Cutting-Edge Pump Control Solution with Dry Run Safeguard

• Customization: Available
• Task: Program
• Structure: Closed-Loop
• Model NO.: M521
• Mathematical Model: Linear
• Signal: Continuous
• Function: Automatic Control, Protection, Measurement
• Certification: ISO: 9001, CE
• Condition: New
• Customized: Customized
• Material: ABS
• Rated Output Power: 0.37kw-2.2kw (0.5HP-3HP)
• Protection Grade: IP22
• Rated Input Voltage: AC220V/AC230V Single Phase
• Weight: 1.3kg
• Transport Package: Paper Carton
• Specification: 228*160*82mm
• Trademark: LEADING
• Origin: China
• HS Code: 9032099899
• Production Capacity: 5000
• Package Size: 26.00cm * 17.00cm * 11.00cm
• Package Gross Weight: 1.500kg

Product Description

 

Detailed Photos

Digital Pump Control Panel/ Single Phase Pump Smart Controller

      

LCD screen displaying pump running status

Product Specifications

Model	M521
Main technical data
Start type	Direct on line
Qty of controlled pump	Single pump
Rated input voltage	AC220V-240V Single phase 50HZ/ 60HZ
Rated output power	0. 37kw-2.2kw (0.5 hp-3hp)
Protection function	Over load protection Pump stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection
Application & Control characteristic	Control and protect general pump Using water level sensor, float switch or pressure switch to control pump start and stop Applied for water supply by liquid level control through float switch or liquid probe Applied for booster by pressure control through pressure switch and pressure tank Applied for drainage by liquid level control through float switch or liquid probe
Other features	Push button calibration Memory function when power off & recovery Pump last five faults record displaying Pump accumulative running time displaying
Main installation data
Working temperature Working humidity Degree of protection Install position Unit dimension (L x W x H)	-25ºC-- +55ºC 20%--90%RH, no drips concreted IP22 Wall mounting 228×160×82mm
Unit weight	1.3kg

 

Function switch setting

Connectable sensors: Liquid probe(standard accessory)/ Pressure switch/Float switch
 

Technical Parameters

Company history

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!

 

Manufacturing facility/ability

Payment terms/ Delivery terms

FAQ

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;

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.

Where is your location and transportation guide?
From Guangzhou to Changsha takes 1hour by air, 2.5hour by high speed train
From Shanghai to Changsha takes 1.5hour by air, 5hour by high speed train
From Beijing to Changsha takes 2.5hour by air
From Hong Kong to Changsha takes 2hour by air