Directional poppet valves WVH-6I
BIERI directional poppet valves of the WVH-6I series are direct controlled, poppet tight solenoid valves suitable for a pressure up to 700 bar and flow rates up to 25 l/min. In addition to the compact and lightweight design, they offer outstanding tightness, stainless components and a turnable plug-in coil.
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Max. operating pressure
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700 bar
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Max. flow rate
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25 l/min
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Porting
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NG 6 according to DIN 24340 /ISO 4401 /CETOP RP 121 H
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Features
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Advantages
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Available as 2/2 and 3/2 directional poppet valve with solenoid actuation
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Poppet tight (bidirectional)
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Directly operated
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High operational safety and relieble switching
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360° turnable and exchangeable plug-in coil
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High corrosion resistance
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Hidden manual override
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High duty cycles and long lifetime
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Pressure compensated design of hardened and specially grinded valve cones
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Replacement of coils without opening of the pressure tight spaces
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- Controlling of cylinders in higher pressure ranges as full replacement for spool valve technology (especially for poppet tight holding and bending)
- Clamping technology & jig construction
- Machine tools - auxiliary functions
- Forming technology - clamping
- Presses, test benches and systems
- Lifting and transport systems
- Hydraulic tools
- Patented valve-design
- Pressure compensated design of hardened and specially grinded valve
cones - Strong return springs
- Hidden manual override
- Available as 2/2 and 3/2 directional poppet valves with solenoid actuatation
- 360° turnable and exchangeable plug-in coil
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Hydraulic fluid
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Mineral oil according to DIN 51524 (other fluids on request)
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Fluid temperature range
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-20 to 80 °C
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Ambient temperature range
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-30 to 50 °C
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Viscosity range
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5 to 400 mm²/s
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Porting
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NG 6
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Max. operating pressure connection P, A, B
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700 bar
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Max. operating pressure connection T
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700 bar
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Max. flow rate
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25 l/min
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Filtration (recommendation)
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According to NAS 1638 class 6 or ISO/DIN 4406 17/15/12
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Duty cycle DC
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100 %
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Solenoid voltage (nominal power)
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12 VDC (26.7 W), 24 VDC (27.2 W), 110 VAC (25 W), 230 VAC (25 W)
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Voltage tolerance
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+/– 10 %
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Switching time
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See technical data sheet
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Degree of protection
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IP 65 according to EN 60529 /DIN 40050 (or according coil choice)
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Service life
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B10: 1 million according to ISO 19973
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Weight
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See technical data sheet
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Material/Surface finish
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Solenoid coil: ZnNi-plated (1000 h salt spray test)
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Valve body: 1.4104 / X14CrMoS17
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