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Cocon QGC Pressure independent control valve with roll grooves PN 25
DN 80, 7,5 - 30 m³/h, 33.00 - 132.10 GPM, with two mounted Classic measuring valves, cast iron


Pressure independent control valve for dynamic hydronic balancing of heat exchangers, for example air conditioning units and distribution pipes in heating and cooling systems with closed circuits. The valve combination consists of an automatically operating flow controller and a control valve and can be equipped with an actuator.
Two-way valve, with secured, lead sealable, infinitely adjustable flow limitation. Direct setting in m³ per hour. Readability of the set value independent of the handwheel position.
Valve body made of cast iron or nodular cast iron, parts coming into contact with the medium made of cast iron, nodular cast iron, bronze, dezincification resistant brass, stainless steel, EPDM or PTFE. Maintenance-free spindle sealing. Supplied with two Classic measuring valves.
Cocon QFC and QGC are characterised by easy adjustability, compact dimensions and best control quality.
  • Main function: Pressure independent control valve
  • Medium: Water, Water-glycol mixture
  • Nominal size: DN 80
  • Connections: Roll groove
  • Connection size: 88.9
  • Differential pressure p1-p3: 20 - 400 kPa
  • kvs: 56
  • Operating temperature: -10 - 120 °C
  • Pressure rating: PN 25
  • Max. differential pressure: 4 bar
  • Presetting: Yes
  • Presetting blockable: Yes, lead sealable
  • Presetting indicator: Yes
  • Shutoff: Yes
  • Measuring connection: Yes
  • Measuring valve: Classic
  • Measuring method: Differential pressure p1-p3
  • Body material: Cast iron
  • Type: Y-pattern
  • Connection actuator: Yes
  • Installation location: Supply or return
  • Thermal insulation shell: No
Art.-Nr.: 1676352
EAN: 4026755449662
Hersteller: Oventrop GmbH & Co. KG
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