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Float valve balanced type J210

Float valve balanced type J210

Float valve balanced type J210

Product catalog summary
Description
  • Performance: The valve is a balanced type with progressive operation and low head loss.
  • Design: Features include compactness, a PEHD float, and full epoxy coating.
  • No adjustments are required, and it is maintenance-free. WRAS approval is available upon request.
Technical Data
  • Range: DN 40 to 250.
  • Max working pressure: 10 bar.
  • Max working temperature: +1° to 65° C.
  • Flange drilling: ISO PN 10 according to EN 1092-2 and ISO 7005-2 standards.
Options
  • Materials: Ductile iron or 316 L stainless steel float.
  • Additional features: Altitude setting, bottom installation kit, and PN 16.
Applications
  • Control of top water level in reservoirs and storage tanks for drinking water networks, fire protection, irrigation, and high-rise buildings.
Installation and Operation
  • Ensure the reservoir wall emplacement matches the table, especially distance E with a tolerance of ± 20 mm.
  • Flush the pipeline before positioning the device. The lever arm and float are delivered in kit form.
  • For bottom installation, use the complementary kit with a 4 m stainless steel chain and other components.
  • Respect distance H’ for lever-arm swing. A stilling well is recommended if working pressure exceeds 1 bar to reduce water-surface disturbance.
Flow Rate and Sizing
  • Two cases for diameter selection based on flow rate: Case 1 for low inlet pressure (≤ 1 bar) and Case 2 for high inlet pressure.
  • Flow rates vary progressively with water level from fully open to closed valve positions.
Construction
  • High resistance diaphragm balanced design with direct float and lever action compensates 90% of pressure effects, ensuring smooth operation.
  • Materials include cast iron, stainless steel, textile reinforced elastomer, polyurethane, and galvanized steel.
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Catalog excerpts

Float valve balanced type J210-1

Float valve balanced type Series J2 10 Balanced float valve with diaphragm actuated. Description • Performances: - Balanced type valve, - Progressive operation without friction, - Low head loss. • Design: - Compactness, - PEHD float, - Fully epoxy coated. • No adjustment required. • Maintenance-free. • WRAS approved model on request. Technical data • Range: DN 40 to 250. • Max working pressure: 10 bar. • Max working temperature: +1° to 65° C. • Flange drilling ISO PN 10 according to standards EN 1092-2 Options • Ductile iron made. • 316 L stainless steel float. • Altitude setting. • Bottom installation kit. • PN 16. Applications • ontrol of top water level in reservoirs and storage tanks: C - Drinking water networks. - Fire protection. - Irrigation. - High rise building.

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Float valve balanced type J210-2

Float valve balanced type Operation A high resistance diaphragm balanced design with direct float and lever action compensates 90 % of the effect of the pressure on the main valve, with no risk of rubbing or sticking. Hence, the valves operating action is very smooth and only requires a relatively small float and mechanical parts. The slight remaining pressure tending to open the valve 10 %), prevents vibrations and damps down the effects of rapid operations. The high lever-arm demultiplication factor results in the device being highly insensitive to oscillations on the water surface. The device...

 Open the catalog to page 2
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.