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In case that the water mist system uses gas (e.g. Nitrogen) as a drive medium, how has the oxygen content in the protected room to be taken into account in regard of life safety?

April 26, 2017Case drive Gas medium mist nitrogen system uses water

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In case that the water mist system uses gas (e.g. Nitrogen) as a drive medium, how has the oxygen content in the protected room to be taken into account in regard of life safety?

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For such systems it must be the responsibility of the manufacturers, based on fire testing or assessment using a validated calculation methodology, to assure that the fire environment which their systems will create is safe for people to be in the environment indefinitely or for a period of time.