IEC 60519-4:1995/AMD1:2000
(Amendment)Amendment 1 - Safety in electroheat installations - Part 4: Particular requirements for arc furnace installations
Amendment 1 - Safety in electroheat installations - Part 4: Particular requirements for arc furnace installations
Amendement 1 - Sécurité dans les installations électrothermiques - Partie 4: Règles particulières pour les installations des fours à arc
General Information
- Status
- Published
- Publication Date
- 13-Jan-2000
- Technical Committee
- TC 27 - Industrial electroheating and electromagnetic processing
- Drafting Committee
- WG 7 - TC 27/WG 7
- Current Stage
- DELPUB - Deleted Publication
- Start Date
- 16-Aug-2006
- Completion Date
- 26-Oct-2025
Relations
- Effective Date
- 05-Sep-2023
- Effective Date
- 05-Sep-2023
Overview
IEC 60519-4:1995/AMD1:2000 is an essential amendment to the international standard focused on safety in electroheat installations, specifically addressing particular requirements for arc furnace installations. Developed by the IEC Technical Committee 27, this amendment enhances the original standard by establishing detailed safety provisions and technical modifications aimed at mitigating risks inherent in arc furnace operations, including direct current (d.c.) and alternating current (a.c.) arc furnaces.
This amendment is critical for manufacturers, engineers, and safety professionals working with arc furnace electroheat systems, ensuring compliance with internationally recognized safety practices while optimizing the design, operation, and maintenance of arc furnace installations.
Key Topics
Classification of Electroheat Equipment:
Direct arc furnaces are classified under voltage band 2, even if their rated voltage exceeds 1,000 V a.c. but stays below 1,500 V a.c. This classification depends on proper design, insulation, and auxiliary equipment complying with relevant standards.Transient Voltage Protection:
Equipment must be designed to withstand and suppress high transient voltages caused by the interplay of transformers, inductors, rectifiers, and capacitors during normal arc furnace operation, protecting both personnel and equipment.Electrical Equipment Durability:
Electrical components must resist deterioration from chemical and physical effects such as extreme heat, splatter from molten materials, humidity, oil, mechanical shocks, friction, and electromagnetic forces. Structural measures like protective gutters and channels are recommended.Magnetic Field Considerations:
Special attention is given to d.c. arc furnaces to prevent interference from strong magnetic fields on sensitive electrical devices such as control units and sensors. Magnetization effects on steel parts are also taken into account.Earthing and Circuit Design:
The amendment forbids using earth or tilt rails as part of active circuits or return paths to ensure safety and maintain system integrity.Access Control and Isolation:
Access to furnace superstructures and electrode areas requires strict isolation and earthing procedures to prevent accidental energization. Only qualified personnel are permitted near or on current-carrying parts, with mandatory safeguards to prevent inadvertent circuit re-energization.Electric Shock Protection:
Direct physical contact with live parts is generally prohibited unless authorized methods using specialized equipment are implemented. The safety rules align with IEC 60364 standards concerning IT earthing systems.Maintenance and Inspection Guidelines:
Specific protective eyewear considerations are included for personnel working near d.c. arc furnaces due to higher arc intensity. Maintenance procedures emphasize proper handling and training requirements to ensure safe operations.Design Exceptions:
Certain standard requirements such as 16.1.6 and 16.2.1 are explicitly noted as not applicable in the context of arc furnace installations, reflecting unique design considerations.
Applications
Arc Furnace Manufacturing:
Provides clear safety and design standards to manufacturers creating arc furnace systems, helping them align products with international norms and improve operational safety.Industrial Electroheat Installations:
Guides engineers and technicians in the installation, commissioning, and maintenance stages, ensuring that arc furnaces function reliably within safe voltage and current classifications.Safety Compliance and Auditing:
Assists safety officers and regulatory bodies in evaluating arc furnace setups against international safety requirements, identifying potential hazards related to transient voltages, insulation, and protective measures.Operational Training and Procedures:
Informs the development of standardized operating procedures and training programs for personnel working in high-risk environments, emphasizing proper isolation, access control, and personal protective equipment selection.Risk Mitigation in Metallurgical Processes:
Enhances workplace safety by minimizing electrical hazards in arc furnace operations common in steel production, foundries, and recycling facilities through optimized equipment design and maintenance practices.
Related Standards
IEC 60364-4-41 & IEC 60364-4-47:
Reference standards covering protection against electric shock and earthing system requirements, which complement the provisions for arc furnace installations detailed in this amendment.IEC 60519 (Parts 1 to 3):
The broader standard series on safety in electroheat installations covering general requirements, testing, and other specific installation types.International Safety Guidelines for Electrical Installations:
Other IEC and ISO standards that address electrical safety requirements and industrial installation practices, supporting a comprehensive safety framework for electroheating systems.
Keywords: IEC 60519-4 amendment, safety electroheat installations, arc furnace safety, electrothermal equipment classification, transient voltage protection, electromagnetic compatibility, electrical insulation, arc furnace maintenance, industrial electroheat standards, electric shock protection arc furnace.
Frequently Asked Questions
IEC 60519-4:1995/AMD1:2000 is a standard published by the International Electrotechnical Commission (IEC). Its full title is "Amendment 1 - Safety in electroheat installations - Part 4: Particular requirements for arc furnace installations". This standard covers: Amendment 1 - Safety in electroheat installations - Part 4: Particular requirements for arc furnace installations
Amendment 1 - Safety in electroheat installations - Part 4: Particular requirements for arc furnace installations
IEC 60519-4:1995/AMD1:2000 is classified under the following ICS (International Classification for Standards) categories: 25.180.10 - Electric furnaces. The ICS classification helps identify the subject area and facilitates finding related standards.
IEC 60519-4:1995/AMD1:2000 has the following relationships with other standards: It is inter standard links to IEC 60519-4:1995, IEC 60519-4:2006. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
IEC 60519-4:1995/AMD1:2000 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
NORME CEI
INTERNATIONALE IEC
60519-4
INTERNATIONAL
STANDARD
AMENDEMENT 1
AMENDMENT 1
2000-01
Amendement 1
Sécurité dans les installations électrothermiques –
Partie 4:
Règles particulières pour les installations des
fours à arc
Amendment 1
Safety in electroheat installations –
Part 4:
Particular requirements for arc furnace
installations
IEC 2000 Droits de reproduction réservés Copyright - all rights reserved
International Electrotechnical Commission 3, rue de Varembé Geneva, Switzerland
Telefax: +41 22 919 0300 e-mail: inmail@iec.ch IEC web site http://www.iec.ch
CODE PRIX
Commission Electrotechnique Internationale
E
PRICE CODE
International Electrotechnical Commission
Pour prix, voir catalogue en vigueur
For price, see current catalogue
– 2 – 60519-4 amend. 1 © CEI:2000
AVANT-PROPOS
Le présent amendement a été établi par le comité d'études 27 de la CEI: Chauffage électrique
industriel.
Le texte de cet amendement est issu des documents suivants:
FDIS Rapport de vote
27/235/FDIS 27/240/RVD
Le rapport de vote indiqué dans le tableau ci-dessus donne toute information sur le vote ayant
abouti à l'approbation de cet amendement.
___________
Page 8
4 Classification des matériels électrothermiques en fonction
des domaines de mesure
Ajouter, après le paragraphe 4.1, le nouveau texte suivant:
4.2.2 Addition:
Les fours à arc direct doivent être classés sous le domaine de tension 2, même si leur tension
assignée dépasse 1 000 V en courant alternatif (1 500 V en courant continu) mais ne dépasse
pas 1 500 V en courant alternatif (2 100 V en courant continu).
Cela est soumis à la condition préalable suivante:
a) les installations d’alimentation en énergie électrique avec une tension assignée supérieure
à 1 000 V en courant alternatif (1 500 V en courant continu), qui sont placées dans des
locaux de fonctionnement fermés, ont été conçues conformément aux normes applicables;
b) les mesures envisagées et les matériels auxiliaires selon 15.3 satisfont aux prescriptions
de la véritable tension assignée;
c) l’isolation des conducteurs transportant des courants élevés vers la terre satisfait aux
prescriptions minimales des normes applicables.
Page 8
6 Prescriptions générales
Remplacer le paragraphe 6.2.3 existant par le nouveau paragraphe suivant:
6.2.3 Remplacement:
Toutes les précautions doivent être prises pour que les surtensions transitoires pouvant
apparaître en marche normale dans les circuits comportant à la fois transformateurs,
inducteurs, redresseurs et condensateurs ne constituent pas un risque pour le personnel. Les
matériels doivent être conçus pour éliminer et/ou supporter les surtensions très élevées qui
sont normales pendant le fonctionnement d'un four à arc.
60519-4 Amend. 1 © IEC:2000 – 3 –
FOREWORD
This amendment has been prepared by IEC technical committee 27: Industrial electroheating
equipment.
The text of this amendment is based on the following documents:
FDIS Report on voting
27/235/FDIS 27/240/RVD
Full information on the voting for the approval of this amendment can be found in the report on
voting indicated in the above table.
___________
Page 9
4 Classification of electroheat equipment according to voltage bands
Add, after subclause 4.1, the following new text:
4.2.2 Addition:
Direct arc furnaces shall be classified under voltage band 2, even if their rated voltage exceeds
1 000 V a.c. (1 500 V d.c.) but does not exceed 1 500 V a.c. (2 100 V d.c.).
This is under the precondition that:
a) the electrical power installations with a rated voltage above 1 000 V a.c. (1 500 V d.c.),
which are located in enclosed operating premises, have been designed in accordance with
the relevant standards;
b) the envisaged measures and auxiliary equipment according to 15.3 fulfil the requirements
of the actual nominal voltage;
c) the insulation of the high current conductors to the ground fulfil the minimum requirements
of the relevant standards.
Page 9
6 General requirements
Replace the existing subclause 6.2.3 by the following new text:
6.2.3 Replacement:
Precautions shall be taken to avoid any hazard to persons due to transient voltages which
might occur during normal operation in circuits comprising transformers, inductors, rectifiers
and capacitors, etc. The equipment shall be designed to suppress and/or withstand the very
high voltages which are normal in the operation of an arc furnace.
– 4 – 60519-4 amend. 1 © CEI:2000
Ajouter, après le paragraphe 6.2.3, le nouveau texte suivant:
6.2.6 Remplacement:
Les matériels électriques doivent être disposés de telle façon qu’en fonctionnement normal, ils
ne se détériorent pas par suite des effets chimiques et physiques dus par exemple à la chaleur
émanant du milieu environnant, aux projections de matières en fusion et de sels, à l’humidité,
à l’huile, aux chocs, aux frottements ou aux forces électromagnétiques créés par le courant de
fonctionnement. En cas de nécessité, des mesures relatives à la construction même doivent
être prises, par exemple l’installation de gouttières, de conduits de protection ou de dispositifs
analogues.
Page 10
Ajouter, après le paragraphe 6.3.2, le nouveau texte suivant:
6.4 Remplacement:
Pour les fours à arc en courant continu, des mesures doivent être prises pour éviter l’influence
des champs magnétiques élevés sur certains dispositifs électriques, par exemple les écrans de
visualisation, les unités de commande, les valves électromagnétiques, les capteurs; la
magnétisation de certaines parties en métal doit être prise en considération.
Page 10
7 Interdiction d’utiliser la terre comme partie d’un circuit actif
Remplacer le texte de l’article 7 par le nouveau texte suivant:
Cet article s’applique avec l’exception suivante:
7.2 Addition:
Les rails de basculement ne doivent pas être utilisés comme circuits de retour.
Page 10
9 Protection contre les surintensités et les surtensions
Ajouter, à la page 12, après le paragraphe 9.2, le nouveau paragraphe 9.3 suivant:
9.3 La protection contre les surintensités doit être assurée en prenant également en
considération les règles décrites en 4.2.2.
60519-4 Amend. 1 © IEC:
...




Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.
Loading comments...