FestoClassic
In Stock

hel-3/4-d-midi-npt

Product ID:5326
Updated: 2026/4/3
Festo hel-3/4-d-midi-npt

Key Features

  • 1Ensure gradual pressure build-up to protect sensitive equipment. 2、Construct with die-cast aluminum for high corrosion resistance. 3、Operate within a wide 0.3 to 1.6 MPa pressure range reliably. 4、Control airflow precisely using the throttleable exhaust-air function. 5、Meet ISO 8573-1:2010 and RoHS standards for compliance.
Product Details
hel-3/4-d-midi-npt
Festo

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Width dimension
55mm
Exhaust air function
With flow control option
Actuation type
Pneumatic
Sealing principle
Soft
Mounting position
Any
Manual override
None
Structural design
Piston gate valve
Reset method
Mechanical spring
Type of control
Direct
Flow direction
Non-reversible
Symbol
00991513
Valve function
2/2, closed, monostable
Operating pressure
3bar 16bar
b-value
0.48
C value
20.5l/sbar
Standard nominal flow rate
3800l/min
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas
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
Air quality class at the output
Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas
Temperature of medium
-10°C 60°C
Ambient temperature
-10°C 60°C
Product weight
270g
Type of mounting
Line installation With accessories
Pneumatic connection 1
3/4 NPT
Pneumatic connection 2
3/4 NPT
Note on materials
RoHS-compliant
Seals material
NBR
Housing material
Die-cast aluminum
Manufacturer ID
173921

Specifications may be subject to change without notice