Logo Oventrop GmbH & Co. KG

Cocon QTZ with internal thread, DN 15...32, with two mounted Classic measuring valves
NPT 1 ¼


Pressure independent control valve for the automatic hydronic balancing of pipelines and heat exchangers in closed central heating and cooling systems. Optional flow indication with the OV-DMC3 measuring system. Installation in supply or return.
Flow optimised two port housing. Valve insert with continuous presetting in GPM and non rising handwheel. Perma-nently visible setting value. Lockable and sealable setting position as standard. Fitted with two measuring valves as standard. Valve housing and all parts with contact to the flow made of dezincification resistant brass, PTFE or EPDM. Maintenance free design.
Inlet and outlet with internal threads to NPT.

Size: 1 1/4” (DN32)
Connection: 1 1/4“ internal threads to NPT
Control range: 2.6…21.1 GPM (600…4,800 l/h)

Specifications
- Operating temperature: 14…248°F (-10…120°C)
- Operating pressure: max. 363 psi (25 bar)
- Differential pressure: max. 87 psi (6 bar)

Functions
- Automatic control
- Pre-setting, directly in GPM
- Shutoff
- Measuring

Actuator connection
- Size: M30 x 1.5
- Stroke: 0.16 in (4 mm)
- Closing dimension: 0.46 in (11.8 mm)
- Stem force: 20…34 lbf (90…150 N)

Material
- Housing, insert and measuring valves: DZR brass, untreated
- O-ring seals: EPDM
- Seat seal: PTFE
- Handwheel assembly: PA6
Art.No.: 1673210
EAN: 4026755448498
Manufacturer: Oventrop GmbH & Co. KG
Subject to technical changes.

Dimensions

Dimensions of article

Length Width Height Weight
170 mm 140 mm 125 mm 2,77 kg

Packing units

Type Qty. Length Width Height Weight
Carton 1 195 mm 160 mm 145 mm 2,91 kg
Carton 5 490 mm 320 mm 255 mm 15,2 kg

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