FestoClassic
In Stock

hel-1-d-maxi

Product ID:4978
Updated: 2026/4/3
Festo hel-1-d-maxi

Key Features

  • 1Ensure high reliability with a soft-sealing principle for consistent performance. 2、Enable gradual pressure build-up using a throttleable exhaust-air function. 3、Control airflow efficiently with pneumatic actuation and direct piloting. 4、Operate across a wide 3-16 bar range for versatile applications. 5、Achieve 2,000,000 cycles B10 life with tested vibration resistance.
Product Details
hel-1-d-maxi
Festo

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
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
0.54
C value
28.3l/sbar
Standard nominal flow rate
6500l/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
394g
Type of mounting
Line installation
Pneumatic connection 1
G1
Pneumatic connection 2
G1
Note on materials
RoHS-compliant
Seals material
NBR
Housing material
Die-cast aluminum
Manufacturer ID
165083

Specifications may be subject to change without notice