Reliable OperationThe Festo MFH-3-1/4-24-EX is designed for consistent and reliable operation, ensuring your pneumatic systems run smoothly and efficiently.
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High Flow RateWith a standard nominal flow rate of 800 l/min, this valve is capable of handling high-volume applications, making it ideal for demanding industrial environments.
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Precise ControlThe electric actuation provides precise control over the valve, allowing for accurate regulation of airflow and pressure, which is crucial in various industrial processes.
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Wide Operating Pressure RangeThe valve operates effectively at pressures ranging from 1.5 bar to 8 bar, making it versatile for use in different industrial settings.
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Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Valve function
3/2, closed, monostable
Actuation type
Electrical
Width
73mm
Standard nominal flow rate
800l/min
Pneumatic working port
G1/4
Operating voltage
24V DC
Explosion Protection CertificationThe MFH-3-1/4-24-EX is certified for explosion protection in various zones and divisions, ensuring safe operation in hazardous environments. It meets Class I, Div. 1 (US), Class I, Div. 2 (US), Class II, Div. 1 (US), Class II, Div. 2 (US), Class III, Div. 1 (US), and Class III, Div. 2 (US) standards.
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Durable ConstructionThe valve features a durable die-cast aluminum housing with anodized finish, ensuring long-lasting performance and resistance to corrosion. The seals are made of NBR and PU materials, providing excellent sealing properties.
Operating pressure
1.5bar 8bar
Reset method
Mechanical spring
Explosion protection certification outside the EU
Class I, Div. 1 (US) Class I, Div. 2 (US) Class II, Div. 1 (US) Class II, Div. 2 (US) Class III, Div. 1 (US) Class III, Div. 2 (US) EPL Gb (US) EPL Gc (US)
Certificate issuing authority
FM 3026030
Degree of protection
IP65
Nominal width
5mm
Exhaust air function
With flow control option
Sealing principle
Soft
Mounting position
Any
Manual override
Detenting
Type of control
Pilot-controlled
Flow direction
Non-reversible
Symbol
00991008
Lap
Underlap
Switching time off
29ms
On switching time
12ms
Coil characteristics
24 V DC: 4.6 W
Explosion prevention and protection
Class I, Div. 1 (US) Class I, Div. 2 (US) Class II, Div. 1 (US) Class II, Div. 2 (US) Class III, Div. 1 (US) Class III, Div. 2 (US) Zone 1 (US) Zone 2 (US)
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication possible (required for further use)
