150QJB Deep Well Submersible Pump

The motor winding adopts special water-resistant wire for frequency conversion winding, which has excellent characteristics such as high frequency stamping resistance, pulse peak voltage stamping resistance and high temperature aging resistance. The frequency conversion winding design ensures the long-term stable conversion operation of the motor between 1HZ-50HZ, making the frequency conversion deep well pump more energy saving and longer service life.

The product is supplied by three-phase AC 380V (tolerance ± 5%), 50HZ (tolerance ± 1%). Applicable water quality conditions include water temperature not exceeding 20 °C, solid impurities content (mass ratio) is not greater than 0.01%, PH value (pH) is 6.5-8.5, hydrogen sulfide content is not more than 1.5mg/L, chloride ion content is not more than 400mg/L. The motor adopts closed or water-filled wet structure. Before use, the internal chamber needs to be filled with clean water to prevent virtual filling. The pump needs to be completely immersed in water, the penetration depth shall not exceed 70m, and the distance from the bottom of the well shall not be less than 3m. The water inlet of the well shall meet the water output and continuous operation requirements of the pump, and the output of the pump shall be controlled at 0.7-1.2 times of the rated flow. The pump shall be used vertically, and the pump must be matched with the cable according to the requirements and equipped with external overload protection device. It is strictly prohibited to conduct no-load test of the pump, and it is necessary to avoid operation without water.

This well submersible pump is a pump suitable for clean water. It is strictly prohibited to pump sediment and turbid water in new wells. The voltage level of the pump is 380/50HZ. Other voltage levels of the submersible motor need to be customized. Underground cables must be waterproof and must be equipped with starting equipment, such as distribution box, etc. The starting equipment should have common motor comprehensive protection functions, such as short circuit overload protection, phase loss protection, undervoltage protection, grounding protection and idling protection, etc. Under abnormal circumstances, the protection device should be tripped in time. In the process of installation and use, the pump must be reliably grounded. It is prohibited to push and pull the switch when the hands and feet are wet. The power must be cut off before installation and maintenance of the pump. The place where the pump is used must set up a clear "anti-electric shock" mark. Before going down the well or installation, the motor must be filled with distilled water or non-corrosive cool water, and the water inlet and outlet screws must be tightened. When testing the pump, water must be injected into the pump chamber to lubricate the rubber bearings. The instant start shall not exceed one second to check whether the direction is correct. It is necessary to pay attention to the safety of the pump when it is erected to prevent it from toppling and hurting people. Strictly in accordance with the provisions of the pump lift and flow range of use, so as not to have a large flow in the low lift pump or a large pull in the high lift, causing extreme wear of thrust bearings and other components, resulting in motor overload burn. After the pump into the well, the measurement of the motor and ground insulation resistance, not less than 100M. After the start, regular observation of voltage and current, and check whether the motor winding insulation meets the requirements; if the pump storage location temperature is below freezing, storage should discharge the water in the motor cavity, to prevent the water in the motor cavity due to low temperature and freeze damage the motor.

Maikling panimula ng istraktura: ang bahagi ng bomba ay pangunahing binubuo ng pump shaft, impeller, diversion shell, rubber bearing, check valve body (mga opsyonal na bahagi) at iba pang mga bahagi. Ang bahagi ng motor ay pangunahing binubuo ng base, pressure regulating film, thrust bearing, thrust plate, lower guide bearing seat, stator, rotor, upper guide bearing seat, sand ring, water inlet section, cable at iba pang bahagi.

Ang mga pangunahing tampok ng produkto ay kinabibilangan ng:

1.The motor is a water-filled wet submersible three-phase asynchronous motor, the motor cavity is full of clean water, used to cool the motor and lubricate the bearing, the pressure regulating film at the bottom of the motor is used to adjust the expansion and contraction pressure difference of the water inside the body caused by the change of the temperature rise of the motor.

2.In order to prevent the sand in the well water from entering the motor, the upper end of the motor shaft is equipped with two oil seals, and a sand ring is installed to form a sand prevention structure.

3.In order to prevent the pump shaft from running up when starting, the pump shaft and the motor shaft are connected by a coupling, and an upper thrust bearing is installed at the lower part of the motor.

4.The lubrication of the motor and the pump bearing is water lubrication.

5.The motor stator winding is made of high quality submersible motor winding wire, with high insulation performance.

6.The pump is designed by computer CAD, with simple structure and good technical performance.

(1) Paghahanda bago i-install:
1. Suriin kung ang submersible pump ay nakakatugon sa mga kondisyon ng paggamit at saklaw na tinukoy sa manual.
2. Gamit ang isang mabigat na obiect na may diameter na katumbas ng maximum na panlabas na diameter ng submersible pump, sukatin kung ang inneldiameter ng wellbore ay maaaring magkasya sa submersible pump, at sukatin kung ang lalim ng balon ay nakakatugon sa mga kinakailangan sa pag-install.
3. Suriin kung malinis ang wellbore at kung ang tubig ng balon ay maputik. Huwag gumamit ng submersible electric pump upang hugasan ang welor pump na putik at tubig ng buhangin upang maiwasan ang maagang pagkasira ng submersible electric pump.
4. Suriin kung ang posisyon ng welhead installation clamp ay angkop at kung ito ay makatiis sa kalidad ng buong unit
5. Suriin kung ang mga bahagi ng submersible pump ay kumpleto at maayos na naka-install ayon sa assembly diagram sa manualAlisin ang filter screen at paikutin ang coupling upang makita kung ito ay umiikot nang flexible
6. Alisin ang turnilyo ng tubig at punan ang lukab ng motor ng malinis, hindi kinakaing unti-unti na tubig (tandaan. siguraduhing salaan ito), pagkatapos ay higpitan ang waterscrew. Pagkatapos ng 12 oras na pag-iniksyon ng tubig, ang insulation resistance ng motor ay hindi dapat mas mababa sa 150M Q kapag sinusukat sa isang 500V shaking table.
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

Ang naka-attach na cable wiring process diagram ay ang mga sumusunod:

8. Gumamit ng multimeter upang suriin kung ang mga three-phase na wire ay konektado at kung ang DC resistance ay tinatayang balanse.
9. Suriin kung ang kapasidad ng circuit at transpormer ay na-overload, at pagkatapos ay ikonekta ang overload na proteksyon switch o panimulang kagamitan. Tingnan ang Talahanayan 2 para sa mga partikular na modelo, at pagkatapos ay ibuhos ang isang balde ng tubig sa water pump mula sa outlet ng water pump upang lubricate ang rubber bearings sa pump, at pagkatapos ay ilagay ang submersible electric pump nang patayo at matatag. Magsimula (hindi hihigit sa isang segundo) at suriin kung ang direksyon ng pagpipiloto ay pare-pareho sa sign ng pagpipiloto. Kung hindi, palitan ang alinmang dalawang connector ng three-phase cable. Pagkatapos ay i-install ang filter at maghanda na bumaba sa balon. Kung ginagamit sa mga espesyal na okasyon (tulad ng mga kanal, kanal, ilog, pond, pond, atbp.), ang electric pump ay dapat na mapagkakatiwalaang naka-ground.

(2) Kagamitan at kasangkapan sa pag-install:
1. Isang pares ng lifting chain para sa higit sa dalawang tonelada.
2. Isang tripod na may patayong taas na hindi bababa sa apat na metro.
3. Dalawang nakabitin na lubid (wire ropes) na kayang magdala ng bigat na higit sa isang tonelada (maaaring pasanin ang bigat ng isang kumpletong hanay ng mga water pump).
4. Mag-install ng dalawang pares ng clamps (splints).
5. Wrenches, martilyo, distornilyador, mga kasangkapang elektrikal at instrumento, atbp.

(3)Pag-install ng electric pump:
1. Ang diagram ng pag-install ng submersible electric pump ay ipinapakita sa Figure 2. Ang mga partikular na sukat ng pag-install ay ipinapakita sa Talahanayan 3 "Listahan ng Mga Dimensyon ng Pag-install ng Submersible Electric Pump".

2. Ang mga submersible electric pump na may ulo na wala pang 30 metro ay maaaring iangat nang direkta sa balon gamit ang mga hose at wire rope o iba pang mga lubid ng abaka na kayang pasanin ang buong bigat ng buong makina, mga tubo ng tubig, at tubig sa mga tubo.

3. Ang mga pump na may ulo na higit sa 30 metro ay gumagamit ng mga bakal na tubo, at ang pagkakasunud-sunod ng pag-install ay ang mga sumusunod:
①Gumamit ng clamp upang i-clamp ang itaas na dulo ng bahagi ng water pump (ang motor at water pump ay konektado sa oras na ito), iangat ito gamit ang isang nakabitin na kadena, at dahan-dahang itali ito sa balon hanggang sa Ilagay ang clamp sa wellhead at alisin ang nakasabit na kadena.
② Gumamit ng isa pang pares ng clamp para i-clamp ang isang tubo, iangat ito gamit ang nakabitin na kadena 15 cm ang layo mula sa flange, at ibaba ito ng dahan-dahan. Sa pagitan ng pipe flange at pump flangeIlagay ang rubber pad sa lugar at higpitan ang pipe at pump nang pantay-pantay gamit ang bolts, nuts at spring washers.
③ Bahagyang iangat ang submersible pump, tanggalin ang clamp sa itaas na dulo ng water pump, itali ang cable sa pipe ng tubig gamit ang plastic tape, at dahan-dahang itali ito hanggang sa mailagay ang clamp sa wellhead.
④Gamitin ang parehong paraan upang itali ang lahat ng tubo ng tubig sa balon.
⑤Pagkatapos maikonekta ang lead-out cable sa control switch, ito ay konektado sa three-phase power supply.

(4) Mga bagay na dapat tandaan sa panahon ng pag-install:
1. Kung may nakitang jamming phenomenon sa panahon ng proseso ng pumping, paikutin o hilahin ang tubo ng tubig upang malampasan ang jamming point. Kung ang iba't ibang mga hakbang ay hindi pa rin gumagana, mangyaring Huwag pilitin ang pump upang maiwasan ang pinsala sa submersible electric pump at sa balon.
2. Sa panahon ng pag-install, ang isang rubber pad ay dapat ilagay sa flange ng bawat pipe at higpitan nang pantay-pantay.
3. Kapag ang bomba ng tubig ay ibinaba sa balon, dapat itong ilagay sa gitna ng tubo ng balon upang maiwasan ang pagtakbo ng bomba sa dingding ng balon nang mahabang panahon, na nagiging sanhi ng pag-vibrate ng bomba at pagwalis at pagkasunog ng motor. .
4. Tukuyin ang lalim ng water pump sa ilalim ng balon ayon sa dumadaloy na buhangin at silt na kondisyon ng balon. Huwag ibaon ang bomba sa putik. Ang distansya mula sa water pump hanggang sa ilalim ng balon ay karaniwang hindi bababa sa 3 metro (tingnan ang Larawan 2).
5. Ang lalim ng pagpasok ng tubig ng water pump ay dapat na hindi bababa sa 1-1.5 metro mula sa dynamic na lebel ng tubig hanggang sa water inlet node (tingnan ang Larawan 2). Kung hindi, ang water pump bearings ay maaaring madaling masira.
6. Ang pagtaas ng water pump ay hindi maaaring masyadong mababa. Kung hindi, kailangang mag-install ng gate valve sa wellhead water pipeline para makontrol ang pump flow sa rated flow point para maiwasang ma-overload at masunog ang motor dahil sa malalaking flow rate.
7. Kapag ang water pump ay tumatakbo, ang tubig na output ay dapat na tuluy-tuloy at kahit na, ang kasalukuyang ay dapat na stable (sa ilalim ng rated working conditions, sa pangkalahatan ay hindi hihigit sa 10% ng rated current), at dapat walang vibration o ingay. Kung mayroong anumang abnormalidad, dapat na ihinto ang makina upang malaman ang sanhi at maalis ito.
8. Kapag nag-i-install, bigyang-pansin ang setting ng grounding wire ng motor (tingnan ang Figure 2). Kapag ang tubo ng tubig ay isang bakal na tubo, akayin ito mula sa wellhead clamp; kapag ang tubo ng tubig ay isang plastik na tubo, akayin ito mula sa marka ng saligan ng electric pump.

 1.submersible pump installation is complete, re-check the insulation resistance and three-phase conduction from the switch, check the instrument and start the equipment connection error, if there is no problem, can start the trial, after the start of the instrument indicating readings whether more than the nameplate stipulated rated voltage and current, observe the pump noise and vibration phenomenon, everything is normal can be put into operation.

 2.pump operation for the first four hours, should be shut down quickly test the thermal insulation resistance of the motor, the value should not be less than 0.5 megaohm.

 3.pump shutdown, should be started after an interval of five minutes, to prevent the water column in the pipe has not completely reflux caused by excessive motor current and burnout.

 4.pump into normal operation, in order to prolong its service life, to check the supply voltage, working current and insulation resistance is normal, if found the following situation, should immediately shut down troubleshooting.

 1.in the rated condition, the current is more than20%.

 2.dynamic water level to the water inlet section, causing intermittent water.

 3.submersible pump severe vibration or noise.

 4.supply voltage is lower than 340 volts.

 5.fuse burned out a phase.

 6.water pipe damage.

 7.motor to the thermal insulation resistance is less than 0.5 megaohm. 5. The product is a pump unit with easy disassembly function, with simple steps of disassembly, so that users can easily maintain and clean. The disassembly steps include unraveling the cable rope, taking down the pipeline part and the line protection plate, unloosening the water discharge bolt, excluding all the water in the motor chamber, removing the filter and loosening the coupling fixing screw fixing the motor shaft, unscrewing the bolt connecting the water inlet section and the motor, separating the pump and the motor (note that the unit should be leveled when separating to prevent the bending of the pump shaft), the disassembly sequence of the pump is: water inlet section, impeller, shunt shell, impeller, and cleaning the valve body. When disassembling the impeller, use special tools to loosen the conical sleeve fixing the impeller. In the whole disassembly process, avoid bending the pump shaft and damaging various parts. The disassembly process of the motor is: put the motor on the platform, and remove the nuts, base, shaft head lock nut, thrust plate, key, and lower guide rail from the bottom of the motor in order. Bearing seat, tie rod bolt, and then take out the rotor (be careful not to damage the wiring harness) and finally remove the connecting section and the upper guide bearing seat. Before assembling the unit, the rust and dirt of each part should be cleaned, and the sealant should be coated on each mating surface and fastener, and then the assembly should be carried out in reverse order according to the disassembly (the movement of the motor shaft after assembly is about 1 mm). After the assembly is completed, the coupling should be flexibly rotated, and then the filter should be put on for machine test. This pump unit is not only convenient and easy to use, but also has detailed instructions, which provides users with convenient maintenance experience. 6. Submersible electric pump every operation for one year, or less than one year but the diving time has reached two years, should be put out of the well according to Article 5 for disassembly and maintenance, and replace the worn parts.

1, ilabas ang tubig sa cavity ng motor (lalo na sa taglamig upang maiwasan ang pagyeyelo ng motor), at itali ng mabuti ang cable.

2, store in an indoor room without corrosive substances and gases, with a temperature below 40 °C.

3, ang pang-matagalang paggamit ay dapat magbayad ng pansin sa pag-iwas sa kalawang ng mga submersible pump.

01 Deep well water intake

02 Mataas na suplay ng tubig

03 suplay ng tubig sa bundok

04 tubig sa tore

05 Pang-agrikultura na patubig

06 patubig sa hardin

07 pag-inom ng tubig sa ilog  

08 tubig sa bahay