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    pldejesus's Avatar
    pldejesus Posts: 1, Reputation: 1
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    #1

    Nov 5, 2011, 09:33 AM
    Could I connect a 1000gpm pump and a 3000gpm pump to the same suction header
    Could I connect 1000 gallons per minute pump and a 3000 gallon per minute pump to the same suction header
    ma0641's Avatar
    ma0641 Posts: 15,675, Reputation: 1012
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    #2

    Nov 5, 2011, 10:45 AM
    How big is the header and what is the supply pressure or is this a dry suction? 4,000 GPM is a lot of water. Here is a flow chart for pressure flow
    Pressure Flow in GPM through pipe ID in inches
    PSI 1" 1.25" 1.5" 2" 2.5" 3" 4" 5"
    20 26 47 76 161 290 468 997 2895
    30 32 58 94 200 360 582 1240 3603
    40 38 68 110 234 421 680 1449 4209
    50 43 77 124 264 475 767 1635 4748
    60 47 85 137 291 524 846 1804 5239
    75 53 95 153 329 591 955 2035 5910
    100 62 112 180 384 690 1115 2377 6904
    125 70 126 203 433 779 1258 2681 7788
    150 77 139 224 478 859 1388 2958 8593
    200 90 162 262 558 1004 1621 3455 10038


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