Application: Control & protect Three phase pump, DOL
Model L531 is useful in alll 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 deepwell.
Main Spec: Rated Inp t 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 many faults
Grade of Protection IP 54
- Visual & Audio alarm for fault prompt
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