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Hunan Leading Science & Technology Development Co., Ltd.

Level Transmitter, Pump Control Panel, Control Box manufacturer / supplier in China, offering Single Pump Control Panel Model L921-B (Pressure Boosting Type), Pump Control Panel for Single Phase Motor (M921), Pump Controller for AC380V Three Phase Pump (L532) and so on.

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Supplier Homepage Product Pump Control Panel for Pressure Boosting Type Single Pump Control Panel Model L921-B (Pressure Boosting Type)

Single Pump Control Panel Model L921-B (Pressure Boosting Type)

FOB Price: Get Latest Price
Min. Order: 50 Pieces
Production Capacity: 5000PCS/Year
Transport Package: Paper Carton
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: L921-B
  • Structure: Closed-Loop
  • Signal: Continuous
  • Certification: CE
  • Customized: Non-Customized
  • Degree of Protection: IP54
  • Trademark: Leading Science & Technology
  • Origin: China
  • Task: Program
  • Mathematical Model: Linear
  • Function: Automatic Control
  • Condition: New
  • Material: Plastic
  • Size: 30.2*24*12
  • Specification: CE
  • HS Code: 90328990
Product Description

Single Pump Control Panel Model L921-B(Pressure Boosting Type)

Application: Control&Protect Single phase Pump for pressure boosting, DOL

Intelligent pump controller L921-B is an easy to use, programmable controlling & protection device for single booster pump.

Model L921-B is specially designed for pressure booster pumping system by adopting pressure transmitter (0.5-4.5v), pump user can easily set the different pressure value and observe the dynamic pressure value in the pipeline.


L921-B, ,


Main Spec:
Rated Inupt Voltage: AC 220V/50HZ, Single Phase
Rated Output Power: 0.75w-2.2kw

Main features:
-Single pump control
-Present pressure transmitter with 0.5-4.5v analog signal
-Easily setting the different pressure value and observing the dynamic pressure value
-Eliminates the pressure switch: Pressure setting for one pump
-Automaticlly 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.
-Auto / Manual switch
-Pump accumulative running time displaying.
-Pump last five fault record displaying.
-LCD displays pump running information.
-Protect the pump against many faults
-Grade of Protection IP 54
-Present remote monitor
-Present one dry contact point
-Visual & Audio alarm for fault prompt
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