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  • Users: ukupul
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  1. ukupul

    Increasing fire jocky pump flow rate..impact on system....?

    I'm working in a High rise building project in Dubai, Our design fire main pump is 1000 gpm(duty + standby) & jockey pump is 26 gpm, head is 20 bar. but fire sub contractor has submitted jockey pump material submittal with 100gpm flow rate. submitted main pump is ok.(capacity & head) I want to...
  2. ukupul

    How to calculate Chilled Water PUMP HEAD????

    I'd like to refer to thread407-199822 in reply of BigInch. I've attached here his scketch to ask my question. 1)do we need to add height of water lift of expansion tank(for closed & open type expansion tanks) + atmospheric pressure (only for open type expansion tank) for pump head calculation...

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