AV High-pressure CV with Perforated trim
Robust high-pressure control valve for water applications in single or multi-stage design as perforated bushing
General information
Product features
- Single-stage and multi-stage cavitation-free, low-noise throttle body design (perforated bushing)
- Robust valve reduction unit with single- or multi-stage perforated bushing system
- Unloaded and loaded throttle bodies
- Screwed-on housing cover
- Linearly modified characteristic curve
Features and advantages
Pressure reduction via multi-stage controlled, sub- critical expansion is particularly low-noise.
- The valve seat and perforated basket can be replaced
- Large control ratio for control in the start-up range with high differential pressure
- Low-maintenance, adjustable stuffing box (packing pure graphite)
Options:
- Balanced plug
- Armoured sealing surfaces
- Heating and drainage nozzles
Designs according to customer requirements are also available.
All common drive types can be used.
Technical data
Nominal diameter DN 50 – 600 / NPS 2 – 24
Pressure class PN 16 – 640 / Class 150 – 2500
Temperature (max.) 280 °C / 536 °F
1.0460 / A105
1.5415
1.7335 / A182F12CI.2
Housing material 1.7383 / A182F22CI.3
1.4903 / A182F91
1.6368
1.4404 / A182F316L
Housing type Forged
Media Water, vapour, condensate
Flanges EN 1092-1, ASME B16.5, ISO 7005, JIS, JPI,
welding ends on request
Designs Angle type, globe type
Actuators Electric, pneumatic or hydraulic
Number of stages (max.) 7
Number of controlled stages (max.) 4
Operating range (max.) 1:50
Data
Design Standard
Unit
Temp
Pressure Rating
Nominal size
Housing
Stages
Other data
Images
Files
Contact
Schroedahl Customer Care
SCHROEDAHL GmbH
- A subsidiary of Circor International -
Alte Schönenbacher Str. 4
51580 Reichshof-Mittelagger
Germany
Phone +49 2265 9927-0
Fax +49 2265 9927-947
schroedahl@circor.com