Power transformers - Part 1: General

Applies to three-phase and single-phase transformers including autotransformers. Defines the rating and connection symbols. Gives certain specifications for transformers having a tapped winding. Defines information which shall be marked on the rating plate and the tests to be conducted. Supersedes IEC 60076-1(1976) and IEC 60076-4 (1976).[
]The contents of the corrigendum of June 1997 have been included in this copy.[
]This consolidated version consists of the second edition (1993) and its amendment 1 (1999). Therefore, no need to order amendment in addition to this publication.

Transformateurs de puissance - Partie 1: Généralités

S'applique aux transformateurs triphasés et monophasés y compris aux autotransformateurs. Définit le régime assigné et les symboles de couplage. Donne certaines prescriptions pour les transformateurs avec enroulement à prise. Définit les informations qui doivent figurer sur la plaque signalétique et les essais à effectuer. Cette édition annule et remplace les CEI 60076-1 (1976) et 60076-4 (1976) [
]Le contenu du corrigendum de juin 1997 a été pris en considération dans cet exemplaire.[
] Cette version consolidée comprend la deuxième édition (1993) et son amendement 1 (1999). Il n'est donc pas nécessaire de commander   l'amendement avec cette publication.

Power transformators - Part 1: General

General Information

Status
Not Published
ICS
29.180 - Transformers. Reactors
Technical Committee
ISO/IEC JTC 1/SC 14 - Data element principles
Current Stage
PPUB - Publication issued
Start Date
07-Apr-2000
Ref Project
SIST IEC 60076-1:1997 - Power transformers - Part 1: General

Overview

IEC 60076-1, titled Power Transformers - Part 1: General, is an international standard developed by the International Electrotechnical Commission (IEC). It provides foundational guidelines and requirements for the specification, rating, connection, marking, and testing of power transformers. This standard applies to both three-phase and single-phase transformers, including autotransformers, and addresses transformers with tapped windings.

The current consolidated version is based on the second edition issued in 1993 and includes the amendment 1 of 1999, as well as the corrigendum from 1997. This ensures a comprehensive and updated reference that supersedes the earlier versions from 1976.

Key Topics

  • Transformer Ratings and Symbols
    Defines the electrical ratings such as rated power, voltage, frequency, and the internationally recognized connection symbols for transformer windings.

  • Tapped Winding Specifications
    Provides guidelines for transformers equipped with tapped windings, detailing operational parameters and marking requirements.

  • Rating Plate Information
    Specifies essential data to be included on the transformer’s rating plate, including manufacturer details, rated values, and connection configurations to facilitate safe and correct installation and operation.

  • Testing Requirements
    Outlines the mandatory tests transformers must undergo to verify compliance, quality, and performance standards before commissioning.

  • Scope of Application
    Applies broadly to power transformers used in electrical power systems globally, covering both single and three-phase units including autotransformers.

Applications

IEC 60076-1 serves as a critical reference in the design, manufacturing, testing, installation, and maintenance of power transformers used in:

  • Electric power generation plants
  • Electrical substations
  • Industrial power distribution systems
  • Renewable energy integration projects
  • Utility companies and grid operators

By adhering to this standard, manufacturers and utilities ensure transformers are reliable, safe, and compatible with international grid systems. Compliance also facilitates interchangeability and interoperability of power transformers from different manufacturers worldwide.

Related Standards

IEC 60076-1 is the foundational part of the IEC 60076 series, which covers a wide range of specific aspects and types of power transformers, including:

  • IEC 60076-2: Temperature rise
  • IEC 60076-3: Insulation levels
  • IEC 60076-4: Reactors (superseded by this document’s consolidation)
  • IEC 60076-5: Ability to withstand short circuit
  • IEC 60076-10: Guide for the loading of oil-immersed power transformers

Additional relevant standards include those related to testing methodologies and safety requirements for transformers and electrical equipment.

By implementing IEC 60076-1, electrical engineers and manufacturers will benefit from internationally recognized guidelines that enhance transformer performance, safety, and reliability in power systems worldwide. This standard supports the ongoing advancement and standardization of power transformer technology.

Frequently Asked Questions

IEC 60076-1 is a standard published by the International Electrotechnical Commission (IEC). Its full title is "Power transformers - Part 1: General". This standard covers: Applies to three-phase and single-phase transformers including autotransformers. Defines the rating and connection symbols. Gives certain specifications for transformers having a tapped winding. Defines information which shall be marked on the rating plate and the tests to be conducted. Supersedes IEC 60076-1(1976) and IEC 60076-4 (1976).[<BR>]The contents of the corrigendum of June 1997 have been included in this copy.[<BR>]<b>This consolidated version consists of the second edition (1993) and its amendment 1 (1999). Therefore, no need to order amendment in addition to this publication.</b>

Applies to three-phase and single-phase transformers including autotransformers. Defines the rating and connection symbols. Gives certain specifications for transformers having a tapped winding. Defines information which shall be marked on the rating plate and the tests to be conducted. Supersedes IEC 60076-1(1976) and IEC 60076-4 (1976).[<BR>]The contents of the corrigendum of June 1997 have been included in this copy.[<BR>]<b>This consolidated version consists of the second edition (1993) and its amendment 1 (1999). Therefore, no need to order amendment in addition to this publication.</b>

IEC 60076-1 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.

IEC 60076-1 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)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Power transformators - Part 1: GeneralTransformateurs de puissance - Partie 1: GénéralitésPower transformers - Part 1: General29.180Transformatorji. DušilkeTransformers. ReactorsICS:Ta slovenski standard je istoveten z:IEC 60076-1SIST IEC 60076-1:1997en01-oktober-1997SIST IEC 60076-1:1997SLOVENSKI
STANDARD
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