Three Phase Water Pump Control Panel

• Task: Program
• Structure: Closed-Loop
• Mathematical Model: Linear
• Signal: Continuous
• Rated Output Power: 0.75-4kw 5.5-7.5kw
• Rated Input Voltage: AC380V/50Hz
• Model NO.: M931
• Working Temperature: -25oc -- +55oc
• Working Humidity: 20% - 90%Rh
• Transport Package: Carton
• Specification: CE, ISO9001: 2008
• Trademark: Leading
• Origin: Changsha, Hunan
• HS Code: 90328990
• Production Capacity: 5000PCS/Year

Product Description

Three phase water pump control panel 
Intelligent Pump Controller model M931 is an easy to use, programmable controlling & protection device for direct start, three phase deep well submersible pump, centrifugal pump, pipeline pump etc with
output power from 0.75KW to 7.5KW (1HP-10HP)
 

About us 

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;

Leading Science & Technology has established stable relations with many pump producers and distributors from China and overseas.

Till now, Leading Science & Technology we have passed CE, ISO9001: 2008 certificate.



Main features
1.Built In function switch:
   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 4.Drainage by liquid level control through float switch or liquid probe;
2.Automatic stops the pump in the case of water shortage, protecting it from dry running
   without installing float switch or liquid probe in the well;
3.Auto / Manual switch;
4.Dynamic LCD displaying pump running state;
5.Protect the pump against many faults;
6.Push Button Calibration;
7.Pump Accumulative Running Time Displaying;
8.Pump Last Five Fault Record Displaying;
9.RS485 Communication;
10.Starts and stops the pump in accordance with the different liquid level or pressure setting.



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



Our 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 technica lcharacteristic
Control characteristic	double liquid level control
	pressure control
Control method	Manual/Auto
Liquid level control characteristic	pulse electrode probe&float switch
Pressure control characteristic	pressure switch (n/c) & pressuretank
Main technical data
Rated output power	0.75-4KW(1HP-5.5HP) 5.5-7.5KW(7.5HP-10HP)
Rated input voltage	AC380V/50HZ  ThreePhase
Trip response time of overload	5sec-5min
Trip response time of open phase	<2sec
Trip response time of short circuit	<0.1sec
Trip response time of under/overvoltage	<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	437V
Trip voltage of under voltage	301V
Liquid level transfer distance	≤1000m
Protectionfunction	Dry run Over load Transient surge Under voltage Over voltage Open phase Pump stalled Short circuit
Main installation data
Working temperature	-25ºC--+55ºC
Working humidity	20%-90%RH,no drip sconcreted
Degree of protection	IP22
Install position	Vertical
Unit dimensions(LxWxH)	16x8.2x22.8cm
Unit weight(net)	1.3kg
RS485 technicaldata
Physics Interface	RS485 Bus Interface:asynchronism  semiduplex
Baudrate	1200bps\2400bps\4800bps\9600bps Default:9600bps
Protocol type	MODBUS Protocol (RTU)