2017年2月9日星期四

How to choose a fountain pump

Fountain pump is mainly used in fountains, is the fountain of power, is one of the important fountain equipment. Fountain pump quality and performance of the pump has a vital role.

Fountain pump to choose:

First, the standardization of fountain pump:

1, the standardization of pumps Standard pump is the state in accordance with ISO requirements, development, implementation of the latest model of the pump. Its main features are small size, light weight, excellent performance, easy operation, long life, low energy consumption. It represents the current trend of the pump industry.

2, what brand of water pump as a user, due to the limitations of expertise, it is difficult to decide, the best way is to consult the water pump experts. If no one consultation, may wish to consult some of the old pump users, especially those with their own conditions of use are similar to those users to buy trustworthy, reliable quality and more mature products, after all, a wise choice. At the same time, should be based on the local power supply to decide to use single-phase or three-phase pump.

Second, select the pump to meet the requirements of the lift, head selection. The so-called lift is the required lift, but not the height of water, a clear choice for this pump is particularly important. Water pump lift is about 1.15 ~ 1.20 times the height of water. Such as a water source to the water at a vertical height of 20 meters, the required lift is about 23 to 24 meters. Select the pump should make the pump nameplate on the head and the desired head close to the best, this case, the pump the highest efficiency, the use will be more economical. But not necessarily require absolute equality, as long as the general deviation of not more than 20%, the pump can work in a more energy-saving circumstances.

Third, select the appropriate flow pump, that is, the water, generally should not be elected too large, otherwise, will increase the cost of buying pumps. Specific analysis should be specific issues, such as the user's own draft with self-priming pumps, flow should be selected as small as possible; such as the user with the submersible pump, you can select the appropriate flow of some.

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