Walvoil SDS sectional control valves
Simple, compact and heavy duty designed sectional valve from 1 to 12 sections for open and closed centre hydraulic systems.
- Fitted with a main pressure relief valve and a load check valve on every working section.
- Available with parallel, tandem or series circuit.
- Optional acrry-over port.
- A wide variety of port and circuit valves.
- Available manual, pneumatic, hydraulic, electro-hydraulic and remote with flexible cables spool control kits.
- Diameter 20 mm (0,79 in.) interchangeable spools.
Nominal flow rating |
Parallel or tandem circuit |
160 l/min |
Series circuit |
140 l/min |
|
Operating pressure |
Parallel or tandem circuit |
315 bar (4600 psi) |
Series circuit |
250 bar (3600 psi) |
|
Max back pressure |
On outlet T |
25 bar (360 psi) |
Internal leakage A(B)→T |
∆p=100 bar (1450 psi) fluid and valve 40°C |
5 cm3/min (0,30 in3/min) |
Fluid |
|
Mineral base oil |
Fluid temperature |
with NBR seals |
from -20° to 80°C |
with FPM (VITON) seals |
from -20° to 100°C |
|
Viscosity |
Working range |
from 15 to 75 mm2/s |
Min |
12 mm2/s |
|
Max |
400 mm2/s |
|
Max level of contamination |
|
-/19/16 - ISO 4406 |
Ambient temperature for working conditions |
With mechanical control |
from -40° to 60°C |
With electric controls |
from -20° to 60°C |
|
With pneumatic and hydraulic control |
from -30° to 80°C |
Code | Description |
114130030 | SDS150/1/AC(YG4-200)/18L/RC-BSP34(PABT) |
114130031 | SDS150/1/AC(XGA-120)/111L/RC |
114131001 | SDS150/1/AC(XGA-120)/18L/RC |
114330115 | SDS150/3/AC(YG3-220)/18L/28L/28L/RC |
114330116 | SDS150/3/BC(YG3-220)/28L/18L/18L/RC |
114430105 | SDS150/4 METAL WORK |
114431002 | SDS150/4/AC(XGA-120)/18L/18L/18L/18L/RC |
Code | Description |
118100013 | SDS180/1/AC(YG3-120)/18L/RC-<Q80> |
118100015 | SDS180/1/AC(XG-120)/18L/RC-<Q80> |
118100017 | SDS180/1/AC(YG4-300)/28PL/RC-<Q80> |
118100040 | SDS180/1/AC(YG3-180)/18L/RC |
118100051 | SDS180/1/AC(YG3-120)/18PL/RC |
118200008 | SDS180/2/AC(YG3-210)/18L/18L/RC |
118200014 | SDS180/2/AC(YG3-120)/18L/18L/RC |
118200062 | SDS180/2/AC(YG3-180)/18PL/18PL/RC-<Q80> |
118200087 | SDS180/2/AC(YG3-200)/28L/18L/RC |
118300006 | SDS180/3/AC(YG3-120)/18L/18L/18L/RC |
118300029 | SDS180/3/AC(XG-120)/18L/18L/18L/RC |
118400019 | SDS180/4/AC(XG-120)/18L/18L/18L/18L/RC |
118400038 | SDS180/4/AC(YG3-120)/18L/18L/18L/111L/RC |