L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology

Product Details
Customization: Available
Task: Program
Structure: Closed-Loop
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  • L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
  • L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
  • L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
  • L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
  • L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
  • L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
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Basic Info.

Model NO.
L921
Mathematical Model
Non-Linear
Signal
Continuous
Function
Automatic Control
Certification
ISO: 9001, CE
Condition
New
Customized
Customized
Material
ABS
Transport Package
Paper Carton
Specification
6 pcs/carton
Trademark
Neutral
Origin
China
HS Code
9032899090
Production Capacity
100000PCS/Year

Packaging & Delivery

Package Size
25.00cm * 15.00cm * 8.00cm
Package Gross Weight
1.500kg

Product Description

Product Description

L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
NO.1 About Product

Description
Introducing our premium Electric Single Pump Control Panel (L921) - the ultimate choice for managing your water pump distribution needs with exceptional efficiency and precision.
The L921 Pump Controller stands as a sophisticated and intelligent single-phase, fully automatic device, masterfully engineered with integrated water level control for seamless operation.

Ideal for a multitude of water and wastewater tasks, whether it is water transfer, tank filling, tank emptying, or enhancing pressure in Hydro-pneumatic systems. Encased in a robust ABS enclosure for weather-resistant installation, it adapts to both Auto and Manual modes with ease.

Parameter form
General details
Model L921
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)
3kw-4kw (4hp-5.5hp)
Capacitor Reserved space for installing stsrt capacitor
 
 
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 general pump
Using water level sensor , float switch or pressure switch or level/pressure transmitter 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
Present one dry contact point(BA port)
LCD screen locked function under anto state
Present RS485 port
Present user remote monitor
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
310×220×120mm

Typical Application Example
L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology

Typical usage scenarios include
- Residential homes
- Apartments
- Vacation homes
- Agricultural farms
- Water extraction from wells
- Irrigation systems for greenhouses, gardens, agricultural lands

- Sustainable rainwater harvesting
- Industrial facilities
- Effluent tanks and sewage systems


NO.2 About us

1)Company Information
Brief Introduction
Since 2001, Hunan Leading Science & Technology Development Co., Ltd. has been at the forefront of providing advanced pump control and protection innovations to users worldwide.
Currently, Leading Science & Technology showcases a comprehensive suite of pump control panels and accessories, tailored for the global pump control and safeguarding sector.


Our extensive product lineup includes: Intelligent Pump Controllers, Sewage Pump Controllers, Booster Pump Controllers, Deep Well Pump Control Boxes, Submersible Pump Controllers, Pump Motor Starters, Programmable Logic Controllers, IoT-based Pump Controllers, and Reverse Osmosis Controllers.

For more information, please visit:
pumpcontroller.en.made-in-china.com

Our office & Team
L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology

Leading company is structured into three pivotal departments:
1. Sales Team
2. Research & Development Team
3. Production Team
Our Sales Team diligently gathers crucial technical insights from pump manufacturers, distributors, and end-users, which are then analyzed by our R&D Team. They embark on creating and testing groundbreaking pump controllers. Once perfected, our Production Team brings these innovations to life.

Through the synergy of our dedicated team members, Leading company has pioneered several cutting-edge control and protection technologies within the pump industry.

2)Our trading fair&Communication&Feedback


NO.3 Our production capacity

L921 Intelligent Water Pump Distributor Featuring Sensorless Control Technology
You are warmly invited to explore our factory and witness our operations firsthand.


N0.4 FAQ
Can i have some samples ?
Absolutely, we can provide samples for your evaluation. Please contact us for further details.
What's delivery time ?
For our standard pump control panels, the delivery timeline is typically around 7 working days.
For custom or non-standard options, please allow 15-20 days. Reach out to us for specific details.

Can I do OEM or ODM ?
Yes, we welcome OEM and ODM projects thanks to our in-house engineering team, although minimum order quantities apply.
How does your factory ensure quality control ?
At Hunan Leading Science & Technology Development Co., Ltd., our production process adheres meticulously to ISO standards, ensuring superior quality control from the selection of raw materials to the final product. Each of our control panels is meticulously assembled and undergoes rigorous testing before it is expertly packed and dispatched, guaranteeing excellence with every shipment.
What is the expected lifespan of your top-notch control panel?
Our control panel is engineered for longevity, boasting a designed lifespan of 8 years; ensuring reliable performance and peace of mind.
What does your exceptional after-sales service policy entail?
Based on the quantity ordered, we generously provide complimentary spare parts or controllers for maintenance or replacement. In addition, we offer comprehensive technical training to support seamless integration and usage.
How can I place my trust in your company?
With a rich legacy of 15 years in the manufacture and sale of superior pump control panels, we have earned the trust of numerous pump suppliers both in China and internationally. Our controllers are widely relied upon to expertly manage and safeguard their pumps and motors.

Where is your location and how can I reach you?
The journey from Guangzhou to Changsha is a breeze, taking just 1 hour by air or 2.5 hours by high-speed train.
Traveling from Shanghai to Changsha is convenient, with a 1.5-hour flight or a 5-hour high-speed train ride.
From Beijing, a flight to Changsha takes a comfortable 2.5 hours.
A swift 2-hour flight from Hong Kong will bring you to Changsha.

Send your message to this esteemed supplier and embark on a journey of excellence.

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