Intelligent Water Pump Controller Dol Start Type

• Customization: Available
• Task: Program
• Structure: Closed-Loop
• Model NO.: S521
• Mathematical Model: Linear
• Signal: Continuous
• Function: Automatic Control, Protection, Monitoring
• Certification: CCC, ISO: 9001, CE
• Condition: Used
• Customized: Non-Customized
• Transport Package: Shipping Carton
• Specification: CE
• Trademark: Leading Science & Technology
• Origin: China
• HS Code: 90328990
• Production Capacity: 5000PCS/Year

Product Description

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
 
 
Feature advantage :
 

• Enough space for installing one capacitor inside
• Push button calibration
• Memory function when power off & recovery
• Over load protection
• Pump stalled protection
• Dry run protection with sensor free
• Under voltage protection
• Over voltage protection

Main installation data :
 
• Working temperature: -25ºC-- +55ºC
• Working humidity: 20%--90%RH, no drips concreted
• Degree of protection: IP22
• Install position: Wall mounting
• Unit dimension (L x W x H): 170 x 155 x 85 mm
 
Technic parameter :
 

Control characteristic	Double liquid level control
	Pressure control
Control method	Auto / Manual
Liquid level control charactersitic	Liquid probe / float switch
Pressure control characteristic	Pressure switch / pressure tank
Trip response time of overload	5sec-5min
Trip response tiime of dry run	6 sec
Recovery time of over load	30 min
Recovery time of under / over voltage	5 min
Recovery time of dry run	30 min
Trip voltage of over voltage	253V
Trip voltage of under voltage	175V