Detailed Product Description
| Phase: | Three Phase | Pump Controlled Quantity: | One Pump |
|---|---|---|---|
| Enclosure Protection Grade: | IP54 | Install Position: | Wall Mounting |
| Displaying :: | LCD Display | Liquid Level Transfer Distance: | ≤1000m |
Intelligent Digital Three Phase Water Pump Control Panel- Auto / Manual , One Button Calibration ,With LCD Displaying
Product Brief:
L931 Pump controller ,is a smart and intelligent three phase fully automatic pump controller with built-in water level control .
It is very useful in water and waste water applications,be it water transfer ,tank filling ,tank emptying or even pressure boosting in Hydro-pneumatic applications.It comes in an ABS enclosure for weather-proof installation.it is suitable for Auto/Manual operation.
| Model | L931 |
| Main technical data | |
| Start type | Direct on line |
| Qty of controlled pump | One pump |
| Rated input voltage: | AC380V Single phase 50HZ/ 60HZ |
| Rated output power: | 0.75KW-15KW (1HP-20HP) |
| Capacitor: | N/M |
| Protection Offered: | Dry run Over load Transient surge Under voltage Over voltage Open phase Pump shaft rust protection Pump stalled Short circuit Over temp Three phase unbalance Phase reversal Repeated start |
| Application & Control characteristic |
Control and protect universal pump Using water level sensor or float switch to control pump start and stop Applied for water supply by liquid level control through float switch or liquid probe Applied for water supply by pressure control through pressure switch and pressure tank Applied for drainage by liquid level control through float switch or liquid probe |
| Â Other features | Push button calibration Memory function when power off & recovery Interactive LCD Screen  |
| Main installation data | |
| Working temperature Working humidity Degree of protection Install position Unit dimension (L x W x H) |
-25℃– +55℃ 20%–90%RH, no drips concreted IP22 Wall mounting 1 70× 1 55× 8.5mm |
Main features:
â– Automatic stops the pump in the case of water shortage, protecting it from dry running
without installing float switch or liquid probe in the well
â– Auto / Manual switch
â– Dynamic LCD displaying pump running state
â– Push Button Calibration
â– Pump Accumulative Running Time Displaying
â– Pump Last Five Fault Record Displaying
â– RS485 Communication
â– Starts and stops the pump in accordance with the different liquid level or pressure setting
FAQ
- Can i have some samples ?
Yes ,we can send you samples for testing,contact us for details
2) What’s delivery time ?
For standard pump control panel ,it usually takes about 7 working days;
For non-standard,it usually takes 15-20days ,please contact us for details;
- Can I do OEM or ODM ?
Yes,we have our own engineering team and we do accept OEM and ODM,but there is ordering quantity requirement;
- How does your factory do the quality control ?
Our production process follow up the ISO standard and we control the product quality from the raw materials to the finished product,each of our control panel will be fully assembled and strictly tested before packing and shipping ;
- What is the approximate life time for your control panel /
The designed life time of control panel is 8 years ;
- what is your after sales service policy
According to the ordering quantity,we will give some free spare parts or controller for maintenance or replacement and we will give technical training;
- How can i trust you ?
We have being developing the pump control panel manufacturing and selling for 15 years ,now many pump supplier from China and overseas are using our controller to control and protect their pump and motor.
