549672 Festo Quarter Turn Actuators

Product Details

• End-position adjusting range at 0°
  -5 deg ... 5 deg
• Standard connection for valve
  ISO 5211
• Position sensing
  None
• Valve connection conforms to standard
  VDI/VDE 3845 (NAMUR)
• Flange hole pattern
  F25
• End-position adjusting range at nominal swivel angle
  85 deg ... 95 deg
• Mounting position
  Any
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Product weight
  86000 g
• Note on materials
  RoHS-compliant
• Size of valve actuator
  5760
• Depth shaft connection
  58 mm
• Cushioning
  No cushioning
• Safety integrity level (SIL)
  Up to SIL 2 high demand mode Up to SIL 2 low demand mode
• Type of ignition protection for gas
  Ex h IIC T6...T3 Gb X
• Ambient temperature
  -20 °C ... 80 °C
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Torque at nominal operating pressure and 50° swivel angle
  2880 Nm
• Shaft connection
  T55
• Seals material
  FPM PUR
Material number for shaft
1.4305
Swivel angle
90 deg
Type code
DAPS
Design
Scotch yoke system
Symbol
00991265
ATEX category gas
II 2G
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Torque at nominal operating pressure and 90° swivel angle
4320 Nm
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
266 l
Housing material
Wrought aluminum alloy
Mode of operation
Double-acting
Closing direction
Clockwise closing
Operating pressure
1 bar ... 8.4 bar
Explosive ambient temperature
-20°C <= Ta <= +60°C
Torque at nominal operating pressure and 0° swivel angle
5760 Nm
Cover material
Wrought aluminum alloy
Shaft material
High-alloy steel
Nominal operating pressure
5.6 bar
ATEX category for dust
II 2D
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Corrosion resistance class (CRC)
3 - High corrosion stress
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.
Pneumatic connection
G3/8
Material of screws
High-alloy steel

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