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Three Phase Booster Pump Controller For One Pump Control And Protection

Hunan Leading Science and Technology Development Co.,Ltd
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Hunan Leading Science and Technology Development Co.,Ltd
City: Changsha
Province/State: Hunan
Country/Region: China
Tel: 86-731-84471500
Contact Person:
Mr Steven Ma

Three Phase Booster Pump Controller For One Pump Control And Protection

Brand Name : Leading
Model Number : L931-B
Certification : CE / ISO
Place of Origin : China
MOQ : 1 set
Price : Negotiable
Payment Terms : L/C, T/T, Western Union , Paypal
Supply Ability : 500 pcs per month
Delivery Time : 30 days upon order confirmed
Packaging Details : Paper carton
Start : DOL
Frequency : 50HZ
MCB : CHNT brand
Enclosure type : Plastic
Install position : Wall mounting
Protection grade : IP54
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Three Phase Booster Pump Ccontroller , One Pump Control and Protection​



General detail:
ApplicationControl & protect booster pump only
Main technical data
.Start typeDirect on line
. Qty of controlled pumpSingle pump
. Rated input voltage:

AC380V Three phase

50HZ/ 60HZ

. Rated output power:

0. 75kw-4kw (1 hp-5. 5hp)
5. 5kw-11kw (7.5hp-15hp)

15kw (20hp)

Protection function

Over load protection

Pump stalled protection

Dry run protection

Under voltage protection

Over voltage protection

Repeat start protection

Phase unbalance protection

Phase reversal protection

Open phase protection

Control characteristic

Connecting 0.5-4.5V pressure transmitter to replace pressure switch

Pump start and stop according to different pressure value setting

Other features

LCD screen displaying dynamic real time pressure value

Pump start and stop pressure value can be easily setting on the LCD screen

Pump accumulative running time recording

Pump last five faults record displaying

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)

-25℃-- +55℃

20%--90%RH, no drips concreted


Wall mounting

310 x 220x 120mm

Main installation data:

Working temperature: -25 -- +25 centigrade
Working humidity :20% -- 90% RH, no drips concreted
Install position :Wall mounting
Degree of protection :IP54

Technic parameter :

Control characteristic
Pressure control
Control methodAuto / Manual
Pressure control characteristicPressure switch / pressure tank
Trip response time of overload5sec-5min
Trip response tiime of dry run6 sec
Recovery time of over load30 min
Recovery time of under / over voltage5 min
Recovery time of dry run30 min
Trip voltage of over voltage437V
Trip voltage of under voltage301V


  • Can i have some samples ?
  • Yes ,we can send you samples for testing,contact us for details

  • What’s delivery time ?
  • For standard pump control panel ,it usually takes about 7 working days;
  • For non-standard,it usually takes 15-20days ,please contact us for details;

  • Can I do OEM or ODM ?
  • Yes,we have our own engineering team and we do accept OEM and ODM,but there is ordering quantity requirement;

  • How does your factory do the quality control ?
  • Our production process follow up the ISO standard and we control the product quality from the raw materials to the finished product,each of our control panel will be fully assembled and strictly tested before packing and shipping ;

  • What is the approximate life time for your control panel ;
  • The designed life time of control panel is 8 years ;

  • what is your after sales service policy
  • According to the ordering quantity,we will give some free spare parts or controller for maintenance or replacement and we will give technical training;

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