M931 Automatic Control Box for Submersible Water Pump with 380V Power

Product Description

Product Description

NO.1 About Product

Description
Introducing the Smart Three-Phase Pump Controller (M931) - Perfect for Homes and Farms!

The innovative Model M931 offers multiple operation modes through diverse electrical installations. Unlike traditional On/Off pump control boxes, the M931 stands out with its unique design that eliminates the need for a probe/sensor in the well. This design ensures unparalleled reliability and sensitivity, providing robust protection against pump dry run without requiring a probe/sensor installation.

Parameter form

General details
Model	M931
Main technical data
Start type	Direct on line
Qty of controlled pump	Single pump
Protection method	Real motor running ampere
Rated input voltage	AC380V Single phase 50HZ/ 60HZ
Rated output power	0. 75kw-4kw (1hp-5.5hp) 5.5kw-11kw (7.5hp-15hp) 15kw (20hp)
Protection function	Over load protection Pump stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection Repeat start protection Phase unbalance protection Phase reversal protection Open phase 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 Applied for drainage by level transmitter Applied for water supply bu pressure transmitter Applied for water supply by level transmitter
Other features	Pump last five faults record displaying Pump accumulative running time displaying Pump shaft anti-rust LCD screen locked function under anto state Present RS485 port
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 250×197×114mm

Typical Application Example


Typical usage scenarios include
- Residential Houses
- Apartment Flats
- Holiday Homes
- Agricultural Farms
- Water Supply Systems from Wells
- Irrigation Systems for Greenhouses, Gardens, and Agricultural Lands
- Rainwater Reuse Systems
- Industrial Facilities
- Wastewater Tanks and Sewage Sinks

NO.2 About us

1)Company Information
Brief Introduction
Established in 2001, Hunan Leading Science & Technology Development Co., Ltd. has specialized in delivering advanced pump control and protection solutions to a diverse range of pump users.
Today, Hunan Leading Science & Technology Development Co., Ltd. stands as a pioneer, offering an extensive selection of pump control panels and accessories, dedicated to serving the pump control and protection industry.

Our innovative 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 Pump Controllers, and Reverse Osmosis Controllers.

For further insights and information, please visit our website: pumpcontroller.en.made-in-china.com

Our office & Team

Our dynamic company is structured into three primary departments:
1. Sales Team
2. Research & Development (R&D) Team
3. Production Team
The Sales Team gathers vital information and technical specifications from pump manufacturers, distributors, and users, which are then relayed to our R&D Team. The R&D Team conducts thorough evaluations, initiating research, development, and testing of the pump controllers. Once validated, our Production Team takes charge of manufacturing.

Through the seamless collaboration of our dedicated team members, our company has been at the forefront of developing groundbreaking control and protection technologies for the pump industry.

2)Our trading fair&Communication&Feedback

NO.3 Our production capacity

We warmly invite you to embark on a factory field trip and discover our production capabilities firsthand.

N0.4 FAQ
Can I request samples for evaluation?
Absolutely! We can provide you with samples for testing. Please contact us for further details and arrangements.
What is the standard delivery time?
For standard pump control panels, delivery typically takes about 7 working days.
For non-standard products, the delivery timeframe is usually 15-20 days. Please reach out to us for more specific details.
Is OEM or ODM service available?
Yes, we offer OEM and ODM services, supported by our skilled engineering team. However, please note that there is a minimum order quantity requirement.
How does your factory ensure quality control?
At Hunan Leading Science & Technology Development Co., Ltd., we adhere to the highest standards of quality and precision. Our production process is meticulously aligned with ISO standards, ensuring that quality is seamlessly controlled from the sourcing of raw materials to the final touches on the finished product. Each Automatic Control Box for Submersible Water Pump with 380V Power is fully assembled and subjected to rigorous testing protocols before being carefully packed and shipped.
What is the anticipated lifespan of your control panel?
The Automatic Control Box is meticulously designed to offer a remarkable lifespan of 8 years, ensuring longevity and reliable performance.
Could you elaborate on your after-sales service policy?
Our commitment to unparalleled customer satisfaction extends to our after-sales service. Depending on the order quantity, we generously provide complimentary spare parts or controllers for maintenance or replacement purposes, along with comprehensive technical training to ensure seamless operation.
What assurances do you provide to earn my trust?
With a decade and a half of expertise in the pump control panel industry, Hunan Leading Science & Technology Development Co., Ltd. has been a trusted partner for numerous pump suppliers both within China and globally. Our controllers are renowned for their reliability in managing and safeguarding pumps and motors.
Where is your location and transportation guide?
Traveling from Guangzhou to our location in Changsha is convenient, taking just 1 hour by air or 2.5 hours via high-speed train.
A journey from Shanghai to Changsha is efficient, with flights taking 1.5 hours and high-speed trains covering the distance in 5 hours.
From Beijing, you can reach Changsha in just 2.5 hours by air, making visits quick and easy.
Flying from Hong Kong to Changsha is smooth and efficient, taking only 2 hours.