• YW series vertical sump pump System 1
YW series vertical sump pump

YW series vertical sump pump

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
1000 unit/month

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The second-generation YW(P) series under-liquid sewage pump is a new and patented product latest developed by our company,specially for transporting various sewages under harsh working conditions and made by way of, on the basis of the existing firstgeneration product, absorbing the advanced know-how both at home and abroad and usingWQ series submersible sewage pump's hydraulic model of the most excellent performance at present.
YW series under-liquid sewage pump not only has the all superior performances of theWQ series submersible sewage pump but also greatly opens out the applocable working conditions and fields of use of the latter due to its unique form of installation.

Suitable for steel works, power plant, coal works, mine, hospital,municipal works, chemical industry, medicine, building,hotel, sea-water suction and drainage etc. trades to transport the
industrial sewage with grains and fibres, the city's lovong sewageor rain water and pure water, and also for some flow processesof chemical industry.

The medium temperature not over 50℃ ;
The medium density less than1.2 10 kg/m; need a notice at
order for over than 1.2 10 kg/m ;
The medium's PH valve between 5-11.

Q: What are the causes of pump shock?
Troubleshooting cause1. bearing damage, replace new bearings2., coupling pin, bolt damage, rubber column or metal bolt wear, change
Q: How to select metering pump head?
In metering fluoride, we recommend the use of Viton, sealed PVC pump head. For most chlorination applications, it is better to use EPDM sealed NP (plexiglass) pump head. For hydrogen peroxide mixtures, only PTFE sealed PTFE pump head or stainless steel pump head can be used
Q: What is the pump, how to classify, mainly used in where?
Classification of pumpsAccording to the principle of division:1. displacement pumpDepending on the movement of the work parts, the volume of the work increases periodically and reduces the suction and discharge of the liquid, and the pressure of the liquid increases directly by the extrusion of the working partsAccording to the different movement of moving parts, it can be divided into two types: reciprocating pump and rotary pumpAccording to the structure of the moving parts are different: piston pump and piston pump; there are gear pumps, screw pumps, vane pumps and water ring pump
Q: If you use an ordinary 15W submersible pump, put it in the tank, if the leakage, the fish will hang it?
What will happen then? The aquarium glass is an insulator. The water in the fish tank has the same potential as the live wire, and the fish is like a bird standing on the fire line. No electricity flows through their bodies, so they won't get electrocuted. But if you put your hands into the water, you will get an electric shock, because the line voltage through the water, then your body and the earth to form a loop, current flowing through your body you will get (of course, if you stand on the insulator does not get an electric shock)
Q: Why can't the inlet of centrifugal pump be negative pressure?
Therefore, the centrifugal pump inlet pressure can be negative, and negative number, should be used to pump cavitation margin and liquid saturated steam pressure parameters to specific calculation. Sometimes, the liquid saturated steam conveying pressure is very high, such as the 9 m water column, then the minimum pressure of the pump inlet should be equal to 4+9=13 meters, the atmospheric pressure is higher than 3 meters, not only for negative pressure, even higher than the atmospheric pressure to work properly.
Q: What is a positive displacement pump? He Weizheng displacement?
Includes a pump housing (10), a pump chamber (24), the pump chamber has an entrance channel (21) and an outlet check valve (17) export control channel (28), a displacement member (13), the definition of the pump cavity in a direction of movement in (24) and in a stroke section in the pump cavity (S) in reciprocating motion
Q: Rules for operation of centrifugal pumps
Operating rules:1, before starting to check whether the water pump foot loose, coupling shield, and motor fan blade cover is intact, in order to ensure the safety of equipment and personal safety.2. Check whether the inlet valve is open and open as fully as possible. Is the outlet valve closed, open the bleeder valve, exhaust until there is no air, and close the bleeder valve. At the end of the valve to the pipeline in the pump cavity filled with water.
Q: How high can the pneumatic diaphragm pump be?
Pump made of polyvinylidene fluoride (PVDF) material two, the series of pneumatic diaphragm pump belongs to the fluorine plastic pneumatic diaphragm pump is also known as the corrosion products of pneumatic diaphragm pump, diaphragm liquid contact using PTFE material, using PVDF material produced by pneumatic diaphragm pump is mainly used in corrosive the pH, mainly used for chemical liquid conveying multiple solvent, corrosion resistance effect is very good. The series of fluorine plastic pneumatic diaphragm pump in high temperature less than 93.3 degrees.POM pump material also has good resistance to solvent and abrasion resistance, low friction resistance, moisture absorption is also low, the highest temperature of such pumps within 65.5 degreesPolytetrafluoroethylene (PTFE) membrane corrosion resistance is very good, in addition to liquid metal lithium, potassium fluoride, sodium fluoride, three chlorine, three fluoride high temperature oxygen, high flow rate, almost all of the chemical liquid transport (including concentrated nitric acid and aqua regia), PTFE material the maximum temperature to 176.6 degrees. However, for the diaphragm pump product as the diaphragm moves back and forth in work, we suggest that at a temperature of 120 degrees, the prerequisite is the pump body pump must be made of metal material and plastic material. The pump is the pump of PVDF material temperature is highest in less than 93.3 degrees.
Q: What is a feed pump?
Feeding the role of the pump is to make the injection pump inlet pressure, increase the injection pump inlet pipe flow rate, in order to ensure high pressure water injection pump has sufficient supply.
Q: No negative pressure water supply equipment, both the main pump and auxiliary pump, power is not the same, how to choose the control cabinet?
1) microcomputer frequency conversion control cabinet2) water pump unit3) current stabilizing compensator4) vacuum suppressor5) all kinds of pipe fittings, valves and so on

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