QJ series deep well submersible water pump

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Productoverview

QJseriessubmersiblepumpsarewidelyusedinfarmirrigation,sprinklerirrigation,welluse,watersupplyanddrainagesystemforindustrialandcivilbuilding,waterdiversionprojectinhillyandmountainareaswaterdrainageprojectinatlow-lyingareas,watersupplyanddrainageinurbanandrural'sminingenterprisesandvariousotherkindsofwaterconservancyfacilities.ItsfeaturesarethattheMotorandpumpareassembledintoawhole,sothatitissimpleinstructure,convenienttoassembleanddisassembleeasytouseandmaintain,andsafetooperate.Otherwise,itcoversasmallareaanddoesnotpollutewater

Usecondition

1. 380Vbiasvoltagedoesnotexceed+-5%and50HZfrequency,andthedeviationisnotmorethan+-1%ofthethreephrasepowersupply.
2. TheinnercavityoftheMotormustbefilledwithwater.
3. Thefirststageimpellerofthepumpshouldbeimmersedintothethedynamicwaterlevelatleast2m.Andtheelectricpumpnuitunderthestaticwaterlevelshouldbewithin70m. ThedistancebetweenthebottomoftheMotorandthebotomofthewellshouldnotbelessthan3m.
4. Thetemperatureofthewatershouldbewithin20°C.
5. Inthewater,thereareonly0.01%ofsand(byweight)orlesscouldbecontented.
6. ThePHvalueofthewatershouldshouldbebetween6.5and8.5.
7. Thehydrogensulphidelevelinthewatershouldbe1.5mg/Lorless.
8. Thechlorideionscontentinthewatershouldbe400mg/Lorless.
9. Waterwhichisyieldfromthewatersourceshouldmeetthenecessaryofthepunp’scontinuework.

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