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197AT ROLL OVER PRETECTION PRESSURE /VACUUM VALVE

197AT ROLL OVER PRETECTION PRESSURE /VACUUM VALVE

197AT ROLL OVER PRETECTION PRESSURE /VACUUM VALVE

Product catalog summary
Overview: The PRESSURE VACUUM VENT WITH ROLL-OVER PROTECTION RIDART is engineered to prevent overpressure in tank trucks by maintaining correct pressure levels and preventing liquid leaks. It features a roll-over protection system that activates at angles greater than 30° from the vertical position.
Specifications:
  • Code: 197AT-50
  • Body Material: Aluminium
  • Cap Material: Steel
  • Poppet Material: Brass
  • Gasket Material: VITON®/NBR
  • Spring Material: Stainless Steel
  • Screws Material: Steel
  • Ball Material: Steel
  • Thread: Flanged
  • Working Pressure: +150 mbar
  • Vacuum: -2.5 mbar
  • Test Flow Open Poppet Pressure: 1900 l/min (80 mbar)
  • Vacuum: 1400 l/min (80 mbar)
  • Working Temperature: -20°C to +60°C
Compliance: The device complies with Directive 2014/34/EU and harmonized standards.
Installation and Maintenance:
  • Device is for vertical installation only.
  • Follow directives and user manual for correct installation.
  • Periodically check and clean the device to remove dirt.
  • Replace the product after fire or deflagration.
  • Warranty void if tampered with, compromising safety protection.
  • Standard model suitable for traditional fuel without additives.
Contact Information: For custom applications or maintenance inquiries, contact [email protected]. Product certification, declaration of conformity, user manual, and testing information are available at www.ridart.it/support.
Additional Notes: Data and images are not binding, and changes may occur without notice. Pressure and flow tolerances are ±20%.
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Catalog excerpts

197AT ROLL OVER PRETECTION PRESSURE /VACUUM VALVE-1

197 AT PRESSURE VACUUM VENT With Roll-Over protec on at 30° The PRESSURE VACUUM VENT WITH ROLL-OVER PROTECTION RIDART is designed to prevent the overpressure inside tank trucks, its func on is to re-establish the correct pressure and to avoid the leak of liquids. In addi on, the valve installed on mobile tanks and tank trucks has a roll-over protec on system that is ac vated at any angle check than 30° from the ver cal posi on. It is important to known the pressure/vacuum parameters. Different se ngs may be required. This is a device according with Direc ve 2014/34/EU and harmonized standard. STAINLESS STEEL FLANGED PRESSURE + 150mbar VACUUM -2,5 mbar PRESSURE 1900 l/min (80mbar) VACUUM 1400 l/min (80mbar) WORKING PRESSURE TEST FLOW OPEN POPPET WORKING TEMPERATURE

 Open the catalog to page 1
197AT ROLL OVER PRETECTION PRESSURE /VACUUM VALVE-2

Chemical Suitability - Standard model is for tradi onal fuel without addi ves. Installa on - This device is only for ver cal installa on. - For correct installa on follow the Direc ves and product User Manual. - For custom applica on or maintenance write to: - Declara on of Conformity and User Manual are available on: www.ridart.it/support Maintenance - Periodically check the device is necessary to remove possible dirty. - Always replace the product a er fire or deflagra on. - In case of tampering warranty expires and safety protec on is not guaranteed. Product Cer fica on, Declara on of Conformity,...

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*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.
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