557650 Festo Directional Control Valves

Product Details

• Actuation type
  Electrical
• Operating pressure
  2.8 bar ... 8 bar
• Manual override
  Non-detenting
• Max. positive test pulse with 0 signal
  800 µs
• Corrosion resistance class (CRC)
  0 - No corrosion stress
• Product weight
  57.1 g
• Pneumatic connection 3
  Sub-base
• Standard nominal flow rate
  260 l/min ... 450 l/min
• Nominal width
  4 mm
• Mounting position
  Any
• Symbol
  00995756
• Changeover time
  10 ms
• Shock resistance
  Shock test with severity level 1 as per FN 942017-5 and EN 60068-2-27
• Ambient temperature
  -5 °C ... 60 °C
• Note on materials
  Free of copper and PTFE RoHS-compliant
• Pneumatic connection 5
  Sub-base
• Valve size
  24 mm
• Design
  Poppet valve with self-holding function
• Type code
  VUVB
• Sealing principle
  Soft
Flow direction
Non-reversible
Information on operating pressure
0 - 8 bar with external pilot air
Permissible voltage fluctuations
+/- 10 %
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
Electrical connection
Via sub-base
Seals material
NBR TPE-U(PU)
Valve function
5/2, bistable
Pneumatic working port
QS-4 QS-6
Exhaust air function
Without flow control option
Pilot air supply port
External
Pilot pressure
2.8 bar ... 8 bar
Max. negative test pulse on 1 signal
300 µs
Vibration resistance
Transport application test with severity level 1 as per FN 942017-4 and EN 60068-2-6
Noise level
85 dB(A)
Type of mounting
On sub-base
Housing material
PA-reinforced
Degree of protection
IP65
Type of control
Pilot-controlled
Duty cycle
100%
Coil characteristics
24 V DC: 1.0 W
Temperature of medium
-5 °C ... 60 °C
Pneumatic connection 1
Sub-base
Auxiliary pilot air port 14
Sub-base
Piston slide material
Wrought aluminum alloy

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