Butterfly Valve Chemical Version, Large Sizes
Manual lever actuation or with plastic reducer steering wheel
Butterfly Valve Chemical Version, Large Sizes
Robust with stainless steel shaft. AISI 304 with double PTFE or AISI 316 seal
Gaskets in EPDM or FPM
Materials PVC-U, PP and PVDF
Diameters from DN50 to DN600
Actuation by manual lever or reducer steering wheel
Possibility of electrical or pneumatic actuation DA, NA, NC
Electro Positioner 4-20mA or limit switch box position indication
Lever manual actuation or with plastic reducer steering wheel
For demanding use in the chemical industry.
Advantage
• Economical and direct assembly of the drives without intermediate assembly
Applications
• Chemical plant construction
• Industrial plant construction
• Galvanic engineering
Use
• For blockage of piping systems
Fluids
• Neutral media and aggressive liquid or gaseous media if the valve components that contact the media are resistant to the service temperature according to the Divatec resistance list.
This model can also be automated with electric or pneumatic actuator.
More Specifications
Rated Pressure (H2O, 20°C)
• PN 3 – PN 10
Temperature of the medium
• see pressure-temperature diagram
Operating pressure
• Presión de funcionamiento
Constructive Size
• DN 50 – DN 600
Housing / Locking disc
• PVC-U/PVC-U
• PP/PP
• PP/PVDF
• PVDF/PVDF
Spindle
• Stainless steel (1.4305)
Liner
• EPDM
• FPM
O-rings
• FPM
• EPDM
Command
• With hand lever, spring-loaded ratchet and grid mechanism with 7 grid positions, each 15°.
• With manual gear, 1:44
• With electric actuator, DIN EN ISO 5211
• With pneumatic actuator, DIN EN ISO 5211
Connection
• Flange-to-flange construction with hole pattern
• N 50 to DN 250 acc. to DIN EN 2501 and ANSI
• DN 250 acc. to DIN EN 2501, ANSI and JIS on request
Mounting position
• Actuating element preferably upwards
Accessories
• Limit switch
Color
• Housing: PVC-U, grey, RAL 7011
• Housing: PP, grey, RAL 7032
• Housing: PVDF, yellowish white
• Hand lever: PVC-U, orange, RAL 2004
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