491 65L233SPE3 DU06AP0

Butterfly valve, pneumatic DA

Item number: 88814095
Description
Type 491 Butterfly valve, pneumatically operated Edessa
DN 65 DN 65
Body configuration L Flange-mounted version (Lug), length FTF EN 558 series 20
Operating pressure 2 10 bar
Connection type 3 PN 16 / flange EN 1092, face-to-face dimension FTF EN 558 series 20
Body material 3 EN-GJS-400-18-LT (GGG-40.3), epoxy coated 120 µm
Disc/shaft material S 1.4469, DUPLEX, steel, for DN 40 - DN 200 (disc/shaft), 1.4404 / 316L, stainless steel, for DN 250 - DN 1200 (disc), 1.4462, DUPLEX, steel, for DN 250 - DN 1200 (shaft)
Seat (liner) PE PTFE/EPDM
Control function 3 Double acting (DA)
Actuator version DU06AP Actuator, pneumatic, double acting, clockwise rotation, DR0060U F05/07 S14
Operator particulars 0 Anodized aluminium

This article is listed as a Dual-Use-good according to Regulation EU 2021/821 under Control list No. 2B350g. If these goods are supplied to countries outside the EU, the relevant export restrictions apply.
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The GEMÜ 491 Edessa PTFE lined butterfly valve has a metal actuator and is pneumatically operated. The "Normally Closed", "Normally Open" and "Double Acting" control functions are available. Disc and shaft are one piece, body and liner are available in different designs. The butterfly valve is available in nominal sizes DN 25 to 600 and in standard installation lengths ISO 5752/20 | EN 558-1/20 | API 609 category A (DIN 3202 K1) in wafer and lug body versions.

  • Suitable for chemically corrosive media
  • Bubble tight sealing, in accordance with EN 12266-1/P12, leak rate A
  • High-quality selection of materials can be combined in different ways
  • High level of plant reliability thanks to one-piece shaft and spring-washer-supported seal system
  • Long service life thanks to shaft bearings and special disc and liner geometry
  • Optional accessories are installed, set and tested so they are ready for operation