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


• Construction of chemical facilities
• Construction of industrial facilities
• Galvanotécnica

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

Nominal Pressure (H2O, 20°C)
• PN 3 – PN 10

Medium temperature
• see pressure and temperature diagram

Service pressure
• See pressure and temperature diagram

Construction Size
• DN 50 – DN 600

Housing / Closing 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 manual lever, spring-loaded ratchet and rack mechanism with 7 rack positions, each 15°
• With manual gear, 1:44
• With electric actuator, DIN EN ISO 5211
• With pneumatic actuator, DIN EN ISO 5211

Connection
• Construction between flanges with hole template
• DN 50 to DN 250 according to DIN EN 2501 and ANSI
• DN 250 according to DIN EN 2501, ANSI and JIS on request

Mounting position
• Actuator element preferably upwards

Accesories
• Limit switch

Color
• Body: PVC-U, grey, RAL 7011
• Body: PP, grey, RAL 7032
• Body: PVDF, yellowish white
• Manual lever: PVC-U, orange, RAL 2004