Одноступенчатый двойной всасывающий центробежный насос сплит насос

Сохранить в закладки 1601161021694:


Цена:324 974,70 ₽*

Количество:

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Характеристики











1、 Product overview of single stage double suction centrifugal pump:

The single-stage double suction centrifugal pump is a new type of energy-saving horizontal split pump, which is used to transport clean water or other liquids with physical and chemical properties similar to water. According to the user's demand, the pump can be used to transport muddy sand water or various corrosive liquids by changing the pump structure and material. This series of pumps are suitable for factories, mines, urban water supply and drainage, power stations, household irrigation and drainage and various water conservancy projects.

2、 Single stage double suction centrifugal pump model meaning:




3、 Features and application of double suction pump

Double suction pump is a single-stage, double suction, centrifugal pump shell. Double suction middle open pump is used for pumping clean water and liquids with physical and chemical properties similar to clear water. The maximum temperature of the liquid shall not exceed 80 ℃.
Double suction pump is suitable for factories, mines, urban water supply, power stations, water conservancy projects, farmland irrigation and drainage.
Compact structure: beautiful appearance, good stability and easy installation.
Stable operation: the optimized double suction impeller reduces the axial force to the minimum, and has a good hydraulic performance of the blade profile. After precision casting, the inner surface of the pump shell and impeller surface are extremely bright, with anti cavitation performance and high efficiency.
Installation form: no adjustment is needed during assembly, which can be based on the site conditions. Vertical or horizontal installation.










  Fault phenomenon
                        Possible causes
                Exclusion method






1. The water pump does not discharge water

a. The inlet and outlet valves are not opened, the inlet and outlet pipelines are blocked, and the runner impeller is blocked 
b.The running direction of the motor is wrong, and the speed of the motor is very slow. 
c. Air leakage of suction pipe 
d. The pump is not filled with liquid and there is air in the pump chamber 
e. The inlet water supply is insufficient, the suction head is too high, and the bottom valve leaks 
f. The pipeline resistance is too large and the pump selection is improper
a check and remove the obstruction 
b. Adjust the motor direction and tighten the motor wire.
 c. Tighten all sealing surfaces to
remove air 
d. Open the pump cover or open the exhaust valve to exhaust the air 
e。 Shutdown inspection and adjustment (this
phenomenon is easy to occur in grid connected water pipe and use with suction head) 
f. Reduce the pipeline bend, re select the
pump


2. The flow of water pump is insufficient
a. check according to 1 reason first 
b. The pipeline and the impeller of pump passage are partially blocked, and the valve opening
is insufficient due to scale deposition 
c. The voltage is low 
d. Impeller wear
A first press 1 to exclude 
b. Remove the obstruction and readjust the valve opening. 
c. Steady voltage 
d. Replace impeller


3. Excessive power
a. Use in excess of rated flow
 b。 Suction head too high 
c. Bearing wear
a. Adjust the flow and turn down the outlet valve 
b. Check and eliminate 
c. Replace the bearing


4. Noise and vibration
a. Unstable pipeline support 
b. Liquid mixed with other 
c. Cavitation occurs 
d. Bearing wear 
f。 Overload heating operation of
motor
a. Secure the piping 
b. Increase suction pressure. Exhaust c. Reduce the vacuum 
d. Replace the bearing


5. Motor heating
a. Excessive flow, overload operation 
b。 Rubbing 
c. Motor bearing damage 
d. Insufficient voltage
a. Turn down the outlet valve 
b. Check and eliminate 
c. Replace the bearing 
d. Voltage stabilization
6. Water pump leaking
                    6. Water pump leaking
a. Replacement 
b. Welding repair or replacement
 c. Trimming d. Fastening










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