Model NO.: WQ Submersible Sewage Pump
Position of Pump Shaft: Vertical Pump
Pump Casing Combined: Single Case
Mounting Height: Submersible
Impeller: Closed
Usage: Pump
Material 1: High Chrome
Material 2: Cast Iron
Material 3: Stainless Steel
Application 1: Dredging
Application 2: Water Treatment
Application 3: Mining
Application 4: Metallurgy
Application 5: Sewage Drain
Application 6: Irrigation
Color: as Customer Requirement
Trademark: MST
Transport Package: Ply Wooden Case
Specification: DN50mm-DN600mm
Origin: China
HS Code: 8413810090
WQ Series submersible pump for waste water transferring
General Information
The Depon WQ Series Submersible Sewage Pumps are electric submersible centrifugal pumps designed for pumping waste water, effluent, and solids-laden water in municipal, industrial, mining, and civil construction applications.
Applications
Transfer of waste water, effluent, and solids
laden water for:
• Water Treatment
• Building Services
• Sumps and Basements
• Mining
• Civil Construction
• Industry
• Municipal
• Processing
Technical Data:
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| Type | Centrifugal | Submersible | Â | Â |
| Medium | Sewage | Waste water | Rain water | Living water |
| Flowrate | Min.:10m3/h | Max.:6000m3/h | Â | Â |
| Head | Min.:7m | Max.:62m | Â | Â |
Features:
• High strength cast iron pump construction.
• Impeller options are available to suit a range of applications and pumped products including single, double, or triple vane.
• 420 Stainless steel shaft.
• Built-in cooling system allows operation when motor is submerged or above water level.
• Optional external cooling available.
• Cast iron replaceable neck ring insert.
• Class F motor insulation with maximum working temperature of up to 155°C.
• IPX8 motor protection.
• Dual mechanical seals with carbide/tungsten seal faces on pump side and graphite/silicon carbide faces on motor side provide effective sealing between motor and wet end.
• Mechanical seals are oil bath lubricated.
• Motor stator incorporates three shutdown temperature control sensors which automatically detects motor temperatures at 125°C.
• Oil chamber incorporates a water leakage probe which detects when water-to-oil ratio is too high and cuts off power to prevent motor damage due to oil contamination.
• Motor incorporates water detection sensor at the top and a float switch in the bottom to detect the ingress of water and cut power to prevent motor damage.
• Available with a wide range of protective coatings and paint options.
• Optional product grinders available on request.
• Optional automatic coupling device available to enable simple maintenance and servicing.
• Mild steel outlet pipe installation with flanged connections as standard.
• Optional soft outlet pipe installation available to allow quick and simple mounting and removal when required.
• Optional fixed dry installation available with external cooling water.
Materials
| Description | Standard Material | Material Options |
| Shaft | 420 Stainless Steel | Â |
| Pump Casing | Cast Iron | SS316/ Duplex |
| Impeller | Cast Iron | SS316/ Duplex |
| Neck Ring | Cast Iron | SS316/ Duplex |
| Motor Water Jacket | Mild Steel | SS316 |
| Motor Mechanical Seal | SS304 | Â |
| Wet End Mechanical Seal | SS304 | Â |
| Motor Body | Cast Iron | SS316 |
| Oil Housing | Cast Iron | SS316 |
Conditions of use
1. Medium temperature should not be over 40°C, the density no larger than 1200kg/m³, and the PH value within 5-9.
2. During running, the pump must not be lower than the lowest liquid level.
3. The maximum diameter of the solid grain going through the pump has not be larger than 50% of the pump outlet.
Structures Description
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| Bearing | Imported and Local market brand |
| Cooling | Built-in cooling system |
| Motor | F class insulation, max. working temperature 155°C |
| Seal | Mechanical seal |
| Oil chamber | Oil can lubricate and cool the mechanical seal |
| Impeller | Optimized design |
| Pump casing | CAD/CAM design |
| Float switch | warning signal |
WQ Pump Performance
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| Item | Type | Outlet diameter (mm) | Capacity (m3/h) | Head (m) | Speed (r/min) | Power (kw) | Efficiency (%) |
| 1 | 50WQ15-8-0.75 | 50 | 10-20 | 7-10 | 2825 | 0.75 | 52 |
| 2 | 50WQ15-16-1.5 | 50 | 10-20 | 10-18 | 2840 | 1.5 | 52 |
| 3 | 65WQ30-10-2.2 | 65 | 20-45 | 8-12 | 1420 | 2.2 | 62 |
| 4 | 65WQ30-35-7.5 | 65 | 20-45 | 30-37 | 1440 | 7.5 | 50 |
| 5 | 80WQ50-35-11 | 80 | 40-75 | 27-40 | 2900 | 11 | 55 |
| 6 | 80WQ50-40-15 | 80 | 40-75 | 37-42 | 2900 | 15 | 52 |
| 7 | 100WQ80-36-18.5 | 100 | 65-120 | 30-40 | 2900 | 18.5 | 55 |
| 8 | 100WQ80-40-22 | 100 | 65-120 | 35-45 | 2900 | 22 | 55 |
| 9 | 150WQ150-40-30 | 150 | 100-200 | 33-42 | 1470 | 30 | 65 |
| 10 | 200WQ400-27-45 | 200 | 250-500 | 24-35 | 1480 | 45 | 74 |
| 11 | 250WQ500-25-55 | 250 | 400-700 | 16-22 | 980 | 55 | 74 |
| 12 | 300WQ1000-20-75 | 300 | 800-1400 | 15-23 | 990 | 75 | 82 |
| 13 | 350WQ1100-25-110 | 350 | 900-1500 | 18-30 | 980 | 110 | 76 |
| 14 | 350WQ1500-40-250 | 350 | 1200-2000 | 33-42 | 740 | 250 | 80 |
| 15 | 400WQ2000-36-280 | 400 | 1500-2800 | 27-43 | 745 | 280 | 80 |
| 16 | 500WQ3000-11-132 | 500 | 2000-4000 | 8-14 | 745 | 132 | 75 |
| 17 | 600WQ4000-12-200 | 600 | 3000-6000 | 7-16 | 745 | 200 | 72 |
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The above pump performance for reference only, details please contact us!
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FAQ
A: What kind of company you are?
Q: Shijiazhuang Depon Pump Company is professional manufacturer in pumps. After accumulation and development of many years, we have formed a complete system of pump design, selection, application, manufacture, marketing and maintenance. We have passed CE,
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