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your water supply and effluent transfer specialist
SOStainless steel horizontal open impeller centrifugal pump
2your water supply and effluent transfer specialist
SOStainless steel horizontal open impeller centrifugal pump
Definition of model
Structure features
• SOissemi-openimpellerstainlesssteelhorizontalsingle-stagecentrifugalpump.SOisaaxialsuctionandradialdischarge.• Compactstructure,thepumpisconnectedwithmotordirectlyandfitwithsameshaft• Lightweight,casingisweldedbypunchingthinplate.• Alittlecorrosionproof.WetpartsareinAISI304orAISI316stainlesssteel
Applications
• Domesticwater• Watersupplyforindustrialwashingmachine• Watersupplyanddrainage• Washingandsurfacecleaningforhouseholds
Operating systems
• Liquidtemperature:-100C-+900C• Ambienttemperature:upto+400C• Altitude:upto1000m• Max.systempressure:8bar
Motor
• TEFCmotor,2poles• Protectionclass:IP55• Insulation:F• Standardvoltage:1x220V• 3x220V/380V• Max.powerof1phmotor:2.2kw
Installation requirements
• Thepumpshallbeinstalledonahorizontallybase,wheninstallingpleaseensurethatthepumpisnotundertensionbythepipeline
• Thepumpwillbeinstalledinaventilatedandanti-freezeenvironment.
Curve conditions
Theguidelinesbelowapplytothecurvesshownonthenextpages• Allcurvesarebasedonthemeasuredvalueofmotor3x380V,50Hz:constantspeedof2900rpm• TolerancestoISO9906,AnnexA,ifindicated;• Measurementswheremadewithairlesswateratatemperatureof200C• Thecurvesapplytokinematicviscosityofu=1mm2/s(1cSt).• Theboldcurvesindicatetherecommendedperformancerange.Donotoperatepumpexceedingtheperformancescopetoprevent
themotorfromoverloading.
3www.elsumo.co.za
your water supply and effluent transfer specialist
SOStainless steel horizontal open impeller centrifugal pump
Section drawing
Material of SO
The material for mechanical seal are Sic/Sic or Tc/Tc if requested
4your water supply and effluent transfer specialist
www.elsumo.co.za
SOStainless steel horizontal open impeller centrifugal pump
Scope of performance
Performance table
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your water supply and effluent transfer specialistwww.elsumo.co.za
SOStainless steel horizontal open impeller centrifugal pump
Performance curve 50Hz ISO9906 Annex A
6your water supply and effluent transfer specialist
www.elsumo.co.za
SOStainless steel horizontal open impeller centrifugal pump
Installation drawing (thread connection)
Size and weight (thread connection)