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2020-12-29

What should I do if the electric motor fire pump does not discharge water?

Under normal circumstances, we use electric motor fire pumps more often because their lift, flow, efficiency, power and other properties can meet the needs of users. They have the functions of pressurizing fire water supply and transporting water over long distances. In addition, the input The cost is relatively moderate, so when users purchase fire water pumps, they prefer electric motor fire pumps. The electric motor fire pump is mainly used to transport water. If water does not come out, it needs to be repaired. Find the cause of the fault and solve the problem in time.

2020-12-29

2020-12-29

Common names and applications of fire water pumps

I have been doing sales in this industry for some time. Customers often ask me how to select the pump used in the sprinkler system and how to select the pump used in the fire hydrant. Faced with such problems, today I have detailed Introducing the names and applications of common fire water pumps (hereinafter referred to as the pump):

2020-12-29

2020-12-29

What occasions can diesel engine water pumps be used for?

Diesel engine water pumps have a wide range of uses and can be used in the following occasions:

2020-12-29

2020-12-29

How to install a self-priming pump and what to pay attention to

The self-priming pump is a self-priming centrifugal pump. It has the advantages of compact structure, convenient operation, smooth operation, easy maintenance, high efficiency, long life, and strong self-priming ability. There is no need to install a bottom valve in the pipeline. Before starting work, you only need to ensure that there is a certain amount of pilot liquid stored in the pump body. Different liquids can use self-priming pumps made of different materials. So after buying a self-priming pump, how should you install it and what should you pay attention to? Below, please ask the pump owner to explain to us how to install the self-priming pump.

2020-12-29

2020-12-02

How to start the mechanical emergency control cabinet

Mechanical emergency pump start is suitable for all starting methods, including full pressure start and reduced pressure start. The start controller includes: direct start, star-delta start and soft start. The direct start controller is simple, and the mechanical emergency handle only needs direct action. Close the main contactor to start the pump in an emergency; the star-delta start controller requires handle operation to close the two operating contactors to start the pump in an emergency; and the soft-start controller only relies on the emergency handle operation to close the bypass contact device to achieve emergency pump start.

2020-12-02

2020-11-14

Solution to water pump mechanical seal leakage

Mechanical seals are also called end face seals. They have a pair of end faces perpendicular to the axis of rotation. Under the action of fluid pressure and compensation for mechanical external elasticity, the end faces rely on the cooperation of the seal to maintain fit with the other end and slide relative to each other to prevent fluid leakage. .

2020-11-14

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