Directional poppet valves type WVH700

Operating pressure up to 700 bar
Max. flow rate 12 l/Min
Porting NG 4 acc. to Bieri-Standard

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Features Advantages
Direct operated Leakage free
As 2/2-, 3/2-, 3/3-valve with solenoid actuation available High corrosion resistance
4/2-valve pre-operated Long operating lifetime and reliability
Hardened seat elements (cone and seat) Functions with negative or positive overlap

Applications

Design


Technical Data

Hydraulic fluid Mineral oil according to DIN 51524 (other fluids on request)
Fluid temperature range -20 to 80°C
Ambient temperature range -20 to 50°C
Viscosity range 5 bis 400 mm²/s
Porting NG 4 according to BIERI-Standard
Max. operating pressure connection P, A, B 700 bar / pressure difference from P to A, B to T must be adhered! (pp> pA ≥ pB> pT)
Max. flow rate 12 l/min
Filtration (recommendation) According to NAS 1638, class 6 resp. ISO/DIN 4406 Klasse 17/15/12
Duty cycle ED 100 %
Solenoid voltage (nominal power) 24 VDC (23 W), 110 VAC (25 W) and 230 VAC (25 W)
Power tolerance +/– 10 %
Switching time 40 – 120 ms
Degree of protection IP 63 according to EN 60529 / DIN 40050 (solenoid IP 65)
Material/Surface finish Valve body: Corrosion resistant steel and aluminium
Solenoid coil: ZnFe - corrosion protection