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Festo

HE-3/4-D-MAXI

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HE-3/4-D-MAXI

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Marvo Stock ID MV-B7N7
HS Code 853890
SKU HE-3/4-D-MAXI
Warranty 12 months

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Specification & Description

Specification Description
Part Number HE-3/4-D-MAXI
Manufacturer Festo
Type On/Off Valve
Actuation Type Manual
Valve Function 3/2 Double Solenoid
Operating Pressure 0 bar to 16 bar
Standard Nominal Flow Rate 6000 l/min
C Value 26.8 l/sbar
b Value 0.35
Duty Cycle 100%
Operating Medium Compressed air to ISO 8573-1:2010 [7:4:4], Inert gases
Sealing Principle Soft
Exhaust-Air Function Without flow control option
Manual Override None
Corrosion Resistance Class CRC2 - Moderate corrosion stress
Media Temperature -10 °C to 60 °C
Ambient Temperature -10 °C to 60 °C
Mounting Type In-line installation
Mounting Position Optional
Flow Direction Non-reversible
Product Weight 796 g
Pneumatic Connection Port 1 3/4 NPT
Pneumatic Connection Port 2 3/4 NPT
Pneumatic Connection Port 3 G3/8
Material Housing Die-cast aluminium
Material Seals NBR
RoHS Compliance Yes
LABS (PWIS) Conformity VDMA24364-B1/B2-L
Note on Operating and Pilot Medium Lubricated operation possible (in which case lubricated operation will always be required)

The Festo HE-3/4-D-MAXI is a robust and reliable on/off valve designed for demanding industrial applications. This manually actuated piston gate valve features a soft sealing principle, ensuring efficient and leak-free operation. With a 3/2 bistable valve function, it operates effectively within a pressure range of 0 to 16 bar, making it suitable for a variety of pneumatic systems.

Constructed from die-cast aluminium, the HE-3/4-D-MAXI offers durability and resistance to moderate corrosion, classified under CRC2. The valve supports a high standard nominal flow rate of 6000 l/min, ensuring optimal performance in high-demand environments. It is compatible with compressed air and inert gases, adhering to ISO 8573-1:2010 [7:4:4] standards for air purity.

The valve's design allows for flexible installation, with in-line mounting and optional mounting positions. It features three pneumatic connections: two G3/4 ports and one G3/8 port, providing versatility in system integration. The HE-3/4-D-MAXI operates within a temperature range of -10 °C to 60 °C, suitable for various industrial conditions.

Weighing 796 grams, this valve is a reliable component for controlling pneumatic systems, offering consistent performance and ease of use. Its compliance with RoHS and VDMA24364-B1/B2-L standards further underscores its quality and environmental responsibility.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Frequently Asked Questions

What is the function of the Festo HE-3/4-D-MAXI?

The Festo HE-3/4-D-MAXI is an on/off valve designed for controlling the flow of compressed air and inert gases in pneumatic systems.

What type of actuation does the Festo HE-3/4-D-MAXI use?

The Festo HE-3/4-D-MAXI uses manual actuation.

What is the operating pressure range for the Festo HE-3/4-D-MAXI?

The operating pressure range for the Festo HE-3/4-D-MAXI is 0 to 16 bar.

What materials are used in the construction of the Festo HE-3/4-D-MAXI?

The housing of the Festo HE-3/4-D-MAXI is made from die-cast aluminium, and the seals are made from NBR (nitrile rubber).

Can the Festo HE-3/4-D-MAXI be used with lubricated air?

Yes, the Festo HE-3/4-D-MAXI can be used with lubricated air, but once lubrication is used, it must be continued.

What is the standard nominal flow rate of the Festo HE-3/4-D-MAXI?

The standard nominal flow rate of the Festo HE-3/4-D-MAXI is 6000 l/min.

What are the temperature limits for the Festo HE-3/4-D-MAXI?

The Festo HE-3/4-D-MAXI can operate within a media temperature range of -10 °C to 60 °C and an ambient temperature range of -10 °C to 60 °C.

What type of mounting is required for the Festo HE-3/4-D-MAXI?

The Festo HE-3/4-D-MAXI is designed for in-line installation and can be mounted with accessories.

Is the flow direction reversible for the Festo HE-3/4-D-MAXI?

No, the flow direction for the Festo HE-3/4-D-MAXI is not reversible.

What are the pneumatic connection sizes for the Festo HE-3/4-D-MAXI?

The Festo HE-3/4-D-MAXI has pneumatic connections of 3/4 NPT for ports 1 and 2, and G3/8 for port 3.

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Part conditions explained

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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

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New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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