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- Barometric Relief
I learned that barometric relief dampers alone only relieve 25percent so does tht mean if the economizer modulates to 100percent OSA in a "low leakage" economizers that 75 percent of the air ex filtrate through doorways , exhaust fan ducts, ect. Or does tht mean that the building becomes noticeably pressurized or does the total AHU CFM rate actually decrease or what? Thanks for the knowLedge!
Asked 6 months ago By Big E
Asked 6 months ago By Fire alarm guy
Any chance you could expand on this to clarify a barometric damper effects / uses in a smoke control application?
Our office building has a Carrier model 48TFE008 equipped with a MicroMetl Economizer model 0688-0201-54920. We have had a zone control system installed. I now have four separate zones each with a separate thermostat. This zone system closes and open...
I have a large gymnasium that uses two motorized barometric relief dampers. They are noisy and I'd like to get rid of them. I can't use standard relief dampers because sometimes the pressure is positive, and other times when school is in session the ...