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Piston actuator for process valves, stroke 20 mm, NC with reduced spring force, cast stainless steel DFPK-75-20-PR-V4 - Festo 8083964
DFPK piston actuator in size 75 with 20 mm stroke for process valves, control function: closed by reduced spring force, NC. Housing and cover in cast stainless steel 1.4408, degree of protection IP65, IP67, IP69K, operating pressure 5 to 10 bar. ATEX II 2G/2D, mechanical position indicator.
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Description
Without pilot pressure the DFPK-75-20-PR-V4 keeps the process valve closed by reduced spring force and switches it with compressed air, stroke 20 mm. A cast stainless steel housing (1.4408) and protection to IP65, IP67, IP69K make it suitable for plants that are wet-cleaned.
Benefits
- Cast stainless steel 1.4408 for housing and cover, stainless steel piston rod
- Degree of protection IP65, IP67, IP69K
- ATEX II 2G and II 2D, ignition protection Ex h IIC T6...T4 Gb
- Operating pressure 5 to 10 bar, connection female thread G1/8
- Mechanical position indicator, ambient temperature 0 to 60 °C
Applications
The DFPK-75 actuates process valves with 20 mm of linear travel and with ATEX II 2G it can also be used in zones 1 and 2. Product weight 2.54 kg.
Technical data
| Order code | DFPK-75-20-PR-V4 |
|---|---|
| Festo part number | 8083964 |
| Size of valve actuator | 75 |
| Stroke | 20 mm |
| Mounting position | any |
| Position detection | with mechanical indicator |
| Control function | closed by reduced spring force, NC |
| Operating pressure | 5 to 10 bar |
| CE mark (see declaration of conformity) | to EU Explosion Protection Directive (ATEX) |
| UKCA marking (see declaration of conformity) | to UK EX regulations |
| Explosion protection certification outside the EU | EPL Gb (GB) |
| Explosion protection | Zone 1 (ATEX), Zone 1 (UKEX), Zone 2 (ATEX), Zone 21 (ATEX), Zone 21 (UKEX), Zone 22 (ATEX) |
| ATEX category gas | II 2G |
| ATEX category dust | II 2D |
| Explosion ignition protection type for gas | Ex h IIC T6...T4 Gb |
| Explosion ignition protection type for dust | Ex h IIIC T80°C...T120°C Db |
| Explosion ambient temperature | 0 to 60 °C |
| Operating medium | Compressed air to ISO 8573-1:2010 [7:4:4] |
| LABS (PWIS) conformity | VDMA24364 zone III |
| Storage temperature | -10 to 60 °C |
| Degree of protection | IP65, IP67, IP69K |
| Ambient temperature | 0 to 60 °C |
| Product weight | 2539 g |
| Pneumatic connection | female thread G1/8 |
| Note on materials | RoHS compliant |
| Material cover | cast stainless steel |
| Material seals | FPM |
| Material housing | cast stainless steel |
| Material number housing | 1.4408 |
| Material piston rod | high-alloy stainless steel |
| Weight | 2.7 kg |
| Manufacturer | Festo |
| Hersteller-Nr | DFPK-75-20-PR-V4 |
| EAN | 4052568457792 |
| Zolltarifnummer | 84123100 |
| GPSR Herstellerdaten | Festo Vertrieb GmbH&Co. KG, Festo Campus 1, DE-73734 Esslingen, festo.com |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Material | Stainless steel 1.4408 |
| Thread | G 1/8 |
| Stroke [mm] | 20 |
| Seal material | FPM |
| Medium | Compressed air |
| Function | single-acting |
| Actuation type | pneumatic |
| Thread type | Internal thread |
| Betriebsdruck max [bar] | 10 |
| Protection rating | IP65 |
| Temperaturbereich | 0-60 °C |
| Temperature (max.) | 60 |
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