549674 Festo Quarter Turn Actuators

Product Details

• Size of valve actuator
  0360
• End-position adjusting range at 0°
  -1 deg ... 9 deg
• Cushioning
  No cushioning
• Mode of operation
  Single-acting
• Safety integrity level (SIL)
  Up to SIL 2 high demand mode Up to SIL 2 low demand mode
• ATEX category for dust
  II 2D
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• CE marking (see declaration of conformity)
  as per EU explosion protection directive (ATEX)
• Spring force
  2
• Cover material
  Wrought aluminum alloy
• Material of screws
  High-alloy steel
• Swivel angle
  90 deg
• Type code
  DAPS
• Design
  Scotch yoke system
• Operating pressure
  3.5 bar ... 8.4 bar
• ATEX category gas
  II 2G
• Explosive ambient temperature
  -20°C <= Ta <= +60°C
• Spring return torque at 0° swivel angle
  150 Nm
• Shaft connection
  T27
• Material number for shaft
  1.4305
Flange hole pattern
F10 F12
End-position adjusting range at nominal swivel angle
81 deg ... 91 deg
Standard connection for valve
ISO 5211
Position sensing
None
Closing direction
Clockwise closing
Type of ignition protection for gas
Ex h IIC T6...T3 Gb X
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Torque at nominal operating pressure and 50° swivel angle
247.5 Nm
Torque at nominal operating pressure and 90° swivel angle
375 Nm
Spring return torque with 50° swivel angle
112.5 Nm
Pneumatic connection
G1/4
Note on materials
RoHS-compliant
Information on the end-position adjusting range
One end position optionally adjustable
Mounting position
Any
Valve connection conforms to standard
VDI/VDE 3845 (NAMUR)
Connection pressure for spring force
3.5 bar
Ambient temperature
-20 °C ... 80 °C
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Torque at nominal operating pressure and 0° swivel angle
450 Nm
Spring return torque with 90° swivel angle
225 Nm
Seals material
FPM PUR
Shaft material
High-alloy steel
Depth shaft connection
29.5 mm
Symbol
00991266
Nominal operating pressure
5.6 bar
Type of (ignition) protection for dust
Ex h IIIC T85°C...T200°C Db X
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.
Air consumption at 6 bar per cycle 0°-nominal swivel angle-0°
14 l
Product weight
16500 g
Housing material
Wrought aluminum alloy

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