250QJB Deep Well Submersible Ponp

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, estrikteman dapre dispozisyon ki nan leve ponp lan, ranje koule nan itilize, yo anpeche koule ki ba oswa segondè leve ponpe fòs, portant la pouse ak lòt pati nan mete a, surcharge motè a boule

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) Preparasyon anvan enstalasyon:
1. Tcheke si ponp lan submersible satisfè kondisyon itilizasyon yo ak dimansyon ki espesifye nan manyèl la.
2. Sèvi ak yon objè lou ki gen yon dyamèt ki egal a maksimòm dyamèt ekstèn ponp submersible a, mezire si wi ou non dyamèt inelbore a ka anfòm ponp submersible a, epi mezire si pwofondè pi a satisfè kondisyon enstalasyon yo.
3. Tcheke si twou a pwòp epi si dlo a twoub. Pa janm sèvi ak yon ponp elektrik submersible pou lave welor ponp labou ak dlo sab pou evite domaj twò bonè nan ponp elektrik submersible a.
4. Tcheke si pozisyon nan kranpon enstalasyon welhead la apwopriye epi si li ka kenbe tèt ak kalite a nan tout inite a.
5. Tcheke si konpozan ponp submersible yo konplè epi yo enstale byen dapre dyagram asanble a nan manyèl la Retire ekran filtre a epi vire kouple a pou wè si li vire fleksib.
6. Devise vis dlo a ak fillthe motè kavite ak dlo pwòp, ki pa korozivite (nòt. asire w ke ou fil li moute), Lè sa a, sere boulon waterscrew la. Apre 12 èdtan nan piki dlo, rezistans izolasyon motè a pa ta dwe mwens pase 150M Q lè yo mezire ak yon tab tranbleman 500V.
7. Kab jwenti, koupe yon manch kawoutchou 120mm soti nan yon bout nan kab sortan an ak kab la matche ak yon kouto elektrisyen an ekilibre longè twa fil nwayo yo nan yon fòm etap, retire yon nwayo kwiv 20mm, grate nan oksid la. kouch sou deyò fil kwiv la ak yon kouto oswa twal sab, epi mete de pwent fil ki konekte nan palirs.Apre mare kouch la byen sere ak fil kwiv amann, soude li byen ak byen fèm, ak sab nan nenpòt ki. burrs sou sifas la. Lè sa a, pou twa jwenti yo, sèvi ak tep izolasyon polyester pou vlope yo nan yon fason semi anpile pou twa lavè. Vlope de pwent yo nan kouch anbalaj la sere ak fil nyion, ak Lè sa a, sèvi ak yon metòd semi anpile yo vlope kasèt la pou twa kouch. Vlope outellayer a ak tep izolasyon wo-presyon pou twa kouch. Finalman, pliye twa fil yo ansanm epi repete yo vlope yo pou senk kouch ak kasèt wo-presyon. Chak kouch dwe byen mare, ak jwenti yo entèrkouch yo dwe sere ak fimm yo anpeche dlo nan penetrasyon ak domaje izolasyon an, Apre vlope, tranpe nan dlo nan tanperati chanm nan 20 'c pou 12 èdtan, ak mezire rezistans izolasyon ak yon tab souke. , ki pa ta dwe mwens pase 100M Ω

Dyagram pwosesis fil elektrik kab atache a se jan sa a:

8. Sèvi ak yon miltimèt pou tcheke si wi ou non fil twa-faz yo konekte epi si rezistans DC a apeprè ekilibre.
9. Tcheke si sikwi a ak kapasite transfòmatè yo twò chaje, ak Lè sa a, konekte switch la pwoteksyon surcharge oswa ekipman kòmanse. Gade Tablo 2 pou modèl espesifik, ak Lè sa a, Vide yon bokit dlo nan ponp dlo a soti nan priz ponp dlo a wile BEARINGS kawotchou yo nan ponp lan, ak Lè sa a, mete ponp lan submersible elektrik dwat ak fiks. Kòmanse (pa plis pase yon segonn) epi tcheke si direksyon volan an konsistan avèk siy volan an. Si ou pa, chanje nenpòt ki de konektè nan twa-faz kab la. Lè sa a, enstale filtè a epi prepare yo desann pi a. Si yo itilize nan okazyon espesyal (tankou twou, twou, rivyè, etan, etan, elatriye), ponp elektrik la dwe fyab sou tè.

(2) Enstalasyon ekipman ak zouti:
1. Yon pè chenn leve pou plis pase de tòn.
2. Yon trépied ak yon wotè vètikal pa mwens pase kat mèt.
3. De kòd pandye (kòd fil) ki ka pote yon pwa ki gen plis pase yon tòn (ka pote pwa a nan yon seri konplè ponp dlo).
4. Enstale de pè kranpon (atèl).
5. Kle, mato, tournevis, zouti elektrik ak enstriman, elatriye.

(3) Enstalasyon ponp elektrik:
1. Dyagram enstalasyon ponp elektrik submersible a montre nan Figi 2. Dimansyon enstalasyon espesifik yo montre nan Tablo 3 "Lis Dimansyon Enstalasyon ponp elektrik Submersible a".

2. Ponp elektrik submersible ak yon tèt mwens pase 30 mèt ka leve dirèkteman nan pi a lè l sèvi avèk kawotchou ak kòd fil oswa lòt kòd chanv ki ka pote pwa a plen nan machin nan tout antye, tiyo dlo, ak dlo nan tiyo yo.

3. Ponp ak yon tèt ki gen plis pase 30 mèt itilize tiyo asye, ak sekans enstalasyon an se jan sa a:
①Sèvi ak yon kranpon pou sere pwent anwo nan pati ponp dlo a (motè a ak ponp dlo yo te konekte nan moman sa a), leve l ak yon chèn pandye, epi tou dousman mare l nan pi a jiskaske Mete kranpon an sou tèt pi a epi retire li. pandye chèn.
② Sèvi ak yon lòt pè kranpon pou sere yon tiyo, leve l ak yon chenn pandye 15 cm lwen bride a, epi bese l tou dousman. Ant bride tiyo ak bride ponp Mete pad kawotchou a an plas epi sere boulon tiyo a ak ponpe respire ak boulon, nwa ak rondelles prentan.
③ Leve ponp submersible a yon ti kras, retire kranpon an sou pwent anwo ponp dlo a, mare kab la byen fèm nan tiyo dlo a ak yon kasèt plastik, epi tou dousman mare li desann jiskaske kranpon an mete nan tèt pi a.
④Sèvi ak menm metòd pou mare tout tiyo dlo nan pi a.
⑤Apre kab plon an konekte ak switch kontwòl la, li konekte ak ekipman pou pouvwa twa faz la.

(4) Bagay ou dwe sonje pandan enstalasyon:
1. Si yo jwenn yon fenomèn blokis pandan pwosesis ponp lan, vire oswa rale tiyo dlo a simonte pwen an blocage. Si plizyè mezi toujou pa travay, tanpri pa fòse ponp lan desann pou evite domaj nan ponp elektrik submersible ak pi a.
2. Pandan enstalasyon, yo ta dwe mete yon pad kawotchou nan bride chak tiyo epi sere boulon respire.
3. Lè ponp dlo a bese nan pi a, li ta dwe mete l nan mitan tiyo a pou anpeche ponp lan kouri kont miray la byen pou yon tan long, sa ki lakòz ponp lan vibre ak motè a bale ak boule. .
4. Detèmine pwofondè ponp dlo a nan fon pi a dapre sab koule ak kondisyon limon nan pi a. Pa antere ponp lan nan labou. Distans ki soti nan ponp dlo a nan anba a nan pi a se jeneralman pa mwens pase 3 mèt (gade Figi 2).
5. Pwofondè dlo a antre nan ponp dlo a ta dwe pa mwens pase 1-1.5 mèt soti nan nivo dlo dinamik nan ne inlet dlo a (gade Figi 2). Sinon, bi ponp dlo yo ka fasil domaje.
6. Leve ponp dlo a pa ka twò ba. Sinon, yon tiyo pòtay bezwen yo dwe enstale sou tiyo dlo a pou kontwole koule ponp lan nan pwen an koule rated pou anpeche motè a twò chaje ak boule akòz gwo pousantaj koule.
7. Lè ponp dlo a ap kouri, pwodiksyon dlo a ta dwe kontinyèl e menm, aktyèl la ta dwe estab (anba kondisyon travay rated, jeneralman pa plis pase 10% aktyèl la nominal), epi pa ta dwe gen okenn vibrasyon oswa bri. Si gen nenpòt anòmal, yo ta dwe sispann machin nan pou chèche konnen kòz la epi elimine li.
8. Lè w ap enstale, peye atansyon sou anviwònman fil motè a (gade Figi 2). Lè tiyo dlo a se yon tiyo asye, mennen li soti nan kranpon nan wellhead; lè tiyo dlo a se yon tiyo plastik, mennen li soti nan mak baz la nan ponp elektrik la.

• 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 Nivo dlo dinamik desann nan seksyon inlet dlo a, sa ki lakòz dlo tanzantan.
• 3 Ponp submersible a gen gwo Vibwasyon oswa bri.
• 4 Vòltaj ekipman an pi ba pase 340 vòlt.
• 5 Yon fuzib boule.
• 6 Tiyo rezèv dlo a domaje.
• 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 retire filtè a, lage vis fiks la sou kouple a pou ranje arbr motè a.
• 4 vis desann boulon ki konekte seksyon inlet dlo a ak motè a, epi separe ponp lan ak motè a (peye atansyon sou kousen inite a lè w ap separe, pou anpeche koube ponp lan)
• 5 sekans demonte ponp lan se: (gade figi 1) dlo inlet seksyon, roue, détournement shell, roue ...... tcheke kò valv, lè retire roue a, sèvi ak zouti espesyal pou dekole manch konik la nan fiks la. impeller premye, epi evite koube ak ematom arbr ponp lan nan pwosesis la nan demonte.
• 6 pwosesis la demonte nan motè a se: (gade figi 1) mete motè a sou platfòm la, epi retire nwa yo, baz, arbr tèt nwa bloke, plak poussée, kle, pi ba chèz kote yo pote gid ak boulon tèt doub anba a nan motè a nan vire, ak Lè sa a, pran rotor la (peye atansyon pa domaje pake a fil) epi finalman retire seksyon an konekte ak chèz anwo kote yo pote gid.
• 7 asanble inite: anvan asanble, yo ta dwe netwaye rouye ak pousyè tè nan pati yo, epi sifas kwazman an ak fixation kouvwi ak selan, ak Lè sa a, reyini nan lòd opoze a demonte (arbr a motè deplase monte desann apre asanble pou apeprè yon sèl. milimèt), apre asanble, kouple a ta dwe fleksib, ak Lè sa a, machin nan tès ekran filtre. Ponp submersible yo dwe pran soti nan pi a pou demantèlman ak antretyen dapre Atik 5 apre yon ane nan operasyon, oswa mwens pase yon ane nan operasyon men de ane nan tan plonje, ak pati yo chire yo dwe ranplase.

 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 Konsomasyon dlo byen fon

02 Pwovizyon dlo ki wo

03 rezèv dlo mòn 

04 gwo kay won dlo

05 Irigasyon agrikòl

06 irigasyon jaden

07 konsomasyon dlo rivyè

08 dlo domestik