7 -24 Inch Submersible Well Pump / Submersible Underwater Pumps 175-600mm Diameter
7 8 10 12 14 16 18 Inch Well Diameter 175-600mm Water Deep Submersible Well Pump
Submersible well pump overview :
QJ series submersible well pump including QJ deep well(borehole)submersible pumps, QJH stainless steel submersible well pumps, QJT botton-suction submersible pumps and QJR submersible well pumps .
- Flow: 10m3/h-2500m3/h
- Lift head: 12m-465m
- Motor power: 7.5kw-410kw
- Rated voltage: 380v/460v/480v/660v or customized
- Pump diameter: φ175~φ600mm
- Water temperature: <120℃
- Protection class:IP68
- Pump materials: cast iron, SS304/SS316/SS316L/Duplex stainless/SS904L
Submersible well pump applications:
- Farmland irrigation, spray irrigation
- Water supply system for industrial buildings and civil buildings
- Water distribution system in mountain areas
- Low-lying areas and dunes
- Water supply and water drainage system for mines in urban or rural districts
- Fountain projects
- Sea, lake, well and river water
Submersible well pump overview:
Submersible well pump models:
| Pump Diameter | Model | Power | Flow rate | Head | Outlet Size | |
| Inch(") | QJ series | kw | hp | m3/h | m | Inch(") |
| 8" | 200QJ15-81/6 | 7.5 | 10 | 13-17 | 68-92 | 3" |
| 8" | 200QJ20-108/8 | 13 | 18 | 18-22 | 92-125 | 2" |
| 8" | 200QJ20-148/11 | 15 | 20 | 18-22 | 126-170 | 2" |
| 8" | 200QJ20-310/23 | 37 | 50 | 18-22 | 265-356 | 2" |
| 8" | 200QJ20-405/30 | 45 | 60 | 18-22 | 345-465 | 2" |
| 8" | 200QJ25-70/5 | 9.2 | 13 | 23-27 | 56-84 | 2" |
| 8" | 200QJ25-140/10 | 18.5 | 25 | 23-27 | 138-184 | 2" |
| 8" | 200QJ32-130/10 | 22 | 30 | 29-35 | 108-155 | 3" |
| 8" | 200QJ32-160/10 | 25 | 35 | 29-35 | 136-184 | 3" |
| 8" | 200QJ40-52/4 | 10 | 14 | 37-43 | 45-62 | 3" |
| 8" | 200QJ50-65/5 | 15 | 20 | 46-54 | 52-78 | 3" |
| 8" | 200QJ63-70/5 | 22 | 30 | 58-68 | 60-82 | 3" |
| 8" | 200QJ63-140/10 | 45 | 60 | 58-68 | 120-164 | 3" |
| 8" | 200QJ80-120/11 | 45 | 60 | 74-86 | 104-138 | 4" |
| 8" | 200QJ100-15/1 | 7.5 | 10 | 46-54 | 28-38 | 4" |
| 8" | 200QJ100-60/4 | 30 | 40 | 80-120 | 58-62 | 4" |
| 10" | 250QJ50-20/1 | 5.5 | 7 | 46-54 | 17-23 | 3" |
| 10" | 250QJ50-220/11 | 55 | 75 | 46-54 | 187-253 | 3" |
| 10" | 250QJ50-300/15 | 63 | 85 | 46-54 | 265-335 | 3" |
| 10" | 250QJ50-400/20 | 90 | 120 | 46-54 | 350-410 | 3" |
| 10" | 250QJ63-40/2 | 11 | 15 | 58-68 | 34-46 | 3" |
| 10" | 250QJ63-260/13 | 75 | 100 | 58-68 | 220-299 | 3" |
| 10" | 250QJ80-60/3 | 22 | 30 | 74-86 | 51-69 | 4" |
| 10" | 250QJ80-180/9 | 63 | 85 | 74-86 | 153-207 | 4" |
| 10" | 250QJ80-280/14 | 110 | 150 | 74-86 | 235-325 | 4" |
| 10" | 250QJ100-72/4 | 30 | 40 | 80-120 | 64-84 | 4" |
| 10" | 250QJ100-162/9 | 75 | 100 | 80-120 | 140-189 | 4" |
| 10" | 250QJ100-216/12 | 100 | 135 | 80-120 | 190-252 | 4" |
| 10" | 250QJ125-96/6 | 55 | 75 | 116-134 | 82-110 | 5" |
| 10" | 250QJ125-160/10 | 90 | 120 | 116-134 | 136-184 | 5" |
| 10" | 250QJ140-15/1 | 9.2 | 13 | 130-150 | 13-17 | 5" |
| 10" | 250QJ140-75/5 | 45 | 60 | 130-145 | 65-86 | 5" |
| 10" | 250QJ140-180/12 | 125 | 170 | 130-145 | 156-205 | 5" |
| 10" | 250QJ160-30/2 | 22 | 30 | 148-172 | 25-35 | 5" |
| 10" | 250QJ160-90/6 | 63 | 85 | 148-172 | 77-103 | 5" |
| 10" | 250QJ160-150/10 | 110 | 150 | 148-172 | 128-170 | 5" |
| 12" | 300QJ200-20/1 | 18.5 | 25 | 186-214 | 17-23 | 6" |
| 12" | 300QJ200-60/3 | 55 | 75 | 186-214 | 51-69 | 6" |
| 12" | 300QJ200-120/6 | 110 | 150 | 186-214 | 100-138 | 6" |
| 12" | 300QJ240-110/5 | 100 | 135 | 223-257 | 95-125 | 6" |
| 12" | 300QJ300-60/3 | 75 | 100 | 279-321 | 51-69 | 6" |
| 12" | 300QJ400-80/2 | 160 | 220 | 368-432 | 76-84 | 8" |
| 12" | 300QJ400-120/3 | 220 | 300 | 368-432 | 117-123 | 8" |
| 12" | 300QJ500-15/1 | 30 | 40 | 460-540 | 14-16 | 8" |
| 12" | 300QJ500-75/5 | 185 | 250 | 460-540 | 72-78 | 8" |
| 12" | 300QJ500-90/6 | 220 | 300 | 460-540 | 87-93 | 8" |
| 14" | 350QJ250-50/2 | 63 | 85 | 233-267 | 47-53 | 6" |
| 14" | 350QJ250-100/4 | 125 | 170 | 233-267 | 95-105 | 6" |
| 14" | 350QJ320-90/3 | 140 | 190 | 305-338 | 85-95 | 8" |
| 16" | 400QJ400-50/1 | 90 | 120 | 388-416 | 48-52 | 8" |
| 18" | 450QJ800-16/1 | 75 | 100 | 750-850 | 44185 | 12" |
| 18" | 450QJ1000-16/1 | 90 | 120 | 900-1200 | 44185 | 12" |
| 20" | 500QJ640-84/3 | 260 | 350 | 600-680 | 82-86 | 10" |
| 22" | 550QJ1200-18/1 | 110 | 150 | 1100-1400 | 15-22 | 16" |
| 24" | 600QJ800-50/2 | 220 | 300 | 750-850 | 23-27 | 12" |
| 24" | 600QJ800-75/3 | 300 | 400 | 750-850 | 73-77 | 12" |
| 24" | 600QJ1000-20/1 | 110 | 150 | 900-1200 | 18-22 | 12" |
Working conditions of submersible well pump:
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Three-phase power supply, voltage 380V (error less than 5%), frequency 50Hz (error less than 1%).
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Motor must be filled with clean water.
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The primary impeller of the pump should be immersed at least 2m under dynamic water level. The pump unit shall be less than 70m deep under static water level. The foot of motor shall be at least 3m above well bottom.
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Water temperatureshould not higher than 20 ℃.
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Sand content of the water (by quality) not more than 0.01%.
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Water PH 6.5~8.5.
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The content of hydrogen sulfide in watershould not be more than 1.5 mg/l.
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The content of chloridion in water shouldnot be higher than 400mg/l.
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The water source must provide enough water for the pump to work continuously.
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