General Specifications - Walvoil DPC130X Service Manual

Service Manual
___________________________________________________________________________________
Working conditions
This catalogue shows technical specifications and diagrams measured with mineral oil of 46 mm
temperature.
Nominal flow rating
(open center circuit)
Max. pressure
Back pressure (max.)
Standard internal
leakage A(B)->T
Fluid
Fluid temperature range
Viscosity
Contamination level
Environmental
temperature for working conditions
Environmental
pressure for working conditions
NOTES: ( ) According to NFPA T 2.6.1., fatigue rating verified for 1 million cycles on 6 sample valves with test Pressure = 1.23 x Max. pressure
1
indicated - ( ) DPC130X can operate with gases with an ignition temperature above 135°C -
2
266°F
above 130°C - .
Standard thread
REFERENCE STANDARD
THREAD
ACCORDING TO
ISO
CAVITY
DIMENSION SAE
ACCORDING TO
DIN 3852-2, X or Y shape
NOTES ( ): Standard pressure series - (
3
5100 psi
( )
D1WWTD02E
on inlet port with compensator
@ stand-by (margin pressure)
on working ports with compensator
@ stand-by (margin pressure)
on working ports without compensator
@ stand-by (margin pressure)
P inlet port
A and B working ports
on T outlet port
on L drain port
1450 psi
∆p=100 bar -
with port valves, ∆p=100 bar -
with seals NBR (BUNA-N)
with seals FPM (VITON)
operating range
min.
max.
max.
BSP UN-UNF
ISO 228/1 ISO 263
BS 2779 ANSI B1.1 unified
1179 11926
J1926
): For pressure up to 350 bar
4
150 l/min -
100 l/min -
130 l/min -
1450 psi
from -20°C to 80°C -
from -20°C to 80°C -
from 15 to 75 mm
-/18/15 - ISO 4406 -
from -20°C to 60°C (
from +0.8 to + 1.1 bar -
275°F
and powders with an ignition temperature
PORTS
P inlet
A and B ports
T outlet
LS Load Sensing
V1 pilot
V2 pilot
L drain
M pressure gauge
Hydraulic control ports
NOTES ( ): ATTENTION! V2 pilot port requires dedicated
5
joints; please see Inlet section pages.
DPC130X

General specifications

/s - 46 cSt viscosity at 40°C - 104°F
2
39.6 US gpm 131 psi
@ 9 bar -
26.4 US gpm 102 psi
@ 7 bar -
34.3 US gpm 131 psi
@ 9 bar -
4500 psi
315 bar ( ) - ( )
1 1
4500 psi
315 bar ( ) - ( )
1 1
363 psi
25 bar -
36 psi
2.5 bar -
0.98 in /min
16 cm /min - 3
3
1.28 in /min
21 cm /min - 3
3
Mineral oil
from -4°F to 176°F
from -4°F to 176°F
from 15 to 75 cSt
/s -
2
12 cSt
12 mm /s -
2
400 cSt
400 mm /s -
2
NAS 1638 class 9
from -4°F to 140°F
) -
2
from +11.6 to 16 psi
BSP UN-UNF
G 3/4 1 1/16-12 (SAE 12)
G 1/2 7/8-14 (SAE10)
G 3/4 1 1/16-12 (SAE 12)
G 1/4 9/16-18 (SAE 6)
G 1/4 9/16-18 (SAE 6)
depends on inlet section type:
see pages from 14 to 17 (
G 1/4 7/16-20 (SAE 4)
G 1/4 9/16-18 (SAE 6)
G 1/4 9/16-18 (SAE 6)
( )
2
)
5
9