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IEC 61241-4 Ed. 1.0 Edition 03/2001
Electrical apparatus for use in the presence of combustible dust - Part 4: Type of protection "pD"
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  • 132.4 / copy
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Abstract

Gives requirements on the design, construction, testing and marking of electrical apparatus for use in combustible dust atmospheres in which a protective gas (air or inert gas), maintained at a pressure above that of the external atmosphere, is used to prevent the entry of dust which might otherwise lead to the formation of a combustible mixture within enclosures which do not contain a source of combustible dust.

Status

Standard - Active

Origin

Technical Committee :
31 : Equipment for explosive atmospheres

Implementation

start of the vote on the project      date of ratification (dor)   
end of the vote on the project      date of anouncement (doa)   
start of the vote on the final project      date of publication (dop)   
end of the vote on the final project      date of withdrawal (dow)   


Publication Official Journal
of the Grand-Duchy of Luxembourg
Reference

Relations

Evolutions
IEC 60947-2 Ed. 4.2

International Classification for Standards (ICS codes) :

29.260.20 : Electrical apparatus for explosive atmospheres

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