Dri-Prime - CD75MA5 - Automatic Centrifugal Pump Brochure

CD75MA5 Dri-Prime® PumpsThe Godwin Dri-Prime 2"/3" (50mm/75mm) CD75MA5 automatic priming centrifugal pumpis the diesel equivalent of the gasoline-powered pump found on small dewatering jobs. Ableto prime to 28 feet (8.5M) of suction lift from dry, the CD75MA5 also features indefinite dry-running capabilities due to the unique Godwin oil bath mechanical seal design. The modelCD75MA5 offers flowrates to 370 gallons per minute (23 l/sec.), heads to 110 feet (33.5M),and capability of handling solids to 1-5/8" (41mm) in diameter. The CD75MA5 features a twocylinder diesel engine model generating over 11 horsepower (8.2 kw). Available on a handysite trolley or mounted on a highway trailer.Features• Close coupled centrifugal pumpwith vacuum priming compressormounted to a diesel engine. Alsoavailable in electric drive or as bareshaft pumpend.• Lightweight cast aluminumconstruction with cast iron impeller.Also available in 316 stainless steel.• Extensive application flexibility —will handle liquids with solids upto 1-5/8" (41mm) in diameter.• Continuously operated “Godwin”air ejector priming device requiringno form of periodic adjustmentor control.• Dry running, oil bath mechanicalseal with abrasion resistant solidsilicon carbide interfaces.• Solids handling ball type NonReturn valve with renewableflexible rubber seat and quickrelease access feature.• Compact unit mounted on sitetrolley or two-wheeled highwaytrailer, both incorporating integralovernight running fuel tank.• Simple maintenance — normallylimited to checking engine andseal cavity oil levels.• Standard engine — Lister PetterLPA2. Available with a variety ofengines including Hatz, Perkinsand Deutz.CD75MA5Site TrolleyHighway TrailerCD75MA5 Performance CurvePerformance TableDiesel Set — Lister Petter LPA2, 11.5 hp @ 2500 rpmImpeller Diameter — 6-3/4 inches (171 mm)Total Delivery Head — FeetTotal Suction 10 15 20 25 30Head — Feet Output — GPM10 370 360 350 335 30015 350 330 280 270 25520 310 280 265 250 23525 250 240 225 210 190Performance data listed in table and curves based on water tests atsea level and 68° F (20 ° C). Larger diameter pipes may be requiredfor maximum flows.DimensionsCD75MA5 — Lister Petter LPA2, Site TrolleyWeight: 700 lbs.SpecificationsNormal Operating Speed:2500 rpmMaximum Operating Temperature:+176° F (80° C)Maximum Working Pressure:31 psiMaximum Suction Pressure:21.75 psiFuel Tank Capacity:site trolley: 5 gallonshighway trailer: 10/20 gallonsFuel Consumption:0.23 gphPipe Connections:2" female NPT3" male NPTSolids Handling:1-5/8" diameterMaterialsPump Casing, Separation Tank andNon Return Valve:Silicon aluminum, BS1490, grade LM25WPImpeller:Cast iron BS 1452 Grade 220Shaft:SG iron BS 2789 Grade 700/2Non Return Valve, Ball and Seat:High nitrile rubberMechanical Seal Faces:Solid silicon carbideGPASL.058.902TOTAL DYNAMIC HEAD0102030405060708090100110120500 100 150 200 250 300 350 400FLOW3000 RPM2500 RPM2000 RPM1500 RPM0 10 20 255 15 l/sec.US gpm01020305152535(m) (ft)Dri-Prime® is a registered trademark of Godwin Pumps of America, Inc.Specifications and illustrations are subject to revision without notice.© Copyright 2002 Godwin Pumps of America, Inc.Aquatech has two facets to help you with your site specific needs.For all your Rental and Sales needs call Aquatech Pump and Power Phone: 905-907-7852 Fax: 905-907-1701For full “turn-key” contracting solutions call Aquatech Dewatering Company Phone: 905-907-1700 Fax: 905-907-1701 Email us: info@aquatd.com 69 Connie CrescentConcord, ON L4K 1L3 www.aquatd.ca