Non Negative Pressure Water Supply Equipment

Conditions of use: Suitable for conveying the temperature under 60 celsius water and similar to that of liquid water, pump system working pressure of up to 11 bar.
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Product Details

Automatic Constant Pressure Variable Flow Water Water Pump Water Supply Equipment

Conditions of use: Suitable for conveying the temperature under 60 celsius water and similar to that of liquid water, pump system working pressure of up to 11 bar.
The scope of performance parameter: This series a total of 6 species, 50kinds of specifications and its


Performance parameters range:
1. Flow Q= 18~108 m3/h
2. Lift H= 30 ~ 160 m
3. Speed n=1450/2900 r/mi8
4. Power P=1.1~ 274kW


Fault phenomenon

Failure cause

Elimination methods

The manual is normal
Automatic transmission failure

1.No power supply or one or two phase power supply is needed


Check all phases of power supply and restore power supply

Water level is too low


Put water in the sink

The motor burned


Repair or replace the motor

1.Line is loose


Check wiring and tighten connectors

2.Frequency converter malfunction

Check the fault content, check the cause according to the frequency converter manual, and restart after reset.Or disconnect the inverter power supply for a few seconds, the inverter fault reset before starting.

3.The frequency converter is damaged

Repair or replace

4.Pressure switch damage

Repair or replace

5.The pressure transmitter is damaged

Repair or replace

6.Switch failure

Repair or replace

Pump non - suction pressure gauge pointer to beat violently

Insufficient water supply for perfusion, air leakage at the connection between pipeline and instrument

Check pipeline and bottom valve, refill water diversion. Tighten air leakage


The pump consumes too much power


Too much flow, impeller wear

Check whether the pump shaft is bent, replace the impeller, close the outlet valve to reduce the flow



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Water supply equipment assembling:

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Our certification:

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Order instruction:

Could you let us know flow, head and pump qty for us to serve for you better?


Welcome your inquiry by

sindy@haneyinternational.com

Tel/whatsapp:18390828699

Wechat:13669532124

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