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Spool valve
Spool valve AK4x10

STANDARDS ACCESSORIES Spool valve
Mounting interface ISO 4401-03 Fixing screws Data sheet 1.0-60 Flange construction NG10
Contamination ISO 4406 Threaded subplates Data sheet 2.9-30 ◆ pneumatically operated ISO 4401-05
efficiency Multi-station subplates Data sheet 2.9-60 ◆ 4/2-way impulse valve
◆ 4/3-way with spring centred mid position
Horizontal mounting blocks Data sheet 2.9-100
◆ 4/2-way with spring reset
Technical explanations Data sheet 1.0-100
◆ Q = 80 l/min
max
Filtration Data sheet 1.0-50 ◆ p = 350 bar
max

DESCRIPTION APPLICATION
INSTALLATION NOTES Direct operated spool valve, pneumatically operated, with 4 Spool valves are mainly used for controlling direction of movement
Mounting type Flange mounting connections in a 5 chamber system. Spool detented or with spring. and stopping of hydraulic cylinders and motors. The direction of
4 fixing holes for Without actuation, the spool is held in the center position by the movement is determined by the position of the spool and its symbol.
socket head screws M5 x 50 spring (4/3), or switched back to the offset position (4/2). With the
Mounting position Any, preferably horizontal detent, the spool is held in the last switching position selected.
Precise spool fit, low leakage, long service life time. Spool made
Tightening torque Fixing screws M = 5,2 Nm (screw from hardened steel, body from high quality hydraulic cast steel.
D
quality 8.8, zinc coated)
Note! The length of the fixing screw depends on the base
material of the connection element.

SYMBOL

J100 Z100a Z100b
A B A B A B
a a b b a a b b a a b b

P T P T P T
D101 Z101a Z101b
A B A B A B
a a 0 b b a a b b a a b b
P T P T P T
D102 Z102a Z102b
A B A B A B
0 b a
a a b b a a b a b b
P T P T P T
D103 Z103a Z103b
A B A B A B

a a b b a a b a b b
0 b a
P T P T P T
D104 Z104a Z104b
A B A B A B
0 b a
a a b b a a b a b b
P T P T P T
D105 Z105a Z105b
A B A B A B
0 b a
a a b b a a b a b b
P T P T P T

Wandfluh AG Postfach CH-3714 Frutigen
Tel. +41 33 672 72 72 Fax +41 33 672 72 12 sales@wandfluh.com

www.wandfluh.com Illustrations are not binding Data subject to change 4/4 Edition: 21 22 1.6-32 E www.wandfluh.com Illustrations are not binding Data subject to change 1/3 Edition: 16 29 1.6-40 E
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