Hunan, China
Business Type:
Manufacturer/Factory, Trading Company, Other
OEM/ODM Service
Sample Available
MEI Awards
Distributorship Cooperation

Pump Control Panel, Control Box, Water Pump Conyrol Box manufacturer / supplier in China, offering Submersible Pump Control Box L531, Water Pump Motor Protector, Perfect Performance Electrical Pump Control Cabinet and so on.

Gold Member Since 2012
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Submersible Pump Control Box L531

Get Latest Price
Purchase Qty. / Reference FOB Price
50-199 Pieces US $78
200+ Pieces US $68
Port: Shanghai, China
Production Capacity: 5000PCS/Year
Payment Terms: T/T
Task: Program
Structure: Closed-Loop
Mathematical Model: Linear
Signal: Continuous
Function: Automatic Control
Certification: CE

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Basic Info

Model NO.: L531-U
Condition: New
Customized: Non-Customized
Material: Plastic
Protection Grade: IP54
Size: 30.2*24*12
Weight: 2.3kgs
Trademark: Leading Science & Technology
Transport Package: Paper Carton
Specification: CE
Origin: China
HS Code: 90328990

Product Description


Single pump control panel L 531
Application: Control & protect three phase pump, DOL

Model L531 is useful in all cases we need to control and protect single pump managing its turn-on and turn-off by different electric installations.
Our special design makes it a very reliable and sensitive protection against pump dry running without installation of any probe/sensor in the deep well.


Main Spec:
Rated Input Voltage: AC 380V/50HZ, Three Phase
Rated Output Power: 0.75KW-4KW / 5.5KW-11KW / 15KW

Main Features:
-Built in function switch:
Applied for water supply by liquid level control or booster
Applied for drainage by liquid level control

-Auto/Manual switch
-Starts and stops the pump in accordance with the different liquid level or pressure setting.
-Push Button Calibration
-Automatically stop the pump in the case of water shortage, protecting it from drying running without installing the float switch or liquid probe in the well
-Pump accumulative running time displaying
-Pump last five fault record displaying
-LCD displays pump running information
-Protect the pump against Over /Under Voltage; Open Phase; Over Current; Pump Shaft Rust; Rapid Cycle etc.
-Grade of Protection IP 54
-Visual & Audio alarm for fault prompt

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