250QJB Iphampu Ejulile Ngaphansi Kwamanzi

The product adopts special waterproof wire design, which can realize long-term stable conversion operation of the motor within the frequency range of 1HZ-50HZ. The frequency conversion winding design not only makes the frequency conversion deep well pump more energy saving, but also prolongs its service life. The motor winding adopts special water-resistant conductors that are resistant to high frequency impact, pulse peak voltage impact and high temperature aging, with excellent characteristics and stability.

The product is powered by three-phase AC 380V power supply, 50HZ frequency, suitable for the environment with harsh water quality conditions. Specific requirements include water temperature below 20 °C, solid impurities content is not greater than 0.01%, PH value is 6.5-8.5, hydrogen sulfide content is not greater than 1.5mg/L, chloride ion content is not greater than 400mg/L. The product adopts closed or water immersion structure of the motor, before use to ensure that the pump is fully filled with water, no-load test run is strictly prohibited. The pump must be completely immersed in water, not more than 70m water depth, water source to meet the requirements of the pump water output and continuous operation. In addition, the well must be vertical, the pump can only be used vertically. The wiring should be supported according to the requirements, and equipped with external overload protection device. This series of requirements to ensure the efficient and stable operation of the product, suitable for all kinds of special environment of the pump demand.

1, well submersible pump for clean water pump, prohibit the new well, pumping sediment and muddy water,

2, well water pump voltage grade of 380/50HZ, the use of other voltage grades of submersible motors need to be customized. The underground cable must use waterproof cable, must be equipped with starting equipment, such as distribution box, start not ready should have commonly used motor comprehensive protection function, such as short circuit overload protection, phase protection, undervoltage protection, grounding protection, idling protection, in case of abnormal conditions, the protection device should be timely action trip.

3, the installation and use of the pump must be reliably grounded, prohibit the push and pull switch when the hands and feet are wet, the installation and maintenance of the pump must be cut off the power supply, the use of the pump place to set up "to prevent electric shock" obvious signs:

4, down the well or before installation, the motor cavity must be filled with distilled water or non-corrosive clean cold boiling water, tighten the / water bolt, the pump on the ground test run, must be to the pump chamber water lubrication rubber bearings, instant start not more than a second, see whether the steering is the same as the steering instructions. When the pump is upright, pay attention to safety, prevent overturning injury.

5, ngokuqinile ngokwezinhlinzeko zokuphakanyiswa kwepompo, ububanzi bokugeleza bokusetshenziswa, ukuvimbela ukugeleza okuphansi noma amandla okumpompa aphakeme kakhulu, i-thrust bear nezinye izingxenye zokugqokwa, ukugcwala kwemoto kushisiwe.

6, after the pump down the well, the measurement of the motor to the ground insulation resistance should not be less than 100M, after the start to observe the voltage and current, check the motor winding insulation, whether in line with the requirements; pump storage location temperature if less than freezing point, should be dry the motor cavity water, prevent the motor cavity water ice damage caused by low temperature.

The pump parts are mainly composed of pump shaft, impeller, shunt shell, rubber bearing, check valve body and so on; the motor part mainly includes base, pressure regulating diaphragm, thrust bearing, thrust plate, lower guide bearing seat, stator, rotor, upper guide bearing seat, sand discharging ring, water inlet section, cable lead, etc. The main characteristic of the product is that the motor is a water-filled wet submersible three-phase asynchronous motor, the motor cavity is filled with water, used to cool the motor and lubricate the bearing; the pressure regulating diaphragm at the bottom is used to adjust the expansion and contraction pressure difference of the internal water caused by the change of the temperature rise of the motor. In order to prevent the sand particles in the well water from entering the motor, two sand sealing rings are installed on the upper end of the motor shaft extension, and a sand discharging ring is installed to form a sand prevention structure. To prevent the pump shaft from jumping when starting up, the pump shaft is connected with the motor shaft through a coupling, and the thrust bearing is installed on the lower part of the motor. The motor and pump bearing adopt water lubrication technology, and the stator winding of the motor adopts high quality submersible motor winding with high insulation performance. The pump is designed by computer CAD, with simple structure and excellent technical performance.

(1) Ukulungiselela ngaphambi kokufakwa:
1. Hlola ukuthi ingabe iphampu engaphansi kwamanzi iyahlangabezana yini nezimo zokusetshenziswa kanye nobubanzi obushiwo kubhukwana.
2. Usebenzisa i-obiect esindayo enobubanzi obulingana nobukhulu bedayamitha yangaphandle yephampu engaphansi kwamanzi, linganisa ukuthi i-inneldiameter yomthombo ingalingana nephampu engaphansi kwamanzi, futhi ulinganise ukuthi ukujula komthombo kuyahlangabezana yini nezidingo zokufakwa.
3. Hlola ukuthi umthombo uhlanzekile yini nokuthi amanzi omthombo anodaka. Ungalokothi usebenzise iphampu kagesi engaphansi kwamanzi ukugeza udaka lwepompo le-welor namanzi esihlabathi ukuze ugweme ukulimala ngaphambi kwesikhathi kwepompo kagesi engaphansi kwamanzi.
4. Hlola ukuthi indawo ye-welhead yokufaka i-welhead ifanelekile yini nokuthi ingakwazi yini ukumelana nekhwalithi yayo yonke iyunithi.
5. Hlola ukuthi izingxenye zepompo ezingaphansi kwamanzi ziphelele yini futhi zifakwe ngendlela efanele ngokomdwebo womhlangano osebhukwini Susa isikrini sokuhlunga bese uzungezisa ukuhlanganisa ukuze ubone ukuthi siyazungeza yini
6. Khipha isikulufu samanzi bese ugcwalisa imbobo yesithuthuthu ngamanzi ahlanzekile, angagqwali (qaphela. qiniseka ukuthi uyasigcwalisa), bese uqinisa isikrufu samanzi. Ngemuva kwamahora ayi-12 omjovo wamanzi, ukumelana nokufakwa kwenjini akufanele kube ngaphansi kuka-150M Q uma kulinganiswa netafula lokunyakazisa elingu-500V.
7. Cable joint, cut off a 120mm rubber sleeve from one end of the outgoing cable and the matching cable with an electrician's knifethen stagger the length of the three core wires in a stepped shape, peel off a 20mm copper core, scrape of the oxide layer on theoutside of the copper wire with a knife or sand cloth, and insert the two connected wire ends in palirs.After tying the layer tightly with fine copper wire, solder it thoroughly and firmly, and sand of any. burrs on the surface. Then, forthe three joints, use polyvester insulation tape to wrap them in a semi stacked manner for three lavers. Wrap the two ends of thewrapping layer tightywith nyion thread,and then use a semi stacked method to wrap the tape for three layers. Wrap the outellayer with high-pressure insulation tape for three layers. Finally, fold the threestrands together and repeatedly wrap them for fivelayers with high-pressure tape. Each layer must be tightly tied, and the interlayer joints must be tight and fimm to prevent water frompenetrating and damaging the insulation, After wrapping, soak in water at room temperature of 20 ’c for 12 hours, and measurethe insulation resistance with a shaking table, which should not be less than 100M Ω

Umdwebo wenqubo yokufaka izintambo zekhebula umi kanje:

8. Sebenzisa i-multimeter ukuze uhlole ukuthi izintambo zezigaba ezintathu zixhumekile yini nokuthi ukumelana ne-DC cishe kulinganiselwe.
9. Hlola ukuthi umthamo wesekethe kanye ne-transformer ugcwele ngokweqile, bese uxhuma iswishi yokuvikela ukulayisha ngokweqile noma okokusebenza kokuqala. Bheka Ithebula 2 ukuze uthole amamodeli athile, bese uThela ibhakede lamanzi empompini yamanzi usuka endaweni yepompo yamanzi ukuze ugcobe amabheringi erabha epompo, bese ubeka iphampu kagesi engaphansi kwamanzi iqonde futhi inganyakazi.Qala (ingabi ngaphezu komzuzwana owodwa) futhi uhlole ukuthi isiqondiso sokuqondisa siyahambisana yini nophawu lokuqondisa. Uma kungenjalo, shintsha noma yiziphi izixhumi ezimbili zekhebula lezigaba ezintathu.Bese ufaka isihlungi bese ulungiselela ukwehla ngomthombo. Uma isetshenziswa ngezikhathi ezikhethekile (njengemisele, imisele, imifula, amachibi, amachibi, njll.), iphampu kagesi kufanele ibekwe phansi ngendlela enokwethenjelwa.

(2)Imishini yokufaka namathuluzi:
1. Ipheya elilodwa lamaketango okuphakamisa amathani angaphezu kwamabili.
2. I-tripod enobude obuqondile obungekho ngaphansi kwamamitha amane.
3. Izintambo ezimbili ezilengayo (izintambo zocingo) ezingathwala isisindo esingaphezu kwethani elilodwa (zingathwala isisindo sesethi ephelele yamaphampu amanzi).
4. Faka amapheya amabili ezinsimbi (ama-splint).
5. Izikele, izando, izikulufu, amathuluzi kagesi nezinsimbi, njll.

(3)Ukufakwa kwephampu kagesi:
1. Umdwebo wokufakwa kwephampu kagesi engaphansi kwamanzi uboniswa kuMfanekiso 2. Ubukhulu obuthile bokufaka buboniswa kuThebula lesi-3 "Uhlu Lobukhulu Bokufakwa Kwephampu Kagesi Engaphansi".

2. Amaphampu kagesi angaphansi kwamanzi anekhanda elingaphansi kwamamitha angu-30 angaphakanyiselwa ngqo emthonjeni kusetshenziswa amapayipi nezintambo zocingo noma ezinye izintambo ze-hemp ezingathwala isisindo esigcwele sawo wonke umshini, amapayipi amanzi, namanzi emapayipini.

3. Amaphampu anekhanda elingaphezu kwamamitha angu-30 asebenzisa amapayipi ensimbi, futhi ukulandelana kokufakwayo kungokulandelayo:
①Sebenzisa i-clamp ukuze ubambe ingxenye engenhla yengxenye yepompo yamanzi (injini nepompo yamanzi kuxhunyiwe ngalesi sikhathi), yiphakamise ngeketango elilengayo, bese uyibopha kancane kancane emthonjeni uze ufake i-clamp ekhanda lomthombo bese ukhipha iketango elilengayo.
② Sebenzisa amanye ama-clamp ukuze ubambe ipayipi, uliphakamise ngeketango elilengayo eliqhele ngamasentimitha angu-15 ukusuka ku-flange, bese ulehlisa kancane. Phakathi kwe-flange yepayipi ne-pump flangeFaka iphedi yenjoloba endaweni bese uqinisa ipayipi bese umpompa ngokulinganayo ngamabhawodi, amantongomane namawasha asentwasahlobo.
③ Phakamisa iphampu engaphansi kwamanzi kancane, khipha intambo engxenyeni engenhla yepompo yamanzi, bopha intambo ngokuqinile epayipini lamanzi ngetheyiphu yepulasitiki, bese uyibopha kancane kancane kuze kube yilapho I-clamp ibekwe emthonjeni.
④Sebenzisa indlela efanayo ukubopha wonke amapayipi amanzi emthonjeni.
⑤Ngemva kokuthi ikhebuli ephumayo ixhunywe kusiwishi sokulawula, ixhunywa ekunikezeni amandla kwezigaba ezintathu.

(4) Izinto okufanele uziqaphele ngesikhathi sokufakwa:
1. Uma i-jamming itholakala phakathi nenqubo yokumpompa, vula noma udonse ipayipi lamanzi ukuze unqobe indawo yokuma. Uma izinyathelo ezihlukahlukene zingasebenzi, sicelaUngaphoqeleli iphampu phansi ukuze ugweme ukulimala kwepompo kagesi engaphansi kwamanzi kanye nomthombo.
2. Ngesikhathi sokufakwa, i-rubber pad kufanele ibekwe ku-flange yepayipi ngayinye futhi iqiniswe ngokulinganayo.
3. Lapho iphampu yamanzi yehliselwa emthonjeni, kufanele ibekwe phakathi nepayipi lomthombo ukuze ivimbele ukuthi iphampu ingagijimi odongeni lomthombo isikhathi eside, okubangela ukuba iphampu inyakaze futhi injini ishanele futhi ishise. .
4. Thola ukujula kwepompo yamanzi ukuya phansi komthombo ngokwesihlabathi esigelezayo kanye nezimo zodaka lomthombo. Ungangcwabi iphampu odakeni. Ibanga ukusuka empompini ukuya phansi komthombo ngokuvamile alikho ngaphansi kwamamitha amathathu (bheka uMdwebo 2).
5. Ukujula kokungena kwamanzi kwephampu yamanzi kufanele kungabi ngaphansi kwamamitha angu-1-1.5 ukusuka ezingeni lamanzi aguquguqukayo kuya endaweni yokungena kwamanzi (bheka uMdwebo 2). Uma kungenjalo, ama-bearings epompo yamanzi angase alimale kalula.
6. Ukuphakanyiswa kwepompo yamanzi angeke kube phansi kakhulu. Uma kungenjalo, i-valve yesango idinga ukufakwa epayipini lamanzi elisemthonjeni ukuze kulawulwe ukugeleza kwepompo endaweni elinganiselwe yokugeleza ukuze kuvinjwe injini ukuthi ingagcwali kakhulu futhi ishiswe ngenxa yamazinga amakhulu okugeleza.
7. Lapho ipompo yamanzi isebenza, ukuphuma kwamanzi kufanele kuqhubeke futhi ngisho, okwamanje kufanele kuzinzile (ngaphansi kwezimo zokusebenza ezilinganiselwe, ngokuvamile kungabi ngaphezu kuka-10% wamanje olinganiselwe), futhi akufanele kube nokudlidliza noma umsindo. Uma kukhona okungahambi kahle, umshini kufanele umiswe ukuze kutholwe imbangela futhi kuqedwe.
8. Lapho ufaka, naka ukumiswa kocingo lwe-motor grounding wire (bheka Umfanekiso 2). Uma ipayipi lamanzi liyipayipi lensimbi, lihole kusukela ku-wellhead clamp; lapho ipayipi lamanzi liyipayipi lepulasitiki, lihole ukusuka endaweni yokubeka phansi yepompo kagesi.

• 1.After the submersible pump is installed, check the insulation resistance and three-phase conduction from the switch again, check whether the instrument and the connection of the start 2.equipment are wrong, if there is no problem, the trial machine can be started, and observe whether the indicator readings of the instrument exceed the rated voltage and current specified on 3.the nameplate after the start, and observe whether the pump has noise and vibration phenomenon, and put into operation if everything is normal.
• 4.After the first operation of the pump for four hours, the motor should be shut down to test the thermal insulation resistance quickly, and its value should not be less than 0.5 megaohm.
• 5.After the pump is shut down, it should be started after five minutes to prevent the water column in the pipe from being completely reflowed and causing excessive motor current and burnout.
• 6.After the pump is put into normal operation, in order to prolong its service life, it is necessary to check whether the supply voltage, working current and insulation resistance are normal regularly. If the following conditions are found, the pump should be shut down immediately to troubleshoot.
•  
• 1 In the rated condition, the current exceeds 20%.
• 2 Izinga lamanzi aguquguqukayo lehlela engxenyeni yokungena kwamanzi, okubangela amanzi ngezikhathi ezithile.
• 3 Iphampu engaphansi kwamanzi inokudlidliza okukhulu noma umsindo.
• 4 I-voltage yokuhlinzeka ingaphansi kuka-340 volts.
• 5 I-fuse iyashiswa.
• 6 Ipayipi lokuphakela amanzi lonakele.
• 7 The motor's thermal insulation resistance is lower than 0.5 megaohm.
•  
• Unit disassembly:
• 1 Untie the cable tie, remove the pipeline part, and remove the wire plate. 2 screw down the water bolt, put the water in the motor chamber.
• 3 khipha isihlungi, khulula isikulufu esigxilile ekuhlanganiseni ukuze ulungise i-motor shaft.
• 4 jikijela phansi ibhawodi elixhuma ingxenye yokungena kwamanzi nenjini, bese uhlukanisa iphampu kunjini (naka umcamelo weyunithi lapho uhlukanisa, ukuze uvimbele ukugoba kwe-shaft yepompo)
• I-5 ukulandelana kwe-dissembly yepompo yilezi: (bheka umfanekiso 1) isigaba sokungena kwamanzi, i-impeller, igobolondo lokuphambukisa, i-impeller...... hlola umzimba we-valve, lapho ususa i-impeller, sebenzisa amathuluzi akhethekile ukukhulula umkhono we-conical we-fixed. i-impeller kuqala, futhi ugweme ukugoba nokulimaza i-shaft yepompo ngesikhathi sokuqaqa.
• 6 inqubo yokuhlakaza injini yile: (bheka umfanekiso 1) beka injini endaweni yesikhulumi, bese ususa amantongomane, isisekelo, nati lokukhiya ikhanda le-shaft, i-thrust plate, ukhiye, isihlalo esinegayidi esingaphansi kanye nebhawodi elinekhanda eliphindwe kabili ukusuka phansi i-motor ngokushintshana, bese ukhipha i-rotor (naka ukuthi ungalimazi iphakheji yocingo) futhi ekugcineni ukhiphe isigaba sokuxhuma kanye nesihlalo esiphezulu somhlahlandlela.
• Ukuhlanganiswa kweyunithi engu-7: ngaphambi kokuhlanganiswa, ukugqwala nokungcola kwezingxenye kufanele kuhlanzwe, futhi indawo yokukhwelana nezinsimbi zimbozwe nge-sealant, bese zihlanganiswa ngendlela ephambene yokuhlakazeka (i-motor shaft ihamba phezulu naphansi ngemva kokuhlanganiswa cishe eyodwa. millimeter), ngemva kokuhlanganiswa, ukuhlanganisa kufanele kube nezimo, bese kuba umshini wokuhlola isikrini sokuhlunga. Amaphampu angaphansi kwamanzi azokhishwa emthonjeni ukuze ahlakazwe futhi agcinwe ngokweSigaba 5 ngemva konyaka esebenza, noma ngaphansi konyaka esebenza kodwa iminyaka emibili yesikhathi sokutshuza, futhi izingxenye ezigugile zizoshintshwa.

 In order to ensure the long-term use and stable performance of submersible electric pump, we have launched a convenient and practical product. The product has a unique design, easy operation, and is perfect for various application scenarios. After use, remember to discharge all the water in the electric pump, especially in winter, so as not to freeze the motor. Wind the cable and bundle it. Store it in an environment without corrosive substances and gases, and keep the temperature below 40 °C. In addition, if you do not use it for a long time, you should pay attention to prevent the submersible electric pump from rusting. Choose our products to make your work more convenient and efficient.

01 Ukuphuza amanzi omthombo ojulile

02 Ukuhlinzekwa kwamanzi asezingeni eliphezulu

03 amanzi asezintabeni 

04 amanzi ombhoshongo

05 Ukuchelela kwezolimo

06 ukuchelela engadini

07 amanzi omfula

08 amanzi asekhaya