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

Pump Control Panel, Control Box, Water Pump Conyrol Box manufacturer / supplier in China, offering Electrical Fire Pump Control Panel, Perfect Performance Electrical Pump Control Cabinet, Automatic Pump Flow Pressure Controller and so on.

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Supplier Homepage Product Single phase pump controller Electrical Fire Pump Control Panel

Electrical Fire Pump Control Panel

FOB Price: Get Latest Price
Min. Order: 50 Pieces
Port: Shanghai, China
Production Capacity: 5000PCS/Year
Payment Terms: T/T

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Basic Info
  • Model NO.: L921
  • Structure: Closed-Loop
  • Signal: Continuous
  • Certification: CE
  • Customized: Non-Customized
  • Size: 31*22*12
  • Degree of Protection: IP54
  • Trademark: Leading Science & Technology
  • Specification: CE
  • HS Code: 90328990
  • Task: Program
  • Mathematical Model: Linear
  • Function: Automatic Control
  • Condition: New
  • Material: Plastic
  • Weight: 2.48kgs
  • Rated Output Power: 0.37-2.2kw
  • Transport Package: Paper Carton
  • Origin: China
Product Description
Application:
Control & Protect single phase jocky pump, DOL
It  is useful in all cases we need to control and protect single jocky pump managing its turn-on and turn-off by different electric installations.

Main Spec:
Rated Input Voltage: AC 220V/50HZ, Single Phase
Rated Output Power: 0.37-2.2KW

Main Features:
-Auto/Manual switch
-Starts and stops the pump in accordance with the pressure setting.
-Push Button Calibration
-Automatically stop the pump in the case of water shortage, protecting it from drying running without sensor.
-Pump accumulative running time displaying
-Pump last five fault record displaying
-LCD displays pump running information
-Protect the pump against many pump faults
-Grade of Protection IP 54
-Visual & Audio alarm for fault prompt
-Present one dry contacting point
ModelL921
Main technical data 
.Start typeDirect on line
. Qty of controlled pumpSingle pump
. Rated input voltage:AC220V-240V Single phase
50HZ/ 60HZ
. Rated output power:0.37kw-2.2kw (0.5hp-3hp)
3-4kw (4-5.5hp)
.Capacitor:Reserved space for installing start capacitor
 
 
 
Protection function
Over load protection
Pump stalled protection
Dry run protection with sensor free
Under voltage protection
Over voltage protection
Rapid cycle protection
 
 
Application&
Control characteristic
Control and protect universal 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 water supply by pressure control through pressure switch and pressure tank
Applied for drainage by liquid level control through float switch or liquid probe
 
 
 
Other features
Pump last five faults record displaying
Pump accumulative running time displaying
Pump shaft anti-rust
Presenting one dry contact point (BA port)
Present RS485 port
Present user remote monitor
LCD screen locked function under Auto state
Push button calibration
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
IP54
Wall mounting
310×220×120mm
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