Butterfly Valve VAG EKN® H1200 (Turbine inlet valve)

Product features and benefits

• Resilient seated in accordance with EN 593
  Face-to-face length
  • acc. to EN 558-1, basic series 14 (DIN 3202, F4) or
  • according to customer conditions
• With flange ends on both sides acc. to EN 1092-1 or according to customer con-ditions
• Double-offset disk bearing mounted in maintenance-free bushing
• Medium free bearing (dry shaft) in body by means of double O-ring sealing and closed disk eyes
• Wear-resistant, corrosion-resistant and undermining-resistant seat
• Possible to replace profile sealing ring without disassembling the disk
• Automatic sealing system with enclosed and pressure-supported profile sealing ring
• Tight in both flow directions acc. EN 1074-2
• Special larger 2nd offset, designed according to customer flow conditions
• Designed for flow velocities up to 20 m/s
• Low flow resistance due to special disc design
• VAG HYsec hydraulic actuator with weight and/or special hydraulic cylinder

Material

• Body: Welded steel S235JRG2
• Disk: Welded steel 1.0038
• Valve sealing: EPDM
• O-rings: EPDM
• Butterfly valve stem: Stainless steel 1.4021
• Shaft bearing: Zincfree bronze
• Seat: Stainless steel, microfinished

Corrosion protection

• Body: Internally and externally epoxy coated
• Disk: Epoxy coated

Version

• Standard version as described
• With special electric or pneumatic actuator
• With hydraulic actuator
• With ceramic coating
• Special analysis e.g. FEA or CFD available on request
• PN 40 on request