voljo pri
centralnem sekretariatu ali članicah CENELEC.Evropski standardi obstajajo v treh izvirnih izdajah (nemški, angleški in francoski).
Članice CENELEC so nacionalne ustanove za standardizacijo Avstrije, Belgije, Češke republike,
Danske, Finske, Francije, Grčije, Irske, Islandije, Italije, Luksemburga, Malte, Nemčije, Nizozemske,
Norveške, Portugalske, Španije, Švedske, Švice in Združenega kraljestva.CENELEC
Evropski komite za standardizacijo v elektrotehniki
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
Centralni sekretariat: Rue de Stassart 35, B-1050 Bruselj
© 2001 Lastnice avtorskih pravic so vse države članice CENELEC Ref. št. HD 384.1 S2:2001 E
---------------------- Page: 4 ----------------------SIST HD 384.1 S2 : 2003
Predgovor
Besedilo mednarodnega standarda IEC 60364-1:1992, ki ga je pripravil tehnični odbor IEC/TC 64
Električne inštalacije in zaščita pred električnim udarom, je bilo 1999-01-01 skupaj s splošnimi
spremembami, ki jih je pripravil tehnični odbor CENELEC/TC 64 Električne inštalacije zgradb,
predloženo v originalni sprejemni postopek CENELEC za sprejetje kot harmonizacijski dokument HD
384.1 S2.Določeni so bili naslednji roki:
– skrajni datum objave HD na nacionalni ravni (doa) 1999-08-01
– skrajni datum, s katerim mora biti HD privzet na nacionalni ravni, bodisi z (dop) 2002-08-01
objavo harmoniziranega nacionalnega standarda ali z razglasitvijo– skrajni datum umika nasprotujočih nacionalnih standardov (dow) 2002-08-01
V tem harmonizacijskem dokumentu so skupne spremembe glede na mednarodni standard označene
z navpično črto na levi strani besedila.Dodatki, ki so označeni kot "informativni", so podani le za informacijo.
V tem standardu je dodatek ZA informativen. Dodatek ZA je dodal CENELEC.
Dodatek A, naveden v IEC 60364-1:1992, je bil umaknjen.
---------------------- Page: 5 ----------------------
SIST HD 384.1 S2 : 2003
VSEBINA Stran
Predgovor .................................................................................................................................................2
11. poglavje: Področje uporabe................................................................................................................4
12. poglavje: Predmet standarda .............................................................................................................5
13. poglavje: Temeljna načela..................................................................................................................5
131. oddelek: Varnostne zahteve.............................................................................................................5
131.1 Splošno..........................................................................................................................................5
131.2 Zaščita pred električnim udarom ...................................................................................................5
131.3 Zaščita pred toplotnimi učinki........................................................................................................6
131.4 Nadtokovna zaščita .......................................................................................................................6
131.5 Zaščita pred okvarnimi tokovi .......................................................................................................6
131.6 Zaščita pred prenapetostjo............................................................................................................6
132. oddelek: Načrtovanje........................................................................................................................6
132.1 Splošno..........................................................................................................................................6
132.2 Lastnosti razpoložljivega napajanja ali napajanj ...........................................................................7
132.3 Vrsta potrebe.................................................................................................................................7
132.4 Zasilno napajanje ali napajanja.....................................................................................................7
132.5 Okoljske razmere...........................................................................................................................7
132.6 Prerez vodnikov.............................................................................................................................7
132.7 Vrsta napeljav in načini vgradnje...................................................................................................8
132.8 Zaščitne naprave...........................................................................................................................8
132.9 Izklop v sili .....................................................................................................................................8
132.10 Ločilne naprave ...........................................................................................................................8
132.11 Preprečevanje medsebojnih vplivov............................................................................................8
132.12 Dostopnost električne opreme.....................................................................................................8
133. oddelek: Izbira električne opreme ....................................................................................................8
133.1 Splošno..........................................................................................................................................8
133.2 Lastnosti ........................................................................................................................................9
133.3 Razmere na mestu vgradnje .........................................................................................................9
133.4 Preprečevanje škodljivih učinkov ..................................................................................................9
134. oddelek: Postavitev in prvi pregled električne inštalacije .................................................................9
134.1 Postavitev ......................................................................................................................................9
134.2 Prvi pregled ................................................................................................................................ 10
Dodatek ZA: Bibliografija....................................................................................................................... 11
---------------------- Page: 6 ----------------------SIST HD 384.1 S2 : 2003
Električne inštalacije zgradb – 1. del: Področje uporabe, predmet in temeljna
načela
11. poglavje: Področje uporabe
11.1 Ta harmonizacijski dokument se uporablja za električne inštalacije:
a) stanovanjskih zgradb,
b) poslovnih zgradb,
c) javnih zgradb,
d) industrijskih objektov,
e) kmetijskih in vrtnarskih objektov,
f) montažnih objektov,
g) počitniških prikolic, kampov in podobnih površin,
h) gradbišč, razstavišč, sejmišč in drugih začasnih postavitev,
i) marin.
11.2 Standard obravnava:
a) tokokroge, napajane z nazivno napetostjo do vključno 1000 V izmenično (a. c.) ali 1500 V
enosmerno (d. c.);Za izmenične tokokroge so po tem standardu priporočene vrednosti frekvence 50 Hz, 60 Hz in
400 Hz. Za posebne namene je dovoljena uporaba drugih frekvenc.b) tokokroge, razen tistih za notranje ožičenje aparatov, ki obratujejo pri napetosti, višji od 1000 V in
dobljeni iz inštalacije, katere napetost sicer ne presega 1000 V izmenično, (a.c.), npr.
razelektrilne žarnice, elektrostatični sedimentatorji;c) katerikoli inštalacijski sistem, za katerega ne veljajo posebne zahteve za uporabo;
d) vse porabniške inštalacije zunaj zgradb;e) stalne inštalacije za telekomunikacijo, signalizacijo, krmiljenje in podobno (razen za notranje
ožičenje aparatov);f) razširitev ali spremembo inštalacije in tudi delov obstoječe inštalacije, na katere vpliva ta
razširitev ali sprememba.11.3 Standard se ne uporablja za:
a) opremo za električno vleko (vključno z vagoni in lokomotivo in signalno opremo),
b) električno opremo avtomobilov (vključno z avtomobili na električni pogon),c) električne inštalacije na ladjah, premične in nepremične ploščadi,
d) električne inštalacije letal,
e) inštalacije javne ulične razsvetljave, ki so del javnega energetskega omrežja,
f) inštalacije v rudnikih in kamnolomih,g) opremo za dušenje radiofrekvenčnih motenj, razen če gre za varnost inš
...
SLOVENSKI STANDARD
SIST HD 384.1 S2:2003
01-junij-2003
1DGRPHãþD
SIST HD 384.1 S1:2000
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WHPHOMQDQDþHOD ,(& VSUHPHQMHQElectrical installations of buildings -- Part 1: Scope, object and fundamental principles
Elektrische Anlagen von Gebäuden -- Teil 1: Anwendungsbereich, Zweck undallgemeine Grundsätze
Installations électriques des bâtiments -- Partie 1: Domaine d'application, objet et
principes fondamentauxTa slovenski standard je istoveten z: HD 384.1 S2:2001
ICS:
91.140.50 Sistemi za oskrbo z elektriko Electricity supply systems
SIST HD 384.1 S2:2003 sl
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
---------------------- Page: 1 ----------------------SIST HD 384.1 S2:2003
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SIST HD 384.1 S2:2003
HARMONIZATION DOCUMENT HD 384.1 S2
DOCUMENT D'HARMONISATION
HARMONISIERUNGSDOKUMENT October 2001
ICS 91.140.50 Supersedes HD 384.1 S1:1979
English version
Electrical installations of buildings
Part 1: Scope, object and fundamental principles
(IEC 60364-1:1992, modified)
Installations électriques des bâtiments Elektrische Anlagen von Gebäuden
Partie 1: Domaine d'application, objet et Teil 1: Anwendungsbereich, Zweck und
principes fondamentaux allgemeine Grundsätze
(CEI 60364-1:1992, modifiée) (IEC 60364-1:1992, modifiziert)
This Harmonization Document was approved by CENELEC on 1999-01-01. CENELEC members are
bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for
implementation of this Harmonization Document on a national level.Up-to-date lists and bibliographical references concerning such national implementation may be obtained
on application to the Central Secretariat 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, Czech Republic,
Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands,
Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
Central Secretariat: rue de Stassart 35, B - 1050 Brussels
© 2001 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. HD 384.1 S2:2001 E---------------------- Page: 3 ----------------------
SIST HD 384.1 S2:2003
HD 384.1 S2:2001 - 2 -
Foreword
The text of the International Standard IEC 60364-1:1992, prepared by IEC TC 64, Electrical
installations and protection against electric shock, together with common modifications
prepared by the Technical Committee CENELEC TC 64, Electrical installations of buildings, was
submitted to the Unique Acceptance Procedure and was approved by CENELEC asHD 384.1 S2 on 1999-01-01.
This Harmonization Document supersedes HD 384. S1:1979.
The following dates were fixed:
- latest date by which the existence of the HD
has to be announced at national level (doa) 1999-08-01
- latest date by which the HD has to be implemented
at national level by publication of a harmonized
national standard or by endorsement (dop) 2002-08-01
- latest date by which the national standards conflicting
with the HD have to be withdrawn (dow) 2002-08-01
In this Harmonization Document the common modifications to the International Standard are
indicated by a vertical line in the left margin of the text.Annexes designated "informative" are given for information only.
In this standard, annex ZA is informative. Annex ZA has been added by CENELEC.
The annex A mentioned in IEC 60364-1:1992 has been withdrawn from the present document.
---------------------- Page: 4 ----------------------SIST HD 384.1 S2:2003
- 3 - HD 384.1 S2:2001
Contents
Page
CHAPTER 11: SCOPE ......................................................................................................... 4
CHAPTER 12: OBJECT........................................................................................................ 5
CHAPTER 13: FUNDAMENTAL PRINCIPLESSECTION 131: PROTECTION FOR SAFETY
131.1 General.................................................................................................................... 5
131.2 Protection against electric shock ............................................................................. 6
131.3 Protection against thermal effects ........................................................................... 6
131.4 Protection against overcurrent................................................................................. 6
131.5 Protection against fault currents.............................................................................. 7
131.6 Protection against overvoltage ................................................................................ 7
SECTION 132: DESIGN132.1 General....................................................................................................................7
132.2 Characteristics of available supply or supplies ........................................................ 7
132.3 Nature of demand.................................................................................................... 8
132.4 Emergency supply or supplies................................................................................. 8
132.5 Environmental conditions ........................................................................................ 8
132.6 Cross-section of conductors.................................................................................... 8
132.7 Type of wiring and methods of installation .............................................................. 8
132.8 Protective equipment............................................................................................... 9
132.9 Emergency control................................................................................................... 9
132.10 Disconnecting devices............................................................................................. 9
132.11 Prevention of mutual influence................................................................................ 9
132.12 Accessibility of electrical equipment ........................................................................ 9
SECTION 133: SELECTION OF ELECTRICAL EQUIPMENT133.1 General....................................................................................................................10
133.2 Characteristics......................................................................................................... 10
133.3 Conditions of installation ......................................................................................... 10
133.4 Prevention of harmful effects .................................................................................. 11
SECTION 134: ERECTION AND INITIAL VERIFICATION OF ELECTRICAL INSTALLATIONS134.1 Erection ...................................................................................................................11
134.2 Initial verification...................................................................................................... 11
Annex ZA Bibliography........................................................................................................ 12
---------------------- Page: 5 ----------------------SIST HD 384.1 S2:2003
HD 384.1 S2:2001 - 4 -
CHAPTER 11: SCOPE
11.1 This Harmonization Document applies to electrical installations such as those of:
a) residential premises;b) commercial premises;
c) public premises;
d) industrial premises;
e) agricultural and horticultural premises;
f) prefabricated buildings;
g) caravans, caravan sites and similar sites;
h) construction sites, exhibitions, fairs and other temporary installations;
i) marinas.
11.2 It covers:
a) circuits supplied at nominal voltages up to and including 1 000 V a.c. or 1 500 V d.c.;
for a.c., the preferred frequencies which are taken into account in this Harmonization
Document are 50 Hz, 60 Hz and 400 Hz. The use of other frequencies for specialpurposes is not excluded;
b) circuits, other than the internal wiring of apparatus, operating at voltages exceeding
1 000 V and derived from an installation having a voltage not exceeding 1 000 V a.c.,
e.g. discharge lighting, electrostatic precipitators;c) any wiring systems and cables not specifically covered by the standards for
appliances;
d) all consumer installations external to buildings;
e) fixed wiring for communication and information technology, signalling, control and the
like (excluding internal wiring of apparatus);f) the extension or alteration of the installation and also parts of the existing installation
affected by the extension or alteration.11.3 The Harmonization Document does not apply to:
a) electric traction equipment (including rolling stock and signalling equipment);
b) electrical equipment of automobiles (including electric cars);c) electrical installations on board ships, mobile and fixed offshore platforms;
d) electrical installations in aircraft;
e) public lighting installations which are part of public power grid;
f) installations in mines and quarries;
g) radio interference suppression equipment, except so far as it affects safety of the
installation;h) electric fences;
i) lightning protection of buildings.
NOTE 1 Protection against overvoltages of atmospheric origin or due to switching is covered in HD 384.4.443.
NOTE 2 Outdoor lighting installations other than those specified in item e) is covered in HD 384.7.714.
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- 5 - HD 384.1 S2:2001
11.4 This Harmonization Document is not intended to apply:
- to either public or privately operated supply systems for the distribution of electricity ; or
- to power generation, transmission and the auxiliary equipment for such systems.
NOTE 1 Countries wishing to do so may, however, use this Harmonization Document in whole or in part for that
purpose.NOTE 2 Protection of low voltage installations in case of faults between high voltage systems and earth is covered
in HD 384.4.442.11.5 Electrical equipment is dealt with only as far as its selection and application in the
installation are concerned.This applies also to assemblies of electrical equipment complying with the relevant standards.
CHAPTER 12: OBJECT12.1 This standard contains the rules for the design and erection of electrical installations
so as to provide safety and proper functioning for the intended use.12.2 Chapter 13 of this standard states the fundamental principles. It does not include
detailed technical requirements which may be subject to modifications on account of technical
developments.12.3 Parts 3 to 7 of this standard deal with technical requirements, the observance of
which is intended to ensure that electrical installations conform to the fundamental principles of
chapter 13.CHAPTER 13: FUNDAMENTAL PRINCIPLES
NOTE Where countries not yet having national regulations for electrical installations deem it necessary to
establish legal requirements for this purpose, it is recommended that such requirements be limited to fundamental
principles which are not subject to frequent modification on account of technical development. The contents of
chapter 13 may be used as a basis for such legislation.SECTION 131: PROTECTION FOR SAFETY
131.1 General
The requirements stated in this section are intended to ensure the safety of persons, livestock
and property against dangers and damage which may arise in the reasonable use of electrical
installations.NOTE In electrical installations, two major types of risk exist:
- shock currents;
- excessive temperatures likely to cause burns, fires and other injurious effects.
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HD 384.1 S2:2001 - 6 -
131.2 Protection against electric shock
131.2.1 Protection against direct contact
Persons and livestock shall be protected against dangers that may arise from contact with live
parts of the installation.This protection can be achieved by one of the following methods:
- preventing a current from passing through the body of any person or any livestock;
- limiting the current which can pass through a body to a value lower than the shock
current.131.2.2 Protection against indirect contact
Persons and livestock shall be protected against dangers that may arise from contact with
exposed-conductive-parts in case of a fault.This protection can be achieved by one of the following methods:
- preventing a fault current fro
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