| Customization: | Available |
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| Task: | Program |
| Structure: | Closed-Loop |
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Digital Control Panel/ Single Phase Pump Smart Controller
| Model | S521 |
| Application | Control and protect universal pump, DOL |
| Main technical data | |
| . rated input voltage | AC220V-AC230V Single phase 50HZ/60HZ |
| . rated output | 0.37kw-2.2kw (0.5hp-3hp) |
| Product function / features | Over load protection Motor stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection Push button calibration Memory function when power off & recovery LCD screen displaying pump running status Signal transmission distance up to 200m Pump last five faults record displaying Pump accumulative running time displaying Overflow alarm for drainage application |
| Main installation data | |
| Working temperature | -25ºC-- +55ºC |
| Working humidity | 20%--90%RH, no drips concreted |
| Degree of protection | IP22 |
| Install position | Wall mounting |
| Unit dimension (L x W x H) | 170 x 160 x 85 mm |
| Unit weight | 852g |
Connectable sensors: Liquid probe(standard accessory)/ Pressure switch/Float switch
2001, LEADING company established, focusing on production, science and technology research and development, global sales and after sales service for intelligent pump controller in water pump market.
2002-2003, We set up the factory in Changsha city, successfully developed China's first sensor free installation intelligent deep well submersible pump controller and bring to the pump market.
2004, Obtained the national invention patent certificate, certificate of design for intelligent pump controller from China's State Intellectual Property Office (SIPO).
2005, Set up international marketing department and export to international pump market.
2006-2009, Successfully developed China's first One-Push button parameter calibration, power factor protection, anti-corrosion probe etc pump control and protection technology.
2012, Acquired the title of Hunan High Tech Enterprise from local government.
2013-2014, Leading intelligent pump controller passed the strict test, successfully become the auxiliary control unit of some big pump manufacturer overseas.
2015, Successfully launched Non-Contact Sewage Pump Control System and apply to Changsha metro sewage system.
2017, Moved into new factory and expanded production scales, Leading has gone to a new level.
2018, With the expanded production scales, our annual sales come to a top in our history.
2019-2020, Novel coronavirus overwhelming the world. All LEADING staff working tightly overcome the hard time. And we send some mask to our customer to help them out of the difficult situation.
2021, In the post-epidemic era, production and business have resumed. Sales performance reaches new highs.
2022-2024, Our products and services are sold to more than 100 countries and regions around the world.
We are committed to providing customers with better products and services. Leading is on the way. Keep moving forward!
Can i have some samples ?
Yes ,we can send you samples for testing,contact us for details
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;
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