Automatic Pump Controller Ce with ISO9001: 2008

• Customization: Available
• Task: Program
• Structure: Closed-Loop
• Model NO.: S521
• Mathematical Model: Linear
• Signal: Continuous
• Control Method: Auto/Manual Control
• Rated Input Voltage: AC220V/50Hz Three Phase
• Applied Power: 0.37-2.2 Kw Pump Control Box
• Working Frequency: 50Hz/60Hz
• Transport Package: Carton
• Specification: CE, ISO9001: 2008
• Trademark: Leading
• Origin: Changsha, Hunan
• HS Code: 90328990
• Production Capacity: 5000PCS/Year

Product Description

Automatic pump controller
Since 2001, Hunan Leading Science & Technology Development Co., Ltd is the professional manufacturer of intelligent pump control system applied for monitoring and protecting of pumps in home and industry use.
Till now, Leading Science & Technology we have passed CE, ISO9001: 2008 certificate.

Main features
1. Built In function switch;
2. Applied for water supply by liquid level control through float switch;
3. Applied for water supply by pressure control through pressure switch and pressure tank;
4. Applied for drainage by liquid level control through float switch;
5. Automatic stops the pump in the case of water shortage, protecting it from dry running
Without installing float switch in the well;
6. Auto / Manual switch;
7. Dynamic LCD displaying pump running state;
8. Protect the pump against many faults;
9. Push Button Calibration;
10. Starts and stops the pump in accordance with the different liquid level or pressure setting;
11. Reserved space for installing internal start capacitor of pump motor.

Protection function
-Dry run
-Over load
-Transient surge
-Under voltage
-Over voltage
-Pump stalled
-Short circuit
-Open phase

Applications
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

Advantages
1. Water pump network remote monitor;
2. Water pump GSM message remote monitor;
3. Central group control network systems;
4. Intelligent digital water pump controller with sensor free;
5. Computer chip of intelligent digital water pump control;
6. Water pump intelligent one button fast parameter calibration;
7. Water control anti-corrosion, enviromment-friendly probe;
8. Water pump shaft anti-rust function;
9. Liquid level no sensor application;
10. Win credit grade-AAA enterprise certification;
11. Win Hunan good quality and be reliable enterprise;
12. The appointed product of Hunan flood control and drought relief command office.

Main technical characteristic
Control characteristic	Single liquidlevel control
	pressure control
Control method	Manual/Auto
Liquid levelcontrol characteristic	float switch
Pressure control characteristic	pressures witch(n/c) & pressure tank
Main technical data
Rated output power	0.37KW-2.2KW   (0.5HP-3HP)
Rated input voltage	AC220V/50HZ  Three Phase
Trip response time of overload	5sec-5min
Trip response time of short circuit	<0.1sec
Trip response time of under/over voltage	<5sec
Trip response time of dry run	6sec
Recovery time of over load	30min
Recovery time of under/over voltage	5min
Recovery time of dry run	30min
Trip voltage of over voltage	253V
Trip voltage of under voltage	175V
Protectionfunction	Dry run Over load Transient surge Under voltage Over voltage Pump stalled Short circuit
Main installation data
Working temperature	-25ºC--+55ºC
Working humidity	20%-90%RH, no drips concreted
Degree of protection	IP22
Installposition	Vertical
Unitdimensions(LxWxH)	17×15.5×8.5cm
Unitweight(net)	905g