150QJB Deep Well Submersible Pump

Txais tos OEM ua! Raws li cov neeg siv khoom xav tau, tsim thiab tsim khoom ntawm ntau hom kev xav tau tshwj xeeb ntawm cov tsis yog tus qauv submersible lub cev muaj zog thiab lub twj tso kua mis. Cov khoom siv cov qauv: GB / T2816-2014 "zoo submersible twj", GB / T2818-2014 "zoo submersible asynchronous lub cev muaj zog". WhatsApp: 17855846335

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Product Overview

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.

Cov xwm txheej ntawm kev siv

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.

Lub ntsiab lus qauv

Qauv	Dej ntws (m 3 / h)	Lub taub hau (m)	Rotatingspeed(change/point)	Lub tshuab nqus dej (%)	Qhov hluav taws xob txoj kab uas hla (mm)	Siv tau zoo txoj kab uas hla (mm)	Rated Lub zog (KW)	Rated voltage (V)	Rated tam sim no (A)	Motorefficiency (%)	lub zog factorcosφ	Chav tsev Radial Maximu loj (mm)	Lus ceeb toom
150 QJ5-100	5	100	2850	58	40	150	3	380	7.9	74.0	0.78	143
150 QJ5-150	5	150	2850	58	40	150 saud	4	380	10.25	75.0	0.79	143
150 QJ5-200		200					5.5		13.74	76.0	0.8
150 QJ5-250		250					7.5		18.5	77.0	0.8
150 QJ5-300		300					9.2		22.12	78.0	0.81
150 QJ10-50	10	50	2850	63	50	150saum toj no	3	380	7.9	74.0	0.78	143
150 QJ10-66		66					4		10.25	75.0	0.79
150 QJ10-78		78					4		10.25	75.0	0.79
150 QJ10-84		84					5.5		13.74	76.0	0.8
150 QJ10-91		91					5.5		13.74	76.0	0.8
150 QJ10-100		100					5.5		13.74	76.0	0.8
150 QJ10-128		128					7.5		18.5	77.0	0.8
150 QJ10-150		150					7.5		18.5	77.0	0.8
150 QJ10-200		200					11		26.28	78.5	0.81
150 QJ10-250		250					13		30.87	79.0	0.81
150 QJ10-300		300					15		35.62	79.0	0.81
150 QJ15-33	15	33	2850	63	50	150saum toj no	3	380	7.9	74.0	0.78	143
150 QJ15-42		42					4		10.25	75.0	0.79
150 QJ15-50		50					4		10.25	75.0	0.79
150 QJ15-60		60					5.5		13.74	76	0.8
150 QJ15-65		65					5.5		13.74	76.0	0.8
150 QJ15-72		72					5.5		13.74	76.0	0.8
150 QJ15-81		81					7.5		18.5	77.0	0.8
150 QJ15-90		90					7.5		18.5	77.0	0.8
150 QJ15-98		98					7.5		18.5	77.0	0.8
150 QJ15-106		106					9.2		22.12	78.0	0.81
150 QJ15-114		114					9.2		22.12	78.0	0.81
150 QJ15-130		130					11		26.28	78.5	0.81
150 QJ15-146		146					13		30.87	79.0	0.81
150 QJ15-162		162					13		30.87	79.0	0.81
150 QJ15-180		180					15		35.62	79.0	0.81
150 QJ20-26	20	26	2850	64	50	150saum toj no	3	380	7.9	74.0	0.78	143
150 QJ20-33		33					3		7.9	74.0	0.78
150 QJ20-39	20	39	2850	64	50	150saum toj no	4	380	10.25	75.0	0.79	143
150 QJ20-52		52					5.5		13.74	76.0	0.8
150 QJ20-65		65					7.5		18.5	77.0	0.8
150 QJ20-78		78					7.5		18.5	77.0	0.8
150 QJ20-91		91					9.2		22.12	78.0	0.81
150 QJ20-98		98					9.2		22.12	78.0	0.81
150 QJ20-104		104					11		26.28	78.5	0.81
150 QJ20-111		111					11		26.28	78.5	0.81
150 QJ20-130		130					13		30.87	79.0	0.81
150 QJ20-143		143					13		30.87	79.0	0.81
150 QJ20-156		156					15		35.62	79.0	0.81
150 QJ20-182		182					18.5		43.12	79.5	0.82
150 QJ25-24	25	24	2850	64	65	150saum toj no	3	380	7.9	74.0	0.78	143
150 QJ25-32		32					4		10.25	75.0	0.79
150 QJ25-40		40					5.5		13.74	76.0	0.8
150 QJ25-48		48					5.5		13.74	76.0	0.8
150 QJ25-56		56					7.5		18.5	77.0	0.8
150 QJ25-64		64					7.5		18.5	77.0	0.8
150 QJ25-72		72					9.2		22.12	78.0	0.81
150 QJ25-77		77					9.2		22.12	78.0	0.81
150 QJ25-84		84					11		26.28	78.5	0.81
150 QJ25-96		96					11		26.28	78.5	0.81
150 QJ25-104		104					13		30.87	79.0	0.81
150 QJ25-110		110					13		30.87	79.0	0.81
150 QJ25-120		120					15		35.62	79.0	0.81
150 QJ25-128		128					15		35.62	79.0	0.81
150 QJ25-136		136					18.5		43.12	79.5	0.82
150 QJ25-154		154					18.5		43.12	79.5	0.82
150 QJ32-18	32	18	2850	66	80	150saum toj no	3	380	7.9	74.0	0.78	143
150 QJ32-24		24					4		10.25	75.0	0.79
150 QJ32-30		30					5.5		13.74	76.0	0.8
150 QJ32-36		36					5.5		13.74	76.0	0.8
150 QJ32-42	32	42	2850	66	80	150saum toj no	7.5	380	18.5	77.0	0.8	143
150 QJ32-54		54					9.2		22.12	78.0	0.81
150 QJ32-66		66					11		26.28	78.5	0.81
150 QJ32-72		72					13		30.87	79.0	0.81
150 QJ32-84		84					13		30.87	79.0	0.81
150 QJ32-90		90					15		35.62	79.0	0.81
150 QJ32-96		96					15		35.62	79.0	0.81
150 QJ32-114		114					18.5		43.12	79.5	0.82
150 QJ40-16	40	16	2850	66	80	150saum toj no	3	380	7.9	74.0	0.78	143
150 QJ40-24		24					5.5		13.74	76.0	0.8
150 QJ40-30		30					5.5		13.74	76.0	0.8
150 QJ40-40		40					7.5		18.5	77.0	0.8
150 QJ40-48		48					9.2		22.12	78.0	0.81
150 QJ40-56		56					11		26.28	78.5	0.81
150 QJ40-64		64					13		30.87	79.0	0.81
150 QJ40-72		72					13		30.87	79.0	0.81
150 QJ40-80		80					15		35.62	79.0	0.81
150 QJ40-96		96					18.5		43.12	79.5	0.82
150 QJ50-16	50	16	2850	65	80	150saum toj no	4	380	10.25	75.0	0.79	143
150 QJ50-22		22					5.5		13.74	76.0	0.8
150 QJ50-28		28					7.5		18.5	77.0	0.8
150 QJ50-34		34					9.2		22.12	78.0	0.81
150 QJ50-40		40					9.2		22.12	78.0	0.81
150 QJ50-46		46					11		26.28	78.5	0.81
150 QJ50-52		52					13		30.87	79.0	0.81
150 QJ50-57		57					15		35.62	79.0	0.81
150 QJ50-74		74					18.5		43.12	79.5	0.82
150 QJ50-80		80					18.5		43.12	79.5	0.82
150 QJ63-12	63	12	2850	60	80	150saum toj no	4	380	10.25	75.0	0.79	143
150 QJ63-18		18					7.5		18.5	77.0	0.8
150 QJ63-30		30					9.2		22.12	78.0	0.81
150 QJ63-36		36					11		26.28	78.5	0.81
150 QJ63-42	63	42	2850	60	80	150saum toj no	13	380	30.87	79.0	0.81	143
150 QJ63-48		48					15		35.62	79.0	0.81
150 QJ63-54		54					18.5		43.12	79.5	0.82
150 QJ15-220	15	220	2850		50	150saum toj no	18.5	380	43.12			143
150 QJ15-260		260					20		49.7
150 QJ15-300		300					25		56.5
150 QJ20-210	20	210	2850		50	150saum toj no	20	380	49.7			143
150 QJ20-240		240					25		56.5
150 QJ20-290		290					30		66.6
150 QJ25-175	25	175	2850		65	150saum toj no	20		49.7			143
150 QJ25-200		200					30		66.6
150 QJ25-290		290					37		82.1
150 QJ32-120	32	120	2850		80	150saum toj no	20	380	49.7			143
150 QJ32-132		132					25		56.5
150 QJ32-156		156					30		66.6
150 QJ32-190		190					37		82.1
150 QJ32-240		240					45		96.9
150 QJ40-110	40	110	2850		80	150saum toj no	20	380	49.7			143
150 QJ40-121		121					25		56.5
150 QJ40-143		143					30		66.6
150 QJ40-176		176					37		82.1
150 QJ40-220		220					45		96.9
150 QJ50-100	50	100	2850		80	150saum toj no	20	380	49.7			143
150 QJ50-110		110					25		56.5
150 QJ50-130		130					30		66.6
150 QJ50-160		160					37		82.1
150 QJ50-200		200					45		96.9

Kev Tiv Thaiv Kev Nyab Xeeb

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.

Taw qhia txog Cov Qauv

Kev taw qhia luv luv ntawm cov qauv: lub twj tso kua mis feem ntau yog tsim los ntawm lub twj tso kua mis, lub impeller, lub plhaub hloov pauv, cov kabmob roj hmab, kos lub cev lub cev (qhov chaw xaiv) thiab lwm yam khoom. Lub cev muaj zog feem ntau yog tsim los ntawm lub hauv paus, lub siab tswj cov yeeb yaj kiab, cov kabmob thrust, thrust phaj, qis qhia bearing lub rooj, stator, rotor, sab sauv qhia bearing lub rooj, xuab zeb nplhaib, dej inlet seem, cable thiab lwm yam khoom.

Cov yam ntxwv tseem ceeb ntawm cov khoom muaj xws li:

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.

Nruab

(1) Kev npaj ua ntej installation:
1. Xyuas seb lub twj tso kua mis submersible puas ua tau raws li qhov kev siv thiab qhov tshwj xeeb hauv phau ntawv qhia.
2. Siv lub qhov hnyav obiect nrog txoj kab uas hla sib npaug rau qhov siab tshaj plaws sab nraud ntawm lub twj tso kua mis submersible, ntsuas seb qhov inneldiameter ntawm lub qhov dej puas tuaj yeem haum rau lub twj tso kua mis submersible, thiab ntsuas seb qhov dej tob puas ua tau raws li qhov yuav tsum tau ua.
3. Xyuas seb lub qhov dej puas huv si thiab seb cov dej hauv qhov dej puas yog turbid. Tsis txhob siv lub tshuab hluav taws xob submersible los ntxuav lub welor twj av nkos thiab dej xuab zeb kom tsis txhob muaj kev puas tsuaj ntxov rau lub tshuab hluav taws xob submersible.
4. Tshawb xyuas seb txoj haujlwm ntawm lub welhead installation clamp puas haum thiab seb nws puas tuaj yeem tiv taus qhov zoo ntawm tag nrho chav tsev.
5. Tshawb xyuas seb cov twj tso kua dej submersible puas ua tiav thiab teeb tsa kom raug raws li daim duab sib dhos hauv phau ntawv tshem tawm cov ntxaij lim dej thiab tig lub coupling kom pom tias nws tig tau yooj yim.
6. Unscrew cov dej ntsia hlau thiab sau cov kab noj hniav nrog cov dej huv, tsis muaj corrosive (ceeb toom. Nco ntsoov sau nws), tom qab ntawd ceev cov dej screws. Tom qab 12 teev ntawm kev txhaj tshuaj dej, qhov rwb thaiv tsev ntawm lub cev muaj zog yuav tsum tsis txhob tsawg dua 150M Q thaum ntsuas nrog 500V co lub rooj.
7. Cable sib koom tes, txiav tawm lub tes tsho roj hmab 120mm los ntawm ib kawg ntawm cov khoom siv tawm thiab cov khoom sib txuam nrog ib tus neeg siv hluav taws xob riam, stagger qhov ntev ntawm peb cov xov hlau nyob hauv ib kauj ruam, tev tawm 20mm tooj liab tub ntxhais, txhuam cov oxide. txheej nyob rau sab nraud ntawm cov hlau tooj liab nrog ib rab riam los yog cov ntaub xuab zeb, thiab ntxig rau ob txoj hlua txuas rau hauv palir. burrs ntawm qhov chaw. Tom qab ntawd, rau peb lub pob qij txha, siv polyvester rwb thaiv tsev daim kab xev los qhwv lawv nyob rau hauv ib tug semi stacked yam rau peb lavers. Qhwv ob qhov kawg ntawm txheej txheej nruj nreem nrog nyion xov, thiab tom qab ntawd siv cov txheej txheem semi stacked los qhwv daim kab xev rau peb txheej. qhwv lub outellaer nrog high-pressure rwb thaiv tsev daim kab xev rau peb txheej. Thaum kawg, quav peb txoj hlua ua ke thiab rov qhwv lawv rau tsib txheej nrog daim kab xev siab. Txhua txheej yuav tsum tau nruj nreem khi, thiab cov interlayer pob qij txha yuav tsum nruj thiab fimm kom tsis txhob muaj dej los ntawm kev nkag mus thiab ua puas lub rwb thaiv tsev, Tom qab qhwv, tsau nyob rau hauv dej ntawm chav tsev kub ntawm 20 'c rau 12 teev, thiab ntsuas lub rwb thaiv tsev tiv thaiv nrog ib tug co lub rooj. , uas yuav tsum tsis pub tsawg tshaj 100M Ω

Daim duab txuas cable thaiv txheej txheem yog raws li hauv qab no:

8. Siv multimeter los xyuas seb cov xov hlau peb-theem puas txuas thiab seb qhov DC tsis kam yog kwv yees li qhov sib npaug.
9. Xyuas seb puas muaj peev xwm ntawm lub Circuit Court thiab transformer yog overloaded, thiab ces txuas lub overload tiv thaiv hloov los yog pib cov khoom. Saib Table 2 rau cov qauv tshwj xeeb, thiab tom qab ntawd hliv ib lub thoob dej rau hauv lub twj tso kua mis los ntawm lub qhov dej twj tso kua mis kom lubricate cov roj hmab bearings hauv lub twj tso kua mis, thiab tom qab ntawd muab lub twj tso kua mis submersible fais fab tso ncaj thiab khov kho.Start (tsis pub ntau tshaj ib ob) thiab xyuas seb qhov kev taw qhia lub kauj tsheb puas zoo ib yam nrog lub kauj tsheb. Yog tias tsis yog, sib pauv ob qhov txuas ntawm peb-theem cable.Tom qab ntawd nruab lub lim thiab npaj mus rau hauv qhov dej. Yog tias siv rau lub sijhawm tshwj xeeb (xws li kwj dej, kwj dej, dej ntws, pas dej, pas dej, thiab lwm yam), lub twj tso kua mis hluav taws xob yuav tsum muaj kev ntseeg siab.

(2) Kev teeb tsa thiab cov cuab yeej siv:
1. Ib khub nqa cov hlua rau ntau tshaj ob tons.
2. Lub tripod nrog ib txoj kab ntsug qhov siab tsis pub tsawg tshaj plaub meters.
3. Ob txoj hlua dai (xov hlau hlua) uas tuaj yeem nqa tau qhov hnyav ntawm ntau tshaj ib tuj (tuaj yeem lav qhov hnyav ntawm cov twj tso kua dej tiav).
4. Nruab ob khub ntawm clamps (splnts).
5. Wrenches, hammers, ntswj ntsia hlau, cov cuab yeej hluav taws xob thiab cov twj paj nruag, thiab lwm yam.

(3) Hluav taws xob twj tso kua mis installation:
1. Daim duab qhia kev teeb tsa ntawm lub tshuab hluav taws xob submersible yog pom nyob rau hauv daim duab 2. Qhov tshwj xeeb installation qhov ntev yog qhia nyob rau hauv Table 3 "Daim Ntawv Teev Tseg Qhov Loj ntawm Submersible Electric Pump".

2. Cov twj siv hluav taws xob submersible nrog lub taub hau tsawg dua 30 meters tuaj yeem nqa ncaj qha mus rau hauv lub qhov dej siv cov hoses thiab cov hlua hlau lossis lwm cov hlua hemp uas tuaj yeem nqa tau qhov hnyav tag nrho ntawm lub tshuab, cov kav dej, thiab dej hauv cov kav dej.

3. Cov twj tso kua mis nrog lub taub hau ntau dua 30 meters siv cov kav dej steel, thiab cov txheej txheem kev teeb tsa yog raws li hauv qab no:
①Siv lub clamp los tuav lub siab kawg ntawm lub twj tso kua mis (lub cev muaj zog thiab lub twj tso kua dej tau txuas rau lub sijhawm no), nqa nws nrog cov hlua khi, thiab maj mam khi nws mus rau hauv lub qhov dej kom txog thaum muab lub clamp rau ntawm lub qhov dej thiab tshem tawm qhov saw caj dab.
② Siv lwm ob lub clamps los tuav cov yeeb nkab, nqa nrog ib txoj hlua dai 15 cm deb ntawm lub flange, thiab maj mam txo qis. Nruab nrab ntawm cov yeeb nkab flange thiab lub twj tso kua mis flange Muab cov roj hmab tso rau hauv qhov chaw thiab nruj cov yeeb nkab thiab twj tso kua mis sib npaug nrog bolts, ceev thiab lub caij nplooj ntoos hlav ntxhua.
③ Nqa lub twj tso kua mis submersible me ntsis, tshem lub clamp ntawm lub taub dej kawg ntawm lub twj tso kua mis, khi lub cable kom ruaj khov rau hauv cov kav dej nrog ib daim kab xev yas, thiab maj mam khi nws kom txog thaum lub clamp muab tso rau ntawm lub qhov dej.
④ Siv tib txoj kev los khi tag nrho cov kav dej rau hauv qhov dej.
⑤ Tom qab cov hlau lead-tawm txuas nrog rau kev tswj kev hloov, nws txuas nrog peb-theem fais fab mov.

(4) Tej yam yuav tsum nco ntsoov thaum lub installation:
1. Yog tias pom muaj qhov tshwm sim jamming thaum lub sij hawm siv cov txheej txheem, tig los yog rub cov yeeb nkab dej kom kov yeej qhov jamming point. Yog tias ntau yam kev ntsuas tseem tsis ua haujlwm, thov tsis txhob yuam lub twj tso kua mis kom tsis txhob muaj kev puas tsuaj rau lub tshuab hluav taws xob submersible thiab lub qhov dej.
2. Thaum lub sij hawm installation, yuav tsum tau muab tso rau ntawm ib tug roj hmab ncoo nyob rau hauv lub flange ntawm txhua lub yeeb nkab thiab nruj nreem sib npaug zos rau.
3. Thaum lub twj tso kua dej qis rau hauv lub qhov dej, nws yuav tsum tau muab tso rau hauv nruab nrab ntawm lub qhov dej kom tsis txhob lub twj tso kua mis khiav tawm ntawm lub qhov dej mus ntev, ua rau lub twj tso kua mis vibrate thiab lub cev muaj zog cheb thiab hlawv. .
4. Txiav txim siab qhov tob ntawm lub twj tso kua mis dej mus rau hauv qab ntawm lub qhov dej raws li cov xuab zeb ntws thiab cov av ntawm lub qhov dej. Tsis txhob faus lub twj tso kua mis hauv av nkos. Qhov kev ncua deb ntawm lub twj tso kua dej mus rau hauv qab ntawm lub qhov dej yog feem ntau tsis pub tsawg tshaj 3 meters (saib daim duab 2).
5. Qhov dej nkag qhov tob ntawm lub twj tso kua mis dej yuav tsum tsis pub tsawg tshaj 1-1.5 meters los ntawm cov dej dynamic mus rau qhov dej nkag ntawm qhov dej (saib daim duab 2). Txwv tsis pub, cov dej twj tso kua mis bearings yuav yooj yim puas.
6. Lub nqa ntawm lub twj tso kua dej tsis tuaj yeem qis dhau. Txwv tsis pub, lub rooj vag valve yuav tsum tau muab tso rau ntawm lub qhov dej hauv qhov dej los tswj lub twj tso kua mis ntawm qhov ntsuas qhov taw tes kom tsis txhob muaj lub cev muaj zog los ntawm overloaded thiab hlawv tawm vim qhov txaus txaus.
7. Thaum lub twj tso kua dej ua haujlwm, cov dej tso tawm yuav tsum tsis tu ncua thiab txawm tias, qhov tam sim no yuav tsum ruaj khov (raws li kev ntsuas kev ua haujlwm, feem ntau tsis pub tshaj 10% ntawm cov ntsuas tam sim no), thiab yuav tsum tsis muaj kev vibration lossis suab nrov. Yog tias muaj qhov txawv txav, lub tshuab yuav tsum tau nres kom paub qhov ua rau thiab tshem tawm nws.
8. Thaum txhim kho, xyuam xim rau qhov chaw ntawm lub cev muaj zog grounding hlau (saib daim duab 2). Thaum cov yeeb nkab dej yog cov yeeb nkab steel, coj nws los ntawm lub qhov dej zoo clamp; thaum cov yeeb nkab dej yog cov yeeb nkab yas, coj nws los ntawm cov cim hauv av ntawm lub tshuab hluav taws xob.

Kev tu thiab tu

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.

Kev ruaj ntseg thiab kev tuav pov hwm

1, muab cov dej tso rau hauv lub cav cav (tshwj xeeb tshaj yog nyob rau lub caij ntuj no los tiv thaiv lub cev tsis muaj zog), thiab khi lub cable zoo.

2, cia nyob rau hauv ib chav tsev tsis muaj corrosive tshuaj thiab gases, nrog ib tug kub ntawm 40 ° C.

3, kev siv mus sij hawm ntev yuav tsum tau them sai sai rau kev tiv thaiv xeb ntawm cov twj submersible.

Hnav Qhov Ncauj