Airtac GV Slow Start Valve GV20008NE

Airtac

Airtac GV Slow Start Valve GV20008NE

$59.31 $66.81
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Description
The GV Slow Start Valve is designed to ensure safe pressure build-up in pneumatic systems, providing critical safety protection. When the valve's input port (P) is connected to the compressed air supply and the coil is energized, the 3-port 2-position valve opens. This allows a controlled airflow through the throttle valve to output port (A), enabling gradual system pressurization. The valve fully opens when output pressure reaches 50% of input pressure, achieving maximum flow capacity. Upon de-energization, port P closes while the check valve redirects residual air from the system to exhaust port (R) for rapid depressurization, resetting the system to zero pressure to ensure operational safety.

Category: Slow Start Valves | Brand: AirTAC | Series: GV

AirTAC GV Slow Start Valve GV20008NE Technical Specifications

  • Model: GV20008NE
  • Type: 2-position 5-way slow start valve (pneumatic pilot operated)
  • Port size: PT1/4 (G1/4 adapter optional)
  • Operating pressure: 0.15–0.8 MPa (21.7–116 PSI)
  • Voltage options: DC12V (±10%), DC24V (±10%), AC110V (±15%), AC220V (±15%)
  • Weight: 320g ±5% (without accessories)
  • Dimensions: 62mm(L) × 40mm(W) × 85mm(H)
  • Flow capacity: Cv=0.32 (at 0.5MPa)
  • Seal material: HNBR rubber (high nitrile)
  • Temperature range: -20℃ to 80℃ (non-freezing environment)
  • Response time: 0.5s (open), 0.3s (close) @0.5MPa
  • Protection rating: IP67 (dust/water resistant)
  • Port thread depth: 10mm (tapered thread)
  • Max. operating frequency: 5Hz (with clean dry air)

Precision slow-start valve engineered for smooth actuator acceleration control. Features progressive flow regulation through tapered spool design, minimizing mechanical shock in pneumatic systems. Enhanced corrosion resistance with aluminum alloy body and chrome-plated brass core. Requires 5μm filtered compressed air with oil mist (ISO 8573-1 Class 3).

Typical Applications:
  • Packaging machine clamp control (preventing product deformation)
  • Automated assembly line pick-and-place units
  • Semiconductor handling robotics
  • Medical bed adjustment mechanisms
  • Elevator door safety systems
Installation notes:
1. Mount vertically (±15° tolerance) with arrow marking aligned to airflow direction
2. Install downstream filter regulator (0.3-1MPa range)
3. For AC voltage models: Use surge absorber when controlling via PLC
4. Lubrication: ISO VG32 turbine oil recommended every 5M cycles


Property Property Value
sku GV20008NE
Pressure Gauge Code Without attached table
Port Size PT1/4
Bracket Code With Bracket
Coil Voltage AC24V
Shipping policies

Returns will be accepted for up to 15 days of Customer’s receipt or tracking number on Not used items. You, as a Customer, are obliged to inform us via email before you return the item, only in the case of:

  • Received the wrong item.
  • Item arrived not as expected (ie. damaged packaging).
  • Item had defects.
  • Over delivery time.
  • The shipper does not allow the goods to be inspected before payment.

The returned product(s) must be in the original packaging, safety wrapped, undamaged and unworn. This means that the item(s) must be safely packed in a carton box for protection during transport, possibly the same carton used to ship to you as a customer.

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