00 81L 11PPPPI0090 000001 01Oventrop GmbH & Co. KG 29.03.24 000002 02OVENTROP GmbH & Co.KG - Online GAEB Export 000003 08EUR EURO 000004 11 1 N Titel 000005 12Leistungspositionen 000006 21 1 1 NNN 00000001000Stck 000007 25OVENTROP-Cocon QTZ Pressure independent control valve with coupling 000008 25and internal thread PN 25 000009 26 Pressure independent control valve for dynamic 000010 26 hydronic balancing of heat exchangers, for example 000011 26 fan coils or cooling ceilings and distribution pipes 000012 26 in heating and cooling systems with closed circuits. 000013 26 The valve combination consists of an automatically 000014 26 operating flow controller and a control valve and can 000015 26 be equipped with an actuator or a manual regulating 000016 26 head. 000017 26 Two-way valve, with secured, lead sealable, 000018 26 infinitely adjustable flow limitation. Direct setting 000019 26 in litres per hour. Readability of the set value 000020 26 possible from the outside, independent of the 000021 26 handwheel position, even with the actuator mounted. 000022 26 Valves with blind plugs can be retrofitted with 000023 26 Classic measuring valves. All DN 15 and DN 20 valves 000024 26 with internal thread are suitable for copper pipe 000025 26 with compression fittings.  000026 26 Valve body and wetted parts made of dezincification 000027 26 resistant brass, plastic, stainless steel, EPDM or 000028 26 PTFE. Maintenance-free spindle sealing. 000029 26 Cocon QTZ are characterized by easy adjustability, 000030 26 compact dimensions and best control quality. 000031 26 000032 26 000033 26 000034 26 Main function: Pressure independent control valve 000035 26 Medium: Water, Water-glycol mixture Pressure rating: 000036 26 PN 25 Nominal size: DN 25 Connections: Coupling / 000037 26 Internal thread Connection size: R 1 x Rp 1 Control 000038 26 range: 400 - 2,500 l/h Differential pressure p1-p3: 000039 26 20 - 600 kPa Kvs: 4.1 Operating temperature: -10 - 000040 26 120 °C Max. differential pressure: 6 bar 000041 26 Presetting: Yes Presetting blockable: Yes, lead 000042 26 sealable Presetting indicator: Yes Shutoff: Yes 000043 26 Measuring connection: Closed with blind plug Body 000044 26 material: DZR brass Type: Two-way Connection 000045 26 actuator: M 30 x 1.5 Control stroke: 4 mm 000046 26 Installation location: Supply or return Thermal 000047 26 insulation shell: Available as accessory 000048 26 Art.-Nr.: 1143608 000049 26 EAN: 4026755421798 000050 26 Hersteller: Oventrop GmbH & Co. KG 000051 26 Technische Änderungen vorbehalten 000052 26 000053 31 1 000054 99 00001000055