250QJB dubinska potopna pumpa

Poduzmite OEM obradu! Prema zahtjevima korisnika, dizajn i proizvodnja raznih vrsta posebnih zahtjeva nestandardnih potopnih motora i pumpi. Standardi za implementaciju proizvoda: GB/T2816-2014 "bunarska uronjiva pumpa", GB/T2818-2014 "bunarsko uronjivi asinkroni motor". WhatsApp: 17855846335
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pojedinosti
Oznake
 
pregled proizvoda

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.

 

 
Uvjeti korištenja

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.

 

 
Značenje modela

250QJB Deep Well Submersible Pump

 
Djelomična referenca modela
Model Protok (m3/h) glava
(m)

Brzina vrtnje

(promjena/bod)

Vodena pumpa(%) Izlaz
promjer
(mm)
Dobro primjenjivo
promjer (mm) 
Ocijenjen
power(KW)
Ocijenjen
napon (V)
Ocijenjen
struja (A)
Motorna učinkovitost (%) power factorcosφ   Jedinica
Maksimalna radijalna veličina (mm)
Napomena
250QJ50-40 50 40 2875 72 80  250iznad 9.2 380 21.7 78.5 0.82 233  
250QJ50-60 60 13 30.1 80.0 0.82  
250QJ50-80 80 18.5 40.8 82.0 0.84  
250QJ50-100 100 22 47.9 83.0 0.84  
250QJ50-120 120 25 53.8 84.0 0.84  
250QJ50-140 140 30 64.2 84.5 0.84  
250QJ50-160 160 37 77.8 85.0 0.85  
250QJ50-200 200 45 94.1 85.5 0.85  
250QJ50-240 240 55 114.3 86.0 0.85  
250QJ50-280 280 63 131.0 86.0 0.85  
250QJ50-320 320 75 152.3 87.0 0.86  
250QJ50-400 400 90 182.8 87.0 0.86  
250QJ50-440 440 100 203.1 87.0 0.86  
250QJ63-40 63 40 2875 74 80  250iznad 11 380 25.8 79.0 0.82 233  
250QJ63-60 60 18.5 40.8 82.0 0.84  
250QJ63-80 80 22 47.9 83.0 0.84  
250QJ63-100 100 30 64.2 84.5 0.84  
250QJ63-120 120 37 77.8 85.0 0.85  
250QJ63-160 160 45 94.1 85.5 0.85  
250QJ63-200 200 55 114.3 86.0 0.85  
250QJ63-220 220 63 131.0 86.0 0.85  
250QJ63-260 260 75 152.3 87.0 0.86  
250QJ63-300 300 90 182.8 87.0 0.86  
250QJ63-360 360 100 203.1 87.0 0.86  
250QJ80-20 80 20 2875 75 100  250iznad 7.5 380 18.0 78.0 0.81 233  
250QJ80-40 40 15 33.9 81.0 0.83  
250QJ80-60 60 22 47.9 83.0 0.84  
250QJ80-80 80 30 64.2 84.5 0.84  
250QJ80-100 100 37 77.8 85.0 0.85  
250QJ80-120 120 45 94.1 85.5 0.85  
250QJ80-160 80 160 2875 75 100  250iznad 55 380 114.3 86.0 0.85 233  
250QJ80-180 180 63 131.0 86.0 0.85  
250QJ80-200 200 75 152.3 87.0 0.86  
250QJ80-240 240 90 182.8 87.0 0.86  
250QJ80-280 280 100 203.1 87.0 0.86  
250QJ100-18 100 18 2875 75 100  250iznad 7.5 380 18.0 78.0 0.81 233  
250QJ100-36 36 15 33.9 81.0 0.83  
250QJ100-54 54 25 53.8 84.0 0.84  
250QJ100-72 72 30 64.2 84.5 0.84  
250QJ100-90 90 37 77.8 85.0 0.85  
250QJ100-108 108 45 94.1 85.5 0.85  
250QJ100-126 126 55 114.3 86.0 0.85  
250QJ100-144 144 63 131.0 86.0 0.85  
250QJ100-162 162 75 152.3 87.0 0.86  
250QJ100-198 198 90 182.8 87.0 0.86  
250QJ100-216 216 100 203.1 87.0 0.86  
250QJ125-16 125 16 2875 76 125  250iznad 9.2 380 21.7 78.5 0.82 233  
250QJ125-32 32 18.5 40.8 82.0 0.84  
250QJ125-48 48 25 53.8 84.0 0.84  
250QJ125-64 64 37 77.8 85.0 0.85  
250QJ125-80 80 45 94.1 85.5 0.85  
250QJ125-96 96 55 114.3 86.0 0.85  
250QJ125-112 112 63 131.0 86.0 0.85  
250QJ125-128 128 75 152.3 87.0 0.86  
250QJ125-160 160 90 182.8 87.0 0.86  
250QJ125-176 176 100 203.1 87.0 0.86  
250QJ125-192 192 110 219.6 87.5 0.87  
250QJ140-15 140 15 2875 76 125  250iznad 9.2 380 21.7 78.5 0.82 233  
250QJ140-30 30 18.5 40.8 82.0 0.84  
250QJ140-45 45 30 64.2 84.5 0.84  
250QJ140-60 60 37 77.8 85.0 0.85  
250QJ140-75 45 45 94.1 85.5 0.85  
250QJ140-90 90 55 114.3 86.0 0.85  
250QJ140-105 140 105 2875 76 125  250iznad 63 380 131.0 86.0 0.85 233  
250QJ140-120 120 75 152.3 87.0 0.86  
250QJ140-150 150 90 182.8 87.0 0.86  
250QJ140-165 165 100 203.1 87.0 0.86  
250QJ140-180 180 110 219.6 87.5 0.87  
250QJ200-20 200 20 2875 75 150  250iznad 18.5 380 40.8 82.0 0.84 233  
250QJ200-40 40 37 77.8 85.0 0.85  
250QJ200-60 60 55 114.3 86.0 0.85  
250QJ200-80 80 75 152.3 87.0 0.86  
250QJ200-100 100 90 182.8 87.0 0.86  
250QJ200-120 120 100 203.1 87.0 0.86  
250QJ200-140 140 125 249.5 87.5 0.87  

 

 
Sigurnosne mjere opreza

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, strogo u skladu s odredbama o podizanju pumpe, rasponu protoka upotrebe, kako bi se spriječio nizak protok ili visoka sila podizanja pumpe, potisni ležaj i drugi dijelovi trošenja, preopterećenje motora spaljeno

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.

 

 
Uvod u strukturu

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.

250QJB Deep Well Submersible Pump

 

 
Instalirati

(1)Priprema prije instalacije:
1. Provjerite zadovoljava li potopna pumpa uvjete uporabe i opseg navedene u priručniku.
2. Pomoću teškog predmeta promjera jednakog najvećem vanjskom promjeru potopne pumpe, izmjerite može li unutarnji promjer bušotine odgovarati potopnoj pumpi i izmjerite zadovoljava li dubina bunara zahtjeve za ugradnju.
3. Provjerite da li je bušotina čista i da li je bunarska voda mutna. Nikada nemojte koristiti potopnu električnu pumpu za ispiranje blata i pijeska vode pumpe kako biste izbjegli prerano oštećenje potopne električne pumpe.
4. Provjerite je li položaj stezaljke za ugradnju glave bunara prikladan i može li izdržati kvalitetu cijele jedinice
5. Provjerite jesu li komponente potopne crpke dovršene i pravilno postavljene prema dijagramu sastavljanja u priručniku. Uklonite mrežicu filtra i zakrenite spojnicu da vidite okreće li se fleksibilno
6. Odvijte vijak za vodu i ispunite šupljinu motora čistom, ne korozivnom vodom (napomena. obavezno je napunite), zatim zategnite vijak za vodu. Nakon 12 sati ubrizgavanja vode, izolacijski otpor motora ne bi trebao biti manji od 150M Q kada se mjeri s 500V tresećom tablicom.
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

 

Priloženi dijagram procesa ožičenja kabela je sljedeći:
250QJB Deep Well Submersible Pump

 

8. Multimetrom provjerite jesu li trofazne žice spojene i je li otpor istosmjerne struje približno uravnotežen.
9. Provjerite jesu li krug i kapacitet transformatora preopterećeni, a zatim spojite zaštitni prekidač od preopterećenja ili opremu za pokretanje. Pogledajte tablicu 2 za određene modele, a zatim ulijte kantu vode u pumpu za vodu iz izlaza pumpe za vodu kako biste podmazali gumene ležajeve u pumpi, a zatim postavite potopnu električnu pumpu uspravno i mirno. Pokrenite (ne više od jedne sekunde) i provjerite je li smjer upravljanja u skladu sa znakom za upravljanje. Ako nije, zamijenite bilo koja dva priključka trofaznog kabela. Zatim postavite filtar i pripremite se za spuštanje u bunar. Ako se koristi u posebnim prilikama (kao što su jarci, jarci, rijeke, bare, ribnjaci itd.), električna pumpa mora biti pouzdano uzemljena.

 

(2) Oprema i alati za ugradnju:
1. Jedan par lanaca za podizanje više od dvije tone.
2. Stativ s okomitom visinom ne manjom od četiri metra.
3. Dva viseća užeta (žičana užad) koja mogu podnijeti težinu veću od jedne tone (mogu podnijeti težinu kompletnog seta pumpi za vodu).
4. Ugradite dva para stezaljki (udlaga).
5. Ključevi, čekići, odvijači, električni alati i instrumenti itd.

 

(3) Instalacija električne pumpe:
1. Dijagram ugradnje potopne električne crpke prikazan je na slici 2. Specifične ugradbene dimenzije prikazane su u tablici 3 "Popis ugradbenih dimenzija potopne električne pumpe".

2. Potopne električne pumpe s visinom manjom od 30 metara mogu se podići izravno u bunar pomoću crijeva i žičane užadi ili druge užadi od konoplje koja može podnijeti punu težinu cijelog stroja, cijevi za vodu i vode u cijevima.

3. Crpke s visinom većom od 30 metara koriste čelične cijevi, a redoslijed ugradnje je sljedeći:
①Upotrijebite stezaljku za stezanje gornjeg kraja dijela pumpe za vodu (motor i pumpa za vodu su trenutno spojeni), podignite ga lancem za vješanje i polako ga zavežite u bunar dok ne postavite stezaljku na glavu bunara i uklonite viseći lanac.
② Upotrijebite drugi par stezaljki za stezanje cijevi, podignite je visećim lancem 15 cm od prirubnice i polako je spustite. Između prirubnice cijevi i prirubnice pumpe Stavite gumenu podlogu na mjesto i ravnomjerno zategnite cijev i pumpu vijcima, maticama i opružnim podloškama.
③ Lagano podignite potopnu pumpu, uklonite stezaljku na gornjem kraju pumpe za vodu, čvrsto zavežite kabel za cijev za vodu plastičnom trakom i polako je pričvrstite dok se stezaljka ne postavi na ušće bunara.
④Upotrijebite istu metodu za vezivanje svih cijevi za vodu u bunar.
⑤ Nakon što je izlazni kabel spojen na upravljačku sklopku, spaja se na trofazno napajanje.


(4) Stvari koje treba imati na umu tijekom instalacije:
1. Ako se tijekom procesa pumpanja otkrije pojava začepljenja, okrenite ili povucite cijev za vodu kako biste prevladali točku začepljenja. Ako razne mjere i dalje ne rade, nemojte silom spuštati pumpu kako biste izbjegli oštećenje potopne električne pumpe i bunara.
2. Tijekom instalacije, gumeni jastučić treba postaviti na prirubnicu svake cijevi i ravnomjerno ga zategnuti.
3. Kada se pumpa za vodu spusti u bunar, treba je postaviti na sredinu cijevi bunara kako bi se spriječilo da pumpa dugo radi uz zid bunara, uzrokujući vibriranje pumpe, a motor brisanje i paljenje .
4. Odredite dubinu pumpe za vodu do dna bušotine prema uvjetima protoka pijeska i mulja u bušotini. Ne zakopavajte pumpu u blato. Udaljenost od pumpe za vodu do dna bunara općenito nije manja od 3 metra (vidi sliku 2).
5. Dubina ulaza vode u pumpu za vodu ne smije biti manja od 1-1,5 metara od dinamičke razine vode do čvora za dovod vode (vidi sliku 2). Inače se ležajevi vodene pumpe mogu lako oštetiti.
6. Podizanje vodene pumpe ne smije biti prenisko. U suprotnom, na cjevovod za vodu na ušću bušotine potrebno je instalirati zasunski ventil za kontrolu protoka crpke na nazivnoj točki protoka kako bi se spriječilo preopterećenje motora i njegovo sagorijevanje zbog velikih protoka.
7. Kada pumpa za vodu radi, izlaz vode treba biti kontinuiran i ravnomjeran, struja bi trebala biti stabilna (pod nazivnim radnim uvjetima, općenito ne više od 10% nazivne struje), i ne bi trebalo biti vibracija ili buke. Ako postoji bilo kakva nepravilnost, stroj treba zaustaviti kako bi se otkrio uzrok i otklonio ga.
8. Prilikom postavljanja obratite pozornost na postavku žice za uzemljenje motora (vidi sliku 2). Kada je cijev za vodu čelična cijev, vodite je od stezaljke na ušću bušotine; kada je cijev za vodu plastična, vodite je od oznake za uzemljenje električne pumpe.

 

 
Održavanje i održavanje
  • 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 Dinamička razina vode pada do dijela za dovod vode, uzrokujući povremenu vodu.
  • 3 Potopna pumpa ima jake vibracije ili buku.
  • 4 Napon napajanja je manji od 340 volti.
  • 5 Osigurač je pregorio.
  • 6 Cijev za dovod vode je oštećena.
  • 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 uklonite filtar, olabavite fiksni vijak na spojnici kako biste učvrstili osovinu motora.
  • 4 zavrnite vijak koji spaja dio za dovod vode s motorom i odvojite pumpu od motora (obratite pozornost na jastuk jedinice prilikom odvajanja kako biste spriječili savijanje osovine pumpe)
  • 5 redoslijed rastavljanja crpke je: (pogledajte sliku 1) dio za dovod vode, rotor, skretna školjka, rotor...... kućište nepovratnog ventila, prilikom uklanjanja rotora, koristite posebne alate za otpuštanje stožaste čahure fiksnog rotor i izbjegavajte savijanje i nagnječenje osovine pumpe tijekom procesa rastavljanja.
  • 6 postupak rastavljanja motora je: (pogledajte sliku 1) postavite motor na platformu i uklonite matice, bazu, sigurnosnu maticu glave vratila, potisnu ploču, ključ, donje ležište ležaja vodilice i vijak s dvostrukom glavom s dna motor zauzvrat, a zatim izvadite rotor (pazite da ne oštetite paket žice) i na kraju uklonite spojni dio i gornje ležište vodilice.
  • 7 montaža jedinice: prije montaže potrebno je očistiti hrđu i prljavštinu dijelova, a spojnu površinu i pričvršćivače premazati brtvilom, a zatim sastaviti redoslijedom obrnutim od rastavljanja (osovina motora se pomiče gore-dolje nakon montaže otprilike jedan milimetar), nakon sastavljanja, spojka bi trebala biti fleksibilna, a zatim stroj za ispitivanje sita filtera. Potopne pumpe treba izvaditi iz bušotine radi rastavljanja i održavanja u skladu s člankom 5. nakon godinu dana rada, ili manje od godinu dana rada, ali dvije godine ronjenja, a istrošeni dijelovi moraju se zamijeniti.

 

 
Skladištenje i čuvanje

 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.

 

 
Potrošni dijelovi
  • impeler
  • Čahura osovine
  • Gumeni rukavac osovine
  • Brtveni prsten

 
Scenariji primjene

01 Zahvat dubokih bunara

02 Visokoprizemni vodovod

03 planinski vodovod 

04 toranj voda

05 Poljoprivredno navodnjavanje

06 navodnjavanje vrta

07 riječni vodozahvat

08 domaća voda

 

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