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Solenoid operated poppet valve Solenoid operated poppet valve
Poppet valve

TYPE CODE PERFORMANCE SPECIFICATIONS
2
Z 2 2 03 - - # Oil viscosity u = 30 mm /s
Poppet valve, sandwich construction Δp = f (Q) Pressure drop volume flow characteristics p = f (Q) Performance limits „Medium”
Measured with nominal voltage -10 %
Solenoid, Medium M
Solenoid, Super S p [bar] p [bar]
2 way (connections) 8 K0310 125 K0311
100
6
2 switching positions 75
4 50
Nominal size 3-Mini
2 25
Normally closed 1 0
Normally open 0 0 0 1 2 3 4 5 6 Q [l/min]
0 1 2 3 4 5 6 Q [l/min]
Type list / Function
Poppet valve in P P in T T
in A and B AB in A A in B B p = f (Q) Performance limits „Super” Flow direction
Measured with nominal voltage -10 % Symbol 1 → 2 2 → 1
Nominal voltage U N 12 VDC G12 115 VAC R115 p [bar]
24 VDC G24 230 VAC R230 3 2 1 ZS22031. 1 2
350 K0309 ZS22030A 1 3
Sealing material NBR 300
FKM (Viton) D1 250
200
Design index (subject to change) 150
1.11-2500 100
50 Attention! Long periods of non-actuation can reduce the switching
0 performance
0 1 2 3 4 5 6 Q [l/min]
ELECTRICAL SPECIFICATIONS HYDRAULIC SPECIFICATIONS

Protection class IP65 Working pressure Medium: p = 125 bar STANDARDS ACCESSORIES
max
Relative duty factor 100 % DF Super: p = 350 bar
max
Switching frequency 15'000 / h Maximum volume flow Q = 6 l/min, see characteristic Mounting interface Wandfluh standard Fixing screws Data sheet 1.0-60
max
Service life time 10 (number of switching cycles, Volume flow direction Any (see characteristic) Solenoids DIN VDE 0580 Threaded subplates Data sheet 2.9-05
7
theoretically) Leakage oil Poppet type, max. 0,05 ml / min (approx. Connection execution D EN 175301 – 803 Multi-station subplates Data sheet 2.9-45
Voltage tolerance ± 10 % with regard to nominal voltage 1 drop / min) at 30 cSt Protection class EN 60 529 Horizontal mounting blocks Data sheet 2.9-85
Standard nominal 12 VDC, 24VDC, 115 VAC, 230 VAC Fluid Mineral oil, other fluid on request Contamination efficiency ISO 4406 Technical explanations Data sheet 1.0-100
voltage AC = 50 to 60 Hz, rectifier integrated in Viscosity range 12 mm /s…320 mm /s Filtration Data sheet 1.0-50
2
2
the connector socket Temperature range -25…+70 °C (NBR) MANUAL OVERRIDE
fluid -20…+70 °C (FKM) Relative duty factor Data sheet 1.1-430
Note! Other electrical specifications see data sheet 1.1-80 Screw plug (HB0), no actuation possible
(Medium) and 1.1-85 (Super) Contamination Class 20 / 18 / 14 Optionally: HB4,5, HN(K) or HR(K)
efficiency → See data sheet 1.1-311
Filtration Required filtration grade ß 10…16 ≥ 75,
see data sheet 1.0-50
COMMISSIONING SEALING MATERIAL
Attention! When commissioning, the valve must be vented under NBR or FKM (Viton) as standard, choice in the type code

pressure (max. two rotations of screw E).

SURFACE TREATMENT INSTALLATION NOTES
◆ The sandwich bodies are zinc-phosphated or zinc-nickel coated Mounting type Sandwich mounting
◆ The solenoid and the cover are re zinc-nickel coated 3 fixing holes for
◆ The socket head screws are zinc coated socket head screws or studs M4
Mounting position Any, preferably horizontal
Tightening torque Fixing screws M = 2,6 Nm (quality 8.8,
D
zinc coated)
VALVES INSTALLED
The central functioning element is the poppet valve cartridge NG3, data sheet 1.11-2010.

www.wandfluh.com Illustrations are not binding Data subject to change 2/4 Edition: 20 46 1.11-2500 E www.wandfluh.com Illustrations are not binding Data subject to change 3/4 Edition: 20 46 1.11-2500 E
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