Product Information
HAN: | 88425023 |
Category: | GEMÜ 497 Edessa Manually operated butterfly valve |
Operating pressure: | 10 bar |
Type: | Butterfly valve body with manual operator |
DN: | DN 250 |
Gehäuseform: | Intermediate flange version (Wafer), length FTF EN 558 series 20 |
Connection type: | PN 16 / flange EN 1092, face-to-face dimension FTF EN 558 series 20 |
Body material: | Duroplast (VE-CF) |
Liner material: | TFM/silicone (FDA certification), electrically conductive |
Control function: | Operator size 1 |
Actuator version: | Hand lever, stainless steel |
Special version: | ATEX certification |
Disc/shaft material: | Stainless steel, PFA encapsulated, electrically conductive |
Product Description
497250W236CLS0 SHL22 X / 88425023
Description
The Gemue 497 Edessa PTFE seal butterfly valve is manually operated. It has a metal hand lever or gearbox depending on customer requirements. 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.
Features
- Suitable for chemically corrosive media
- 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
- Lockable hand lever
- Optional stainless steel hand lever
Technical specifications
Media temperature: | -20 to 200 °C |
Media temperature: | -20 to 200 °C |
Ambient temperature: | -20 to 95 °C |
Operating pressure : | 0 to 10 bar |
Nominal sizes: | DN 25 to 600 |
Body configurations: | Lug | Wafer |
Connection standards: | AS | ASME | DIN | EN | ISO | JIS |
Body materials: | 1.4404, block material | EN-GJS-400-18-LT, SG iron material | S355J2 + N, cast steel material | VE Duroplast, reinforced |
Body coating: | Epoxy |
Liner materials: | PTFE / silicone | PTFE TFM™/EPDM | PTFE TFM™/FKM | PTFE TFM™/silicone | PTFE/EPDM | PTFE/FKM |
Disc materials: | 1.4404 (316L), forged material | 1.4469, Duplex cast steel material | 2.4602 (alloy 22), block material | 3.7035, titan |
Disc coating: | PFA |
Conformities: | ATEX | EAC | FDA | Functional safety | TA Luft (German Clean Air Act) | USP |
Manufacturer according to GPSR
GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG, Fritz-Müller-Straße 6–8, 74653 Ingelfingen, Baden-Württemberg, Deutschland, info@gemue.de, https://www.gemu-group.com/