IEC 60479-1 PDF

Comply with a (yet to be developed) authoritative NZ specific set of Power Coordination hazard voltage limits, calculated from IEC on a similar. IEC publication updated in defines four zones of current- magnitude /time-duration, in each of which the pathophysiological. IEC TS Effects of current on human beings and livestock -. Part 1: General aspects. • IEC TS Effects of current on.

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The necessary criterion is the admissible limit of touch voltage i. An electric shock is the pathophysiological effect of an electric current through the human body.

Retrieved from ” https: The impedance values indicated in this iiec specification result from a close examination of the experimental results available from measurements carried out principally on corpses and on some living persons. This page was last modified on 23 Aprilat Basic protection Fault protection.

TC 64 – Electrical installations and protection against electric shock rss. From Electrical Installation Guide.

IEC 60479-1

By using this site, you agree to the Terms of Use and Privacy Policy. From Wikimedia Commons, the free media repository. Chapter – Protection against electric shocks and electric fires.

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Views Page Talk View source History. The values of body impedance depend on a number of factors and, in particular, on current path, on touch voltage, duration of current flow, frequency, degree of moisture of the skin, surface ied of contact, pressure exerted and temperature.

The contents of the corrigenda of October and June have been included in this copy. It has 604791 status of a horizontal standard in accordance with IEC Guide The different parts of the humanbody such as the skin, blood, muscles, other tissues and joints present to the electric current a certain impedance composed of resistive and capacitive components.

Hazardous-live-parts shall not be accessible, and accessible conductive parts shall not be hazardous.

The fundamental rule of protection against electric shock is provided by 604479-1 document IEC “Protection against electric shock — Common aspects for installations and equipment” which covers both electrical installations and electrical equipment. Log-log graph of the effect of alternating current I of duration T passing from left hand to feet as defined in IEC publicationredrawn by CMG Lee based on http: I, the copyright holder of this work, hereby publish it under the following licenses:.

File:IEC TS electric shock – Wikimedia Commons

This iiec to a person coming into contact with a conductor which is live in normal circumstances see Fig. The 600479-1 test report forms are related: The following other wikis use this file: We accept all major credit cards American Express, Mastercard and VisaPayPal and bank transfers as form of payment. Sizing and protection of conductors. Preview Abstract IEC Protection against electric shocks and electrical fires. The following page uses this file: The fault current raises the exposed-conductive-part to a voltage liable to be hazardous as it generates a touch current through a person coming into contact with this exposed-conductive-part see Fig.

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You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use. When a current exceeding 30 mA passes near 6049-1 heart of a human body, the person concerned is in serious danger if the current is not interrupted in a very short time. Contents 1 – Introduction 1. Contact with parts in fault conditions Indirect contact. Residential premises and other special locations.

This page was last edited on 14 Octoberat You may select the license of your choice.