Logo Oventrop GmbH & Co. KG

Cocon QDP Control valve with differential pressure regulator with external thread PN 25
DN 25, G 1¼, up to 1540 l/h, DZR brass


Differential pressure controller with flow limitation and zone control for central heating and cooling systems. The valve combination can be used with an actuator or a handwheel. The maximum differential pressure over the control zone is also controlled. Installation in the return only.
Twoway valve with locked, sealable, stepless flow limitation. Readability of set value independent of setting. Factory set differential pressure setpoint.
Maintenance free spindle seal. Supplied with protection cap. External threads to ISO 228.

Size: DN 25
Connection: external threads G 1 1/4, flat sealing

Specifications
- Operating temperature: -10 to 120 °C
- Operating pressure: PN 25
- Differential pressure: 0,2 to 3 bar
- Flow: up to 1830 l/h
- pH-value: 6,5 to 10
- Seat leakage when shutoff with handwheel: DIN EN 12266-1 / ISO 5208-1

Functions
- Pressure independent flow control
- Differential pressure control over loop
- Presetting of maximum flow
- Shutoff

Actuator connection
- Connection: M30 x 1.5
- Stroke: 4 mm
- Closing dimension: 11,8 mm
- Lower stroke limit: ≤11,3 mm
- Upper stroke limit: ≥15,8 mm
- Closing force: 90 to 150 N
- Closing pressurer: max. 400 kPa in direction of flow
- Leakage rate with approved actuator: DIN EN 1349 / IEC 60534, Klasse IV

Material
- Body: dezincification resistant brass, untreated
- Stem: stainless steel
- Regulating sleeve: plastic
- O-rings, diaphragm: EPDM
- Handwheel, blocking ring, protection cap: plastic
- Impulse tube connection, blind caps: brass
- Impulse tube: copper
Art.No.: 1144608
EAN: 4026755458152
Manufacturer: Oventrop GmbH & Co. KG
Subject to technical changes.

Actuators

Aktor T 2P Electrothermal actuator, on/off control 230 V AC, normally closed, connection thread M 30 x 1.5
Item no. 1012415
Aktor T 2P Electrothermal actuator, on/off control 230 V AC, normally closed, connection thread M 30 x 1.5, cable length 2 m
Item no. 1012452
Aktor T 2P Electrothermal actuator, on/off control 230 V AC, normally closed, connection thread M 30 x 1.5, cable length 5 m
Item no. 1012455
Aktor T 2P Electrothermal actuator, on/off control 230 V AC, normally closed, connection threadM 30 x 1.5, cable length 10 m
Item no. 1012459
Aktor T 2P Electrothermal actuator, on/off control 230 V AC, normally closed with integrated auxiliary switch, connection thread M 30 x 1.5
Item no. 1012435
Aktor T 2P Electrothermal actuator, on/off control 230 V AC, normally open, connection thread M 30 x 1.5
Item no. 1012425
Aktor T 2P Electrothermal actuator, on/off control 24 V AC / DC, normally closed, connection thread M 30 x 1.5
Item no. 1012416
Aktor T 2P Electrothermal actuator, on/off control 24 V AC / DC, normally closed, M 30 x 1.5, cable length 2 m
Item no. 1012442
Aktor T 2P Electrothermal actuator, on/off control 24 V AC / DC, normally open, connection thread M 30 x 1.5
Item no. 1012426
Aktor M Electromotive actuator actuator, of/off and floating control 230 V AC, connection thread M 30 x 1.5
Item no. 1012729
Aktor M Electromotive actuator, on/off control, with short operating time (3 s) 230 V AC, connection thread M 30 x 1.5
Item no. 1012710
Aktor M Electromotive actuator, on/off control, with short operating time (3 s), connection thread M 30 x 1.5 24 V AC / DC, connection thread M 30 x 1.5
Item no. 1012711
Aktor M Electromotive actuator, modulating with 0 - 10 V 24 V AC / DC, modulating proportional actuator, connection thread M 30 x 1.5
Item no. 1012717
Aktor M Electromotive actuator, modulating with 0 - 10 V 24 V AC / DC, modulating proportional actuator, connection thread M 30 x 1.5
Item no. 1012725
Aktor M Electromotive actuator, modulating with 0 - 10 V 24 V AC / DC, modulating proportional actuator, connection thread M 30 x 1.5
Item no. 1012726
Aktor M Electromotive actuator with KNX interface 21 - 32 V (from KNX bus), connection thread M 30 x 1.5
Item no. 1012746
Electrothermal actuator "Aktor T 2P" "M NC", 120 V, closed with current "off", two point, M 30 x 1,5, may only be installed in approved countries outside the EU
Item no. 1012420

Dimensions

Dimensions of article

Length Width Height Weight
120 mm 120 mm 100 mm 1,4 kg

Packing units

Type Qty. Length Width Height Weight
Carton 1 130 mm 130 mm 120 mm 1,44 kg
Carton 10 700 mm 270 mm 230 mm 15,1 kg

Images

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Documents

Manual

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Technical data