549682 Festo Quarter Turn Actuators

Product Details

• Standard connection for valve
  ISO 5211
• Symbol
  00991266
• Nominal operating pressure
  5.6 bar
• Ambient temperature
  -20 °C ... 80 °C
• Torque at nominal operating pressure and 50° swivel angle
  495 Nm
• Spring return torque at 0° swivel angle
  300 Nm
• Spring return torque with 90° swivel angle
  450 Nm
• Shaft connection
  T36
• Size of valve actuator
  0720
• Depth shaft connection
  38.5 mm
• Cushioning
  No cushioning
• Closing direction
  Clockwise closing
• Connection pressure for spring force
  3.5 bar
• Explosive ambient temperature
  -20°C <= Ta <= +60°C
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Spring force
  2
• Note on materials
  RoHS-compliant
• Cover material
  Wrought aluminum alloy
• Swivel angle
  90 deg
Information on the end-position adjusting range
One end position optionally adjustable
Design
Scotch yoke system
Safety integrity level (SIL)
Up to SIL 2 high demand mode Up to SIL 2 low demand mode
Operating pressure
3.5 bar ... 8.4 bar
ATEX category gas
II 2G
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
3 - High corrosion stress
Spring return torque with 50° swivel angle
225 Nm
Pneumatic connection
G1/4
Seals material
FPM PUR
Flange hole pattern
F14
Type code
DAPS
Mounting position
Any
Position sensing
None
Type of ignition protection for gas
Ex h IIC T6...T3 Gb X
Explosion prevention and protection
Zone 1 (ATEX) Zone 22 (ATEX)
Torque at nominal operating pressure and 90° swivel angle
750 Nm
Product weight
33000 g
Housing material
Wrought aluminum alloy
Shaft material
High-alloy steel
End-position adjusting range at 0°
-1 deg ... 9 deg
End-position adjusting range at nominal swivel angle
81 deg ... 91 deg
Mode of operation
Single-acting
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
ATEX category for dust
II 2D
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
Torque at nominal operating pressure and 0° swivel angle
900 Nm
Note about the torque
The actuator's operating torque must not be higher than the maximum permissible torque listed in ISO 5211, based on the size of the mounting flange and the coupling.
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
29.4 l
Material of screws
High-alloy steel
Material number for shaft
1.4305

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