Single Motor Controller for Water Pump

• Task: Program
• Structure: Closed-Loop
• Mathematical Model: Linear
• Signal: Continuous
• Certification: ISO: 9001, CE
• Control Qty: One Pump
• Model NO.: L521
• Control Type: Full Automatic
• Ptotection Grade: IP54
• Transport Package: Paper Carton
• Specification: CE
• Trademark: Leading Science & Technology
• Origin: China
• HS Code: 90328990
• Production Capacity: 5000PCS/Year

Product Description

Main Spec:
Rated Input Voltage: AC 220V/50HZ,Single Phase
Rated Output Power:0.37-2.2KW/3-4KW
 
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 ;Over Current; Pump Shaft Rust ;Rapid Cycle etc.
-Grade of Protection IP 54
-Visual & Audio alarm for fault prompt

General detail:
Model	L521
Main technical data
.Start type	Direct on line
. Qty of controlled pump	Single 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)
Protection function	Over load protection Pump stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection Repeat start 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 x 220x 1 20mm