Ventilation -Haz area classfn - CR4 Discussion Thread

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josej Power-User Join Date: Mar 2008 Location: Mumbai Posts: 250 Good Answers: 2	Ventilation -Haz area classfn 01/08/2009 7:07 AM
	For Haz Area clsffn on what basis we decide whether the area is adequately /inadequately vented Regards Jose
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kashif sabeeh Active Contributor Join Date: Jan 2009 Location: PAK Posts: 24	#1 Re: Ventilation -Haz area classfn 01/18/2009 6:31 AM
	haz area classifaction is on the bases of how much quantity is available of explosive gases air mixture in the atmosphere.it is classified in zones & classes nedd of classification is for desining of instrument from that explossion.
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khania58 Active Contributor Join Date: Feb 2009 Location: qatar Posts: 10	#2 Re: Ventilation -Haz area classfn 02/13/2009 1:30 PM
	after checking with portable gas detectors (having the specific sensors of potential gases) i.e. LEL,H2S,CO,CO2 etc...etc __________________ iak
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