Gold Member Since 2012
Audited Supplier
Hunan Leading Science & Technology Development Co., Ltd.

Intelligent Pump Controller, Water Pump Controller, Pump Automation manufacturer / supplier in China, offering Controller to Control and Protect Water Pump, Intelligent Water Pump Monitor (K532), Automatic Pump Control Panel M931 and so on.

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Supplier Homepage Product Single phase pump controller Controller to Control and Protect Water Pump

Controller to Control and Protect Water Pump

Purchase Qty.:
(Pieces)
100-499 500+
FOB Unit Price: US $27 US $25
Purchase Qty. (Pieces) FOB Unit Price
100-499 US $27
500+ US $25
Get Latest Price
Port: Shanghai, China
Production Capacity: 5000PCS/Year
Payment Terms: T/T, Paypal

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Basic Info
  • Model NO.: S521-5
  • Structure: Closed-Loop
  • Signal: Continuous
  • Trademark: Leading science & technology
  • Specification: CE, ISO
  • HS Code: 90328990
  • Task: Program
  • Mathematical Model: Linear
  • Weight: 0.5kgs
  • Transport Package: Paper Carton
  • Origin: Hunan, China
Product Description
Intelligent Pump Controller model S521 is an easy to use, programmable controlling & protection device for direct start, single phase deep well, submersible pump, centrifugal pump, pipeline pump etc with output power from 0.37KW to 2.2KW (0.5HP-3HP)
Model S521 has many operation modes by adopting different electric installations. An important feature that makes the difference between Model S521 and common On/Off pump control box is the probe / sensor free in the well. Our special design makes it a very reliable and sensitive protection against pump dry run without installation probe / sensor in the well.

Product application
Model S521 is useful in all cases we need to control and protect single pump managing its turn-on and turn off by different electric installations.

Typical usage scenarios include:
Houses
Flats
Holidays houses
Farms
Water supply from wells
Irrigations of greenhouses, gardens, agriculture
Rain water reuse
Industrial plants
Waste water tank / Sewage sink

Main features
. Built In function switch
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
. Computer main board and module for industrial & civil pump
. Auto / Manual switch
. 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
. Over current (over load) protection
. Under voltage protection
. Over voltage protection
. Pump motor stalled protection
. Digital voltmeter & ampere meter real-time display
. Light alarm signals of malfunction
. Push button calibration
. Light signals prompt for uncompleted parameter calibrating
. Starts and stops the pump in accordance with the different liquid level or pressure setting
. Present liquid level probe
. User friendly connection diagrams
. Integrated design, small size, easy to install


  
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