IEC STANDARD 60056 PDF

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Wikimedia Standarc has media related to International Electrotechnical Commission. Today, the IEC is the world’s leading international organization in its field, and its standards are adopted as national standards by its members.

IEC standards adopted by other certifying bodies may have some noted differences from the original IEC standard. The IEC also manages three global conformity assessment systems that certify whether equipment, system or components conform to its International Standards.

Logotype of the IEC. Does not cover circuit-breakers intended for use on motive power units of electrical traction equipment, or circuit-breakers for use with overhead lines which include series capacitors. IEC Member countries include: From Wikipedia, the free encyclopedia. In and in response to calls from the WTO to open itself to more developing nations, the IEC launched the Affiliate Country Programme to encourage developing nations to become involved in the Commission’s work or to use its International Standards.

Read more about subscriptions. Graphical symbols for use on equipment. In addition, it works with several major standards development organizations, including the IEEE with which it signed a cooperation agreement inwhich was amended in to include joint development work.

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International Electrotechnical Commission – Wikipedia

Countries signing a pledge to participate in the work and to encourage the use of IEC Standards in national standards and regulations are granted access to a limited number of technical committee documents for the purposes of commenting. In other projects Wikimedia Commons.

Replaces IEC to Some NCs are public sector only, some are a combination of public and private sector, and some are private sector only. Retrieved from ” https: This page was last edited on 23 Ieecat Does not cover circuit-breakers intended for use on motive power units of electrical traction equipment, or circuit-breakers for use with overhead lines which include series capacitors.

Applies only to three-pole circuit-breakers for use in three-phase systems and single-pole circuit-breakers for use in single-phase systems. This article relies too much on references to primary sources.

National committees are constituted in different ways.

This includes manufacturers, providers, distributors and vendors, consumers and users, all levels of governmental agencies, professional societies and trade associations as stanard as standards developers from national standards bodies.

A web subscription provides an easy and secure access to standards, and you are guaranteed to always have the latest edition.

This service is not available if you are a URL user where you do not log in with an email address. Webprint Printed and bound. The work is done by some 10, electrical and electronics experts from industry, government, academia, test labs and others with an interest in the subject. However, circuit-breakers with a closing mechanism for dependent manual operation are not covered since a rated short-circuit-making current cannot be specified, and dependent manual operation may be objectionable because of safety considerations.

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IEC 60056:1987

Standards monitoring is a free service designed for you who wish to be alerted of changes to or new editions of the standards required in your work. Our prices are in Swiss francs CHF.

Replaces IEC to Countries as of participating in the Affiliate Country Programme are: The following test report forms are related: The International Electrotechnical Stqndard held its inaugural meeting on ie Junefollowing discussions among the British Institution of Electrical Engineersthe American Institute of Electrical Engineersand others, which began at the Paris International Electrical Congress, [ citation needed ] and continued with Colonel R.

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International Electrotechnical Commission

Also applies to the operating devices of circuit-breakers and their auxiliary equipment. Electrical engineering organizations International Electrotechnical Commission. If you need sttandard be able to add standards to the monitoring service, you must register as a user with your own username and password. You need to log in before adding standards to the monitoring service.