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Proportional pressure reducing valve
Proportional pressure reducing valve

PERFORMANCE SPECIFICATIONS
Oil viscosity u = 30 mm /s
2
p = f (Q) Pressure volume flow characteristics p = f (Q) Pressure volume flow characteristics
red
red
Statically adjusted at nominal pressure Statically adjusted to nominal pressure
25 bar execution 40 bar execution
*Limit of the operating range *Limit of the operating range
p [bar] p [bar]
30 K1145 60 K1144

20 40

10  ∗ 20  ∗

0 0
6 4 2 0 2 4 6 6 4 2 0 2 4 6
A  T Q [l/min] P  A A  T Q [l/min] P  A

p = f (n) Pressure adjustment characteristics p = f (n) Pressure adjustment characteristics
red red
Measured at Q = 0 l/min (static) Measured at Q = 0 l/min (static)
25 bar execution 40 bar execution
p [bar] p [bar]
30 K1173 50 K1172
25 40
20 30
15 20
10
5 10
0 0
0 10 20 30 40 50 60 70 80 90 100 I [%] 0 10 20 30 40 50 60 70 80 90 100 I [%]

ACCESSORIES SURFACE TREATMENT
Proportional amplifier Register 1.13 ◆ The cartridge body is gas-nitro carburised
◆ The slip-on coil and the armature tube are zinc nickel coated
Electric plug B (black) Article no. 219.2002
Technical explanations Data sheet 1.0-100
Filtration Data sheet 1.0-50

SEALING MATERIAL MANUAL OVERRIDE
NBR or FKM (Viton) as standard, choice in the type code None

www.wandfluh.com Illustrations are not binding Data subject to change 3/4 Edition: 19 28 2.3-603 E
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