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Zhejiang Yonjou Technology Co., Ltd.

Non-Negative Pressure Water Supply System, Water Treatment Equipment, Centrifugal Pump manufacturer / supplier in China, offering Non-Negative Pressure Water Supply System in a Building, Yonjou Brand High Quality Submersible Slurry Pump, Yonjou Brand Submersible Centrifugal Water Pump and so on.

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Supplier Homepage Product Water Supply Equipment Non-Negative Pressure Water Supply System in a Building

Non-Negative Pressure Water Supply System in a Building

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Shanghai, China
Production Capacity: 500PCS/Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: GDL
  • Usage: Water Supply
  • Style: Network Type
  • Certification: CE
  • Power: Electric
  • Size: 50~300mm
  • Color: Any
  • Structure: Multistage Pump
  • Pressure: High Pressure
  • Transport Package: Plywood Case
  • Origin: China
  • Type: Ozone Water Purifier
  • Motive Force: Electric power
  • Performance: Efficient Filtration
  • Application: Water Supply
  • Package: Plywood Case
  • Material: Stainless Steel
  • Fuel: Diesel
  • Theory: Multistage Pump
  • Trademark: YONJOU
  • Specification: standard
  • HS Code: 841311000
Product Description


water supply system in a building 
1. Removable, Portable, transportable 
2. Convienient 
3. Controlled Flow and Head 

Non-negative Pressure Water supply system


water supply system in a building  is our new design, which is used for building water supply,  fire fighting, flood, water supply station and so on. The systerm is controlled by Variable-frequency Drive, VFD.

Once you have this pump systerm, you do not need pump station any more, especial using in Prairie, Desert, city water supply, if the water source changed, you only move the pump container will be ok.


>>>Main Features:

  1. Automatic control of constant water pressure
  2. Set the pressure directly in the operator.
  3. Built-in pressure or flow sensors, water level switch signal interface.
  4. P.I.D control unmanned automatic monitoring of water pumps stoped function (dormant).
  5. No need to configure the PLC can realize automatic alternating pump function.
  6. Power outages or low water level automatically actived after the restore operation.
  7. Controlle by thermostat.
  8. Many pump-linked run-time, regular rotation as the master pump,so that the pump balanced working hours to prevent the pump speed of die wear and rust.
  9. Adequate operation status monitoring, and complete motor protection features, simple operation.
  10. To adapt to a variety of sensor signals:Pressure sensors, transmissible pressure gauge, eletric contact pressure gauges and pressure switches.


>>>Full-automatic Control (Easy and Safe Controlling)

1. Solenoid Valve: Pressure backflow protection

2. Flow Sensor

3.Vacuum Pressure Sensor: Can know the inlet pressure,  once the valves all colosed,  will start reflux. 

4. Flow Switch: if no water pass, the pump will stop working
Non-Negative Pressure Water Supply System in a Building
>>>Prodution Pictures:
Non-Negative Pressure Water Supply System in a Building

>>>Main application:

1.Residential water supply: High building, residential area, villa, etc.

2.Public places: Hospital, university, gymnasium, golf course, airport, etc.

3.Commercial building: Hotel, office building, department store, large-scale sauna center.

4.Irrigation: Park, playing round, garden, farm, etc.

5.Manufacturing industry: Manufacturing, lavation equipment, food industry, factory, etc.

6.Other: Rebuild of water pool or other form.


>>>Our package: strong enough during delivery by air or by sea for long time

Small pump: Styrofoam with Carton Box

       (If has several cartons, we will use plastic film and steel bar to package them together )

Big pump: Plywood Case or Steel Bar with Plastic Film

       (One set  per Case or Several sets per Case, according to the pump size and quantity, or customer's request)

Non-Negative Pressure Water Supply System in a Building

>>>FAQ--- Frequently Asked Question
1. How to get our quotation in time, pls answer following questions:
    1)What liquid do you transfer? Oil, Water, Food or Corrosive Chemical liquid, with solid particle or not, and so on~
    2) What's the flow or capcity (m3/h, L/m)?
    3) What's the discharge head (m, feet, Mpa, bar )
        If you do not have any request, we will do as our normal standard.
3. MOQ: 1set
4. Shipping ways: By sea, By air, By express
5. Lead time: 3-15days
6. Term of payment: 100% T/T, Aliexpress, L/C, Westunion
7. Why choose us: 26years experiences manufacturer
                                         Good quality with competitive pirce
                                         ISO2009:8001, CE certificate
                                         Professional after-sales service
8. Warranty Period:
1) Please operate according to pump productdescription. If you have any questions of pumps, kindly contact us, we will offer you the most professional and the best service.
2) We guarantee our products for a period of ONE YEAR from date of dispatch from our factory (The warranty doens't apply to wearing parts).
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Ms. Marcia Chen
Sales Director
To: Ms. Marcia Chen

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