525207 Festo Directional Control Valves

Product Details

• Lap
  Underlap
• Standard nominal flow rate
  400 l/min
• Design
  Pressure-relieved poppet valve
• Type code
  MH4
• Mounting position
  Any
• Flow direction
  Reversible with restrictions
• Operating pressure, reversible
  -0.9 bar ... 1 bar
• Switching time variation at 1 Hz and above
  0.3 ms
• Valve function
  3/2, open, monostable
• Width
  18 mm
• Degree of protection
  IP65
• Width dimension
  24 mm
• Additional functions
  Spark suppression Protective circuit
• Max. switching frequency
  210 Hz
• Tolerance for switching time off
  +10 %/-40 %
• Information on operating and pilot media
  Operation with oil lubrication possible (required for further use)
• Vibration resistance
  Transport application test with severity level 2 as per FN 942017-4 and EN 60068-2-6
• Ambient temperature
  -5 °C ... 60 °C
• Type of mounting
  With through-hole
• Actuation type
  Electrical
Operating voltage
24V DC
Certification
RCM compliance mark c UL us - Recognized (OL)
Sealing principle
Soft
Reverse polarity protection
Bipolar
Coil characteristics
24 V DC: low-current phase 2.125 W, high-current phase 8.5 W
Electrical connection
2-pin Plug
Note on materials
Free of copper and PTFE RoHS-compliant
Housing material
Die-cast zinc Coated
Pneumatic working port
G1/4
Nominal width
4 mm
Manual override
Non-detenting
Symbol
00991322
On switching time
3.5 ms
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
CE marking (see declaration of conformity)
As per EU EMC directive
Product weight
270 g
Pneumatic connection 11
G1/4
Material of screws
Steel Galvanized
KC characters
KC EMC
Operating pressure
-0.9 bar ... 8 bar
Reset method
Mechanical spring
Exhaust air function
With flow control option
Type of control
Direct
Switching time off
3.5 ms
Tolerance for ON switching time
+10%/-30%
Duty cycle
100%
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Pneumatic connection 33
G¼
Seals material
HNBR NBR
Permissible voltage fluctuations
+/- 10 %
Shock resistance
Shock test with severity level 2 as per FN 942017-5 and EN 60068-2-27
Temperature of medium
-5 °C ... 60 °C
Pneumatic connection 2
G¼

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