Three-way shut-off and control valves Series RV 2x4 (Ex)

Three-way shut-off and control valves Series RV 2x4 (Ex)

Nominal size: DN 15, DN 400
Working pressure: PN 6, PN 16, PN 25, PN 40
Working temperature: -10 to 300 °C
Connection parameters: ČSN-EN 1092-1/2 (flange type B1)
Face-to-face length: row 1 according to ČSN-EN 558
Materials: Body - ductile iron EN-JS 1025, or cast steel 1.0619, or corrosion-resistant cast steel 1.4581, Skittle – ČSN 17 027.6, or 42 2906.5, 17 347.4, 42 2941.4, Sealing surfaces of flanges according to ČSN-EN 1092-2
Leak test: class III according to ČSN-EN 1349, class IV according to ČSN-EN 1349

Hi, my name is Marko. I am ready to assist you.

Ing. Marko Štofan

RV 2x4 control valves are three-way industry valves with a shut-off or control function. Due to the wide range of actuators used, they are suitable for regulation at both low and high pressure drops under the most diverse operating conditions. Flow characteristics, Kvs coefficients and leakage correspond to international standards. These valves are intended for use in heating and air conditioning aplications, energy and chemical industry. Depending on the service conditions, it is possible to use versions of valves made of ductile iron, cast steel and austenitic stainless steel.

Control valves 200 line are designed for regulation and shut-off of process liquid flow. In Ex proof version meet the requirements II 1/2G IIC T6...T1 Ga/Gb according to ČSN EN ISO 80079-36 (9/2016) and ČSN EN 1127-1 ed.2 (1/2012). The selected materials correspond to recommendations stipulated by ČSN EN 12516-1 (8/2015) - steel and ČSN EN 1503-3 (1/2002) - cast. The maximal permissible operating pressures in behaviour with types of material and temperature are specified in attached catalogue.

Design version:

  • RV 2x4 - three-way shut-off and control valves
  • RV 2x4 Ex - three way shut-off and control valves with ATEX certification

More informations from manufacturer 

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An important fact of reliable operation is not only the correct design of fittings and servo drives, but also their subsequent care. With regular inspections and planned maintenance, you will prevent malfunctions and thus increase the reliability of the operation and extend its service life. For this purpose, the company REGADA also offers you comprehensive care of servo drives in your operation or just a selection from some of the listed services:

  1. Supervision during the first start-up of actuators in operation
  2. Connection and testing of actuators
  3. Connections and start-up of Rematic actuators - instruction
  4. Attaching the actuators to the valves and starting them
  5. Maintenance of actuators and periodic inspections
  6. Post-warranty repairs at the customer
  7. Post-warranty repair offer in Regada
  8. Training of service personnel
  9. Spare parts