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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Sizing and protection of conductors. Personal tools Create account Log in. This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. The different parts of the humanbody such as the skin, blood, muscles, other tissues and joints present to the electric 600479-1 a certain impedance composed of resistive and capacitive components.
I, the copyright holder of this work, hereby publish it under the following licenses:. Electrical fires are caused by overloads, short circuits and earth leakage currents, but also by electric arcs in cables and connections.
Relevant IEC standards include: If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The degree of danger for the victim is a function of the magnitude of the current, the parts of the body through which the current passes, and the duration of current flow.
How to contribute Play with sandbox Recent changes Help. This refers to a person coming into contact iiec a conductor which is live in normal circumstances see Fig. Basic protection Fault protection.
This page was last edited on 14 October60479–1 From Electrical Installation Guide.
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Hazardous-live-parts shall not be accessible, and accessible conductive parts shall not be hazardous. Ventricular fibrillation unlikely to happen C 2 curve: The following page uses this file: Connection to the LV utility distribution network.
Contact with parts in fault conditions Indirect contact. Standards and regulations distinguish two kinds of dangerous contact: It has the status of a horizontal standard in accordance with IEC Guide iwc 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: The following test report forms 604479-1 related: Threshold of muscular reactions C 1 curve: The following other wikis use this file: The timestamp is only 60497-1 accurate as the clock in the camera, and it may be completely wrong.
When a current exceeding 30 mA passes near the heart of a human body, the person concerned is in serious danger if the current is not interrupted in a very short time. Possibility of irreversible effects AC zone: