Product Model
he-3-qs-3/8-u

Selling Points
- 1The Festo HE-3-QS-3/8-U is a 3/2 double solenoid pneumatic shut-off valve designed for reliable operation in compressed air applications. It features a piston gate valve design and supports manual actuation.
- 2This valve includes an exhaust function, allowing for efficient air management and control. It is suitable for use in various industries, including manufacturing and automation.
- 3The HE-3-QS-3/8-U has a standard nominal flow rate of 707.4 l/min, making it suitable for moderate to high airflow requirements. It operates within a temperature range of 0 °C to 60 °C and supports operating pressures up to 10 bar.
- 4The valve is constructed with PBT-reinforced housing, ensuring durability and resistance to moderate corrosion stress. It also meets RoHS compliance and uses NBR seals for reliable sealing.
- 5The product is designed to operate in cleanroom environments, meeting Class 4 standards according to ISO 14644-1. It is also compliant with VDMA24364-B1/B2-L and LABS (PWIS) standards, ensuring high reliability in critical applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Valve function | 3/2, bistable | Selection of additional function | with exhaust function |
Pneumatic connection 1 | QS-3/8 | Pneumatic connection 2 | QS-3/8 |
Actuation type | Manual | Type of mounting | Optionally: Direct mounting via through-hole Line installation |
Standard nominal flow rate | 707.4l/min | Nominal width | 4.5mm |
Operating pressure | -0.95bar 10bar | Ambient temperature | 0°C 60°C |
Housing material | PBT-reinforced | Operating medium | Compressed air as per ISO 8573-1:2010 [7:-:-] |
Exhaust air function | Without flow control option | Sealing principle | Soft |
Mounting position | Any | Structural design | Piston gate valve |
Type of control | Direct | Flow direction | Non-reversible |
Symbol | 00997329 | Information on operating and pilot media | Operation with oil lubrication possible (required for further use) |
Corrosion resistance class (CRC) | 2 - Moderate corrosion stress | LABS (PWIS) conformity | VDMA24364-B1/B2-L |
Cleanroom class | Class 4 according to ISO 14644-1 | Temperature of medium | 0°C 60°C |
Product weight | 42g | Pneumatic connection 3 | Not ducted |
Note on materials | RoHS-compliant | Seals material | NBR |
Manufacturer ID | 153978 |
Specifications may be subject to change without notice