EN 61558-1:1997
(Main)Safety of power transformers, power supply units and similar - Part 1: General requirements and tests
General Information
- Abstract
Deals with all aspects of safety (such as electrical, thermal and mechanical) of: a) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) isolating and safety isolating transformers; b) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) separating transformers, auto-transformers, variable transformers and small reactors. Has the status of a group safety publication in accordance with IEC Guide 104.
- Status
- Withdrawn
- Publication Date
- 02-Nov-1997
- Technical Committee
- CLC/SR 96 - Small power transformers, reactors, power supply units and similar products
- Drafting Committee
- IEC/TC 96 - IEC_TC_96
- Parallel Committee
- IEC/TC 96 - IEC_TC_96
- Current Stage
- 9960 - Withdrawal effective - Withdrawal
- Start Date
- 16-Feb-2016
- Completion Date
- 25-Aug-2026
- Directive
- Not Harmonized2006/95/EC - Directive 2006/95/EC of the European Parliament and of the Council of 12 December 2006 on the harmonisation of the laws of Member States relating to electrical equipment designed for use within certain voltage limits (codified version)OJ Ref: C 71/, C 71/17, C 348/03 OJ Date: 28-Nov-2013
Harmonized Standard2014/35/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 limitsOJ Ref: C 249/03 OJ Date: 08-Jul-2016
Not Harmonized73/23/EEC - Electrical equipment designed for use within certain voltage limitsOJ Ref: C 208
Relations
- Effective Date
- 28-Jan-2023
- Effective Date
- 28-Jan-2023
- Effective Date
- 20-Feb-2026
- Effective Date
- 20-Feb-2026
- Effective Date
- 10-Feb-2026
- Effective Date
- 10-Feb-2026
- Effective Date
- 10-Feb-2026
- Effective Date
- 10-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
- Effective Date
- 09-Feb-2026
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Frequently Asked Questions
EN 61558-1:1997 is a standard published by CLC. Its full title is "Safety of power transformers, power supply units and similar - Part 1: General requirements and tests". This standard covers: Deals with all aspects of safety (such as electrical, thermal and mechanical) of: a) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) isolating and safety isolating transformers; b) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) separating transformers, auto-transformers, variable transformers and small reactors. Has the status of a group safety publication in accordance with IEC Guide 104.
Deals with all aspects of safety (such as electrical, thermal and mechanical) of: a) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) isolating and safety isolating transformers; b) Stationary or portable, single-phase or polyphase, air-cooled (natural or forced) separating transformers, auto-transformers, variable transformers and small reactors. Has the status of a group safety publication in accordance with IEC Guide 104.
EN 61558-1:1997 is classified under the following ICS (International Classification for Standards) categories: 29.180 - Transformers. Reactors. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 61558-1:1997 has the following relationships with other standards: It is inter standard links to EN 60742:1995, EN 61558-1:2005, IEC 60998-1:1990, IEC 60947-7-1:1989, IEC 61000-3-3:1994, IEC 61000-3-2:1995, ISO 3:1973, ISO 4046:1978, EN ISO 20346:2004, EN 412:1993, EN 13479:2004, EN ISO 17249:2004, EN 394:1993, EN ISO 13760:1998, EN 241:2000. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 61558-1:1997 is associated with the following European legislation: EU Directives/Regulations: 2006/95/EC, 2014/35/EU, 73/23/EEC. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
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Standards Content (Sample)
SLOVENSKI SIST EN 61558-1:1999
prva izdaja
STANDARD
julij 1999
Safety of power transformers, power supply units and similar - Part 1: General
requirements and tests (IEC 61558-1:1997, modified)
ICS 29.180 Referenčna številka
...



