
Working Principle
* Submersible recirculating pump startup and Suction
The submersible recirculating pump in a sewage or treatment tank creates negative pressure as the impeller rotates, drawing water into the pump.
* Water Flow Through Wall Pipe
The wall pipe allows liquid to pass between tank sections, reducing external piping and improving efficiency.
* Submersible recirculating pump liquid Recirculation
The pressurized flow ensures uniform recirculation, mainly for returning activated sludge and recirculating nitrified liquid in treatment tanks.
Installation Reference
Regarding the installation of the submersible recirculation pump, we can recommend the most suitable installation system based on the actual site conditions to ensure a smooth installation process.

Installation

Company Profile
VIVA-MIX is a sub-brand of Henan ECO Environmental Equipment CO.,Ltd.
Our factory located in a famous historic city--- Nanjing, Jiangsu Province, specialize in manufacturing submersible mixers, vertical mixers and aeration mechanical & devices for wastewater treatment applications. Guided by our corporate philosophy of "Technology Leads, Quality Survival," we continually study and research cutting-edge technologies and innovative processes from top domestic and international products. By integrating these advancements with working site experiences, we have developed a unique series of products that stand out in the wastewater treatment field.
Our core product range includes energy-saving submersible mixers& recirculation pumps, standard submersible mixers & recirculation pumps , mixers designed specifically for MBBR fillers, hyperbolic mixer& other paddle type vertical mixers, submersible(jet) aerators and various membrane type air diffuser along with installation kits. All our products have been verified by authoritative national testing agencies. Over the past decade, our equipment has been widely deployed in municipal sewage treatment plants and industrial wastewater projects across various sectors, proving its durability and market reliability. We have exported our product to to over 100 countries and regions and enjoy a good reputation among our customers.
To date, our company has been awarded four invention patents and twenty-five utility model patents, with certifications of ISO quality management system, ISO environmental management system, ISO occupational health and safety management system.
Dedicated to continuous self-improvement and product optimization, We looking forward to walking the path of environmental protection with you!
Parameters Table
Below is the model diagram of the submersible recirculating pump. Additionally, we offer customized models tailored to customer requirements and specific operating conditions to ensure optimal performance for various applications.
|
VM-QHB400 |
|
|
Parameter |
|
|
Discharqe diameter,mm |
400 |
|
Numbers of blades |
3 |
|
Nominal Rotation Speed,rpm |
740/960 |
|
Drive Type |
Direct Drive |
|
Motor Power, kW |
1.5/2/3/4 |
|
Motor case material |
S.S 304/S.S.316 |
|
Impeller material |
S.S 304/S.S.316 |
|
Shaft Material |
S.S 420 |
|
FRAME Material |
S.S304/S.S316 |
|
Mechnical Seal |
Tungsten Carbide |
|
Bearings |
NSK |
|
VM-QHB600 |
|
|
Parameter |
|
|
Discharqe diameter,mm |
600 |
|
Numbers of blades |
3 |
|
Nominal Rotation Speed,rpm |
480 |
|
Drive Type |
Direct Drive |
|
Motor Power, kW |
4/5/7.5/10/15 |
|
Motor case material |
S.S 304/S.S.316 |
|
Impeller material |
S.S 304/S.S.316 |
|
Shaft Material |
S.S 420 |
|
FRAME Material |
S.S304/S.S316 |
|
Mechnical Seal |
Tungsten Carbide |
|
Bearings |
NSK |
|
VM-QHB800 |
|
|
Parameter |
|
|
Discharqe diameter,mm |
800 |
|
Numbers of blades |
3 |
|
Nominal Rotation Speed,rpm |
480 |
|
Drive Type |
Direct Drive |
|
Motor Power, kW |
15/18.5/22 |
|
Motor case material |
S.S 304/S.S.316 |
|
Impeller material |
S.S 304/S.S.316 |
|
Shaft Material |
S.S 420 |
|
FRAME Material |
S.S304/S.S316 |
|
Mechnical Seal |
Tungsten Carbide |
|
Bearings |
NSK |
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