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IEVref:426-09-23ID:
Language:enStatus: Standard
Term: Type of Protection "pD"
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Definition: Type of Protection whereby a protective gas is applied to an enclosure in order to prevent the formation of an explosive dust atmosphere inside the enclosure by maintaining an overpressure against the surrounding atmosphere

Note 1 to entry: Type of Protection "pD" has been replaced by Type of Protection "p" in accordance with IEC 60079-2, Explosive atmospheres – Part 2: Equipment protection by pressurized enclosure "p".

Note 2 to entry: This entry was numbered 426-17-01 in IEC 60050-426:2008.


Publication date:2020-03
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