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Quarter turn actuator, double-acting, 3998.6 Nm, size 4500, flange F16 DFPD-4500-RP-90-RD-F16 - Festo 8211839

Festo ✓ Original product Brand new

Double-acting DFPD in size 4500 for quarter-turn valves, mounted via flange F16 to ISO 5211. At 5.24 bar nominal pressure the T46 shaft delivers 3998.6 Nm. Approvals and rating: ATEX II 2G/2D, suitable up to SIL 2 Low Demand. Weight 109 kg.

Net
€3,656.99
excl. VAT
Item FES-8211839
Manufacturer no. DFPD-4500-RP-90-RD-F16
Question about this item
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Description

With up to 3998.6 Nm at 5.24 bar nominal pressure, the size 4500 DFPD operates ball valves and butterfly valves with flange pattern F16. Flange pattern F16 to ISO 5211 and shaft connection T46, depth 50 mm fit directly onto the valve top.

Benefits

  • Torque 3998.6 Nm at 5.24 bar nominal pressure
  • Valve interface to ISO 5211: flange F16, shaft connection T46
  • Valve interface to VDI/VDE 3845 (NAMUR) for direct mounting of a solenoid valve, positioner and position sensor interface size AA 3
  • For hazardous areas: ATEX II 2G and II 2D, ignition protection Ex h IIC T6 Gb
  • Air consumption 404.6 l per switching cycle at 6 bar
  • End position at 0° adjustable by -5 to 5°

Applications

Typical tasks are on/off actuation of ball valves, butterfly valves and plug valves with top flange F16. ATEX category II 2G/2D permits use of the DFPD-4500 in zones 1 and 2 as well as zones 21 and 22. The size 4500 DFPD is supplied with compressed air to ISO 8573-1:2010 [7:3:4] within 2 to 5.2 bar. For sizing the valve bracket: product weight 109 kg.

Technical data

Order codeDFPD-4500-RP-90-RD-F16
Festo part number8211839
Size of valve actuator4500
Flange hole patternF16
Swivel angle90°
End-position adjustment range at 0°-5 to 5°
End-position adjustment range at nominal swivel angle-5 to 5°
Shaft connection depth50 mm
Fitting connection conforms to standardISO 5211
Mounting positionany
Mode of operationdouble-acting
Designrack and pinion
Closing directioncloses to the right
Valve connection conforms to standardVDI/VDE 3845 (NAMUR)
Connection point for positioner and position sensor conforms to standardVDI/VDE 3845 size AA 3
Safety functionthe safety function consists of the actuator switching to the specified safety switching position, This switching movement is achieved by pressurising the corresponding pressure chamber with compressed air, The value of the generated torque depends on the
Safety Integrity Level (SIL)up to SIL 2 Low Demand mode, Up to SIL 3 in a redundant architecture
Certified for safety function to ISO 13849 and IEC 61508 (SIL)Product can be used in SRP/CS up to SIL 2 (Low Demand), Up to SIL 3 in a redundant architecture
Burst pressure15.72 bar
Operating pressure2 to 5.2 bar
Nominal operating pressure5.24 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 EUEPL Gb (GB)
Explosion protectionZone 1 (ATEX), Zone 1 (UKEX), Zone 2 (ATEX), Zone 21 (ATEX), Zone 21 (UKEX), Zone 22 (ATEX)
Certificate issuing authorityGerman Technical Control Board (TÜV) Rheinland 968/V 2959.00/2025
ATEX category gasII 2G
ATEX category dustII 2D
Explosion ignition protection type for gasEx h IIC T6 Gb
Explosion ignition protection type for dustEx h IIIC T85°C Db
Explosion ambient temperature-20 to 80 °C
Operating mediumCompressed air to ISO 8573-1:2010 [7:3:4]
Note on operating and pilot mediumdew point at least 10 °C below the ambient temperature and temperature of the medium, Lubricated operation possible (in which case lubricated operation will always be required)
LABS (PWIS) conformityVDMA24364 zone III
Storage temperature-20 to 60 °C
Ambient temperature-20 to 80 °C
Torque at nominal operating pressure and 0° swivel angle3998.6 Nm
Torque at nominal operating pressure and 90° swivel angle3998.6 Nm
Note on torqueThe operating torque of the actuator must not exceed the maximum permissible torque listed in ISO 5211 for the size of the mounting flange and coupling
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°404.6 l
Product weight109000 g
Shaft connectionT46
Pneumatic connectionG1/2
Note on materialsRoHS compliant
Material connecting plateanodised wrought aluminium alloy
Material coverpainted die-cast aluminium
Material sealsNBR
Material housinganodised aluminium
Material number housingEN AW-6005
Material pistondie-cast aluminium
Material bearingPOM
Material screwshigh-alloy stainless steel
Material shaftsteel, nickel-plated
Weight134 kg
ManufacturerFesto
Hersteller-NrDFPD-4500-RP-90-RD-F16
EAN4052568769765
Zolltarifnummer84123900
GPSR HerstellerdatenFesto Vertrieb GmbH&Co. KG, Festo Campus 1, DE-73734 Esslingen, festo.com
ArtikelzustandNew
Artikel-AuthentizitätOriginal product
MaterialAluminium
ThreadG 1/2
Seal materialNBR
MediumCompressed air
Functiondouble-acting
Actuation typepneumatic
NormISO 5211, VDI/VDE 3845
SeriesDFPD
Betriebsdruck max [bar]5
Temperaturbereich-20-80 °C
Temperature (max.)80

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