577271 Festo Directional Control Valves

Product Details

• Lap
  Overlap
• Standard nominal flow rate
  1050 l/min
• Operating pressure
  3 bar ... 8 bar
• Pilot air supply port
  Internal
• On switching time
  23 ms
• Explosion prevention and protection
  Zone 1 (ATEX) Zone 22 (ATEX)
• Type of mounting
  With through-hole
• Note on materials
  RoHS-compliant
• Pneumatic working port
  NAMUR connection diagram
• Exhaust air function
  With flow control option
• Sealing principle
  Soft
• Symbol
  00991082
• Changeover time
  55 ms
• 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)
• Pneumatic connection 1
  G1/4
• Pneumatic connection 3
  G1/4
• Pneumatic connection 5
  G1/4
• Actuation type
  Electrical
• Design
  Piston gate valve
Type code
VSNC
Manual override
Detenting Non-detenting
Type of control
Pilot-controlled
Signal status display
With accessories
C value
4.4 l/sbar
Certificate issuing authority
DNVGL-TAA000011J
Temperature of medium
-20 °C ... 60 °C
Product weight
450 g
Seals material
NBR
Mounting position
Any
b-value
0.4
Coil characteristics
See solenoid coil, to be ordered separately
Ambient temperature
-20 °C ... 60 °C
Pneumatic connection 2
NAMUR connection diagram
Pneumatic connection 4
NAMUR connection diagram
Material of screws
High-alloy stainless steel
Valve function
5/3, exhausted
Width
32 mm
Operating voltage
Via solenoid coil, to be ordered separately
Reset method
Mechanical spring
Conforms to standard
VDI/VDE 3845 (NAMUR)
Flow direction
Non-reversible
Switching time off
103 ms
Duty cycle
100%
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Venting hole connection
Not ducted
Housing material
Wrought aluminum alloy

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