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The LVDA Drip Irrigation System Auto Back Flushing Disc Filter is designed to provide a reliable and efficient filtration solution for drip irrigation systems. With its advanced technology and durable construction, this filter ensures that your irrigation system remains...
The LVDA Drip Irrigation System Auto Back Flushing Disc Filter is designed to provide a reliable and efficient filtration solution for drip irrigation systems. With its advanced technology and durable construction, this filter ensures that your irrigation system remains free from debris and sediment, promoting optimal water flow and system performance. Whether you're operating a farm, a manufacturing plant, or working in the energy & mining industry, this system is perfect for ensuring clean water distribution for your irrigation needs.
The LVDA Drip Irrigation System Auto Back Flushing Disc Filter is an essential component for any agricultural or industrial irrigation setup. With its high-quality construction, automatic cleaning features, and efficient filtration, this system ensures that your drip irrigation system runs smoothly, reducing maintenance and improving overall performance.

Automatic back flush disc filter
LVDA automatic disc filter is composed of a group of plates with grooves on two sides. The intersection points formed by the edges of the grooves can intercept the solid matter in the water,then effectively remove organic and inorganic matter from the raw water. The intersection points also can highly catch soft impurities and fiber soft impurities. The filtration effect is greatly improved because of the functions of surface interception and deep condensation. At the same time, the disc filter has the characteristics of efficient backwash effect, automatic continuous operation, low water consumption, small covering and reliable operation, the backwash process of the filter system can alternately run in turn. It can automatically shift between working and
backwash. In this way, it ensures continuous effluent, decreases system pressure loss. It’s very obvious that our disc filter owns
so many technology advantages.

1.Disc filtration, maximum safety
Its design and the materials guarantee a long life and high resistance.
2.HELIX system
Optimization of the performance and minimum frequency and intensity of maintenance
labors.
3.Self-cleaning filtering element
Maximum saving of water and efficiency in back flushing.
4.Wide range of filtering rate.
Filtration grades go from 20 to 400 micron.
5.Low maintenance
Without tooling. Maximum resistance, with movable parts not susceptible to wearing due to
a continuous operation.
6. Water and energy saving


Note
1: The disc head can be manually cleaned;
2: The automatic draining time of the controller can be set in 10-600 seconds, the interval time can be
set from 4 minutes to 20 days, the differential pressure can be set to 10KPa-350KPa,and The time and
pressure difference which set the condition first will control the automatic blow down.
3: The pressure during back washing must be guaranteed >: 180 Kpa. If there is no guarantee that the
Back washing pressure pump needs to be added, then the water supply needs to be interrupted during
Back washing .


It is an automatic disc-type filtration unit for drip irrigation that removes organic and inorganic particles using stacked grooved discs. It features automatic backflushing, durable construction (carbon/stainless steel), selectable filtration from 20–400 microns, and is designed to keep irrigation systems free of debris for continuous operation.
The controller monitors time and/or differential pressure and periodically triggers a backwash cycle. During backflush the disc stack is rotated and flushed to remove trapped debris, allowing continuous operation with minimal manual intervention. Backwash parameters (drain time, interval, differential pressure) are programmable.
Filter grades range from 20 to 400 microns. Choose finer (lower micron) for sensitive drip emitters or when water contains fine sediments; choose coarser (higher micron) for coarse debris or where higher flow and less frequent cleaning are acceptable. If unsure, provide a water sample or particle analysis to your supplier for recommendation.
The filter is designed to operate under system pressures of 0.2–1.0 MPa (200–1000 kPa). Individual units are rated to handle up to approximately 1000 L/hour; for larger flow requirements you can install multiple filters in parallel or consult the supplier for appropriately sized models.
The controller and automatic components are available in 220V, 380V, or a customized voltage option. Confirm the selected voltage when ordering to match your site power supply.
You can set automatic drain (backwash) time from 10 to 600 seconds, the backwash interval from 4 minutes up to 20 days, and differential pressure trigger between 10 kPa and 350 kPa. The controller will initiate backwash when either the time or pressure condition (whichever occurs first) is met.
Yes. Effective backwash requires a backwashing pressure greater than 180 kPa. If your supply cannot provide this, a booster/backwash pump must be added. Alternatively, water supply may need to be interrupted during backwashing if booster pumping is not used.
The main construction materials include carbon steel and stainless steel, chosen for durability in agricultural and industrial environments. For specific corrosive conditions (e.g., saline water or aggressive chemicals), discuss material options and coatings with the supplier to ensure compatibility.
The system is low maintenance due to automatic backflushing. Routine checks are recommended: inspect discs and seals periodically (monthly or per site conditions), verify controller settings, check for leaks, and replace worn seals or discs as needed. Manual cleaning of the disc head is possible if heavy fouling occurs.
Yes. The disc head can be manually removed and cleaned if required, which is useful after heavy contamination or before storing/inspecting the unit.
Common spare parts include disc elements, seals/gaskets, control valve components, and controller modules. Keep a set of replacement discs and seals on hand for faster servicing. Contact your supplier for an exact spare-parts list matched to your model.
It's suitable for agricultural drip irrigation, greenhouse irrigation, nurseries, and industrial water filtration applications in manufacturing, energy, and mining where reliable removal of organic/inorganic particles is required and continuous operation is desired.
The disc design and HELIX optimization minimize backwash frequency and water consumption compared with many traditional filters. Automatic targeted backwashing reduces wasted water and operator intervention, contributing to energy and labor savings.
The product includes a 1-year warranty on core components. For warranty coverage details, installation support, commissioning, and spare parts availability, contact the supplier or authorized dealer.
Common checks: verify inlet supply pressure (ensure backwash pressure >180 kPa), confirm controller settings for differential pressure and interval, inspect and clean the disc stack manually if heavily fouled, check for clogged upstream strainers, and examine seals and valves for leaks. If issues persist, contact technical support with system details and water quality information.
No approved technical specifications are available yet. Please refer to the product description or contact our team.
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