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Proportional pressure reducing valve
Proportional pressure reducing valve

Proportional pressure reducing cartridge
◆ direct operated M16 x 1,5
◆ Q = 6 l/min Wandfluh standard
max
◆ p = 210 bar (350 bar)
max
◆ p = 40 bar
N red max

DESCRIPTION APPLICATION
Direct operated proportional pressure reducing valve in screw-in These valves are used in hydraulic systems where the pressure
cartridge construction for cavity according to Wandfluh standard. has to be changed frequently. The electrical remote control in
Proportionally to the solenoid current, the solenoid force and the conjunction with process controls allows economical solutions
pressure in port A (1) rise. The valve functions practically indepen- with repeatable processes. For machining the cartridge cavity in
dently of the pressure in port P (2). Pressure increase in the consu- steel and aluminum blocks, cavity tools are available (hire or
mer port A (1) to above the adjusted value, e.g. through an active purchase). Please refer to the data sheets in register 2.13.

consumer, is avoided by discharging excess oil to the tank T (3).
With the solenoid deenergised, the oil flows freely from consumer
port A (1) to port T (3). For the control, Wandfluh proportional ampli-
fiers are available (see register 1.13).

SYMBOL ACTUATION
Actuation Proportional solenoid, wet pin push
(A) 1 type, pressure tight
Execution W.S37 / 19 x 50 (Data sheet 1.1-173)
M.S35 / 19 x 50 (Data sheet 1.1-174)
Connection Connector socket EN 175301 – 803
(P) 2 (T) 3 Connector socket AMP Junior-Timer
Connector Deutsch DT04 – 2P

STANDARDS INSTALLATION NOTES
Cartridge cavity Wandfluh standard Mounting type Screw-in cartridge type M16 x 1,5
Solenoids DIN VDE 0580 Mounting position Any, preferably horizontal
Connection execution D EN 175301 – 803 Tightening torque M = 30 Nm Screw-in cartridge
D
Protection class EN 60 529 M = 5 Nm knurled nut
D
Contamination efficiency ISO 4406 M = 9,5 Nm HB0
D
M = 5,5 Nm HB4,5
D

www.wandfluh.com Illustrations are not binding Data subject to change 1/4 Edition: 19 00 2.3-605 E
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