centrifugal large flow twin impeller pump
Product Description
centrifugal large flow twin impeller pump
Split case pumps Introduction
Type QS pumps are single stage, double suction with horizontally split casings.They are suitable for pumping clean water or liquid similar to it in physical and chemical properties at a temperature not exceedding 80 °C ( for common material ) .
The main components of QS,QSH pump are listed as follows:lower half casing , upper half casing , impeller , shaft , double suction sealing , shaft sleeve , bearing housings , and couplings .
Split case pumps Feature
| 1. Large flow rate |
| 2. Operation stability |
| 3. Double-volute structure |
| 4. Resonable price |
| 5. OEM available |
1.Pump casing made of gray cast iron, ductile iron or cast steel. |
2.Impeller made of gray cast iron, silicon brass or stainless steel. |
3.Spindle in stainless steel or high carbon steel. |
4.Other materials can be used upon requirement. |
Split case pumps Parameter
| Type | Flow(m3/h) | Head(m) | Speed(rpm) | Power(KW) |
| QS150 | 112--220 | 35--84 | 2900 | 30--55 |
| QS200 | 160--351 | 31--100 | 2900 | 37--110 |
| QS250 | 324--612 | 8.6--65.1 | 1450 | 22--132 |
| QS300 | 504--1663 | 8.7--140 | 1450--1470 | 22--680 |
| QS350 | 745--1570 | 10--125 | 1450--1470 | 55--630 |
| QS400 | 900--1620 | 32--85.5 | 980--1480 | 440--500 |
| QS500 | 1150--3800 | 10.6--108 | 740--970 | 110--800 |
| QS600 | 2300--4000 | 13--80 | 730--970 | 145--730 |
| QS700 | 2111--4896 | 39.5--99.5 | 742--980 | 397--1252 |
| QS800 | 3960--6878 | 23--84 | 600--750 | 450--1600 |
| QS1000 | 6600--9900 | 32--52 | 600 | 1250 |
| QS1200 | 5832--14400 | 6--95.7 | 500--745 | 710--3450 |
Split case pumps Structure
Wearing Rings
Pump casing shall be fitted with replaceable bronze wearing rings.
Impeller
Bronze, double suction, fully enclosed type. Dynamically balanced.
Shaft
Carbon steel, C1045, designed for minimum deflection and vibration.
Shaft Sleeves
Sleeves shall be stainless steel 304, and form components of the cartridge mechanical seals.
Mechanical Seals
Each seal chamber shall be fitted with a cartridge type mechanical seal.
The seal component shall be of stainless steel construction with carbon vs ceramic faces and EPDM secondary seal.
The mechanical seal, shaft sleeve and seal plate shall be easily removable as a single component.
Provide seal plates with factory installed flush lines.
Bearings
Supply dust tight deep groove ball bearings. With permanently sealed grease type lubrication.
Bearings shall be mounted in cartridge type housings, that are replaceable without opening the pump casing.
Bearings shall be removable by simply rotating the removal nut behind the bearing. No special tools or pullers are to be necessary.
Motor
Motor Horsepower ratings shown on the schedule are minimum acceptable and have been sized for continuous operation without exceeding full load nameplate rating over the entire pump curve, exclusive of motor service factor.
Split case pumps Application
Industry | Plumbing Applications |
General water supply | Circulation of HVAC building systems , water booster service , boiler feed , general circulation service and more . |
Agriculture / Food / Beverage | Irrigation , water supply , food processing , beverage processing , fertilizers . |
Manufacturing | Pulp and paper fans , plastic & rubber , metal & steel , pharmaceutical , paper mills , air wash , marine ballast service . |
Fire / Disaster Relief | Fire pumps , fire protection , flood control , disaster relief , federal / military . |
Utilities : Water / Wastewater | Power Generation stations , dewatering , desalination , energy recovery turbines |
Chemical / Mining | Chemical plants , refineries , petroleum distribution , coal sites , ethylene glycol pumping . |
Application on site
Split case pumps packing and shipping
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Our pumps export to over 90 countries all over the world in mining, power plant, dredging and dredge, hydraulic, irrigation, pulp transfer, chemical, construction, sea water and oil & gas transfer etc.
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Product Categories : Water Pump > QS Split Case Pump
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