WS08W - Airline Hydraulics

FUNCTION
2
1
Up to 5 gpm (19 l/min)
and 3600 psi (250 bar)
Solenoid Directional Valve
Size 8 Cartridge - 3600 PSI (250 bar)
WS08W-01
Seat Type - Direct Operated
2/2 Normally Closed, Double-Blocking
FEATURES
Wet armature solenoid
Wide voltage tolerance
High-strength, hardened and ground steel parts
All surfaces zinc plated and corrossion-proof
Waterproof design standard
Wide variety of coils and connectors available
1
In the de-energized mode, the
valve blocks flow, leakfree, in both
directions.
2
When energized, the valve allows
flow in both directions.
SPECIFICATIONS
Operating Pressure:
Proof Pressure:
Nominal Flow:
Internal Leakage:
Fluid Operating Temp. Range:
Ambient Temp. Range:
Coil Duty Rating:
Current Draw @ 68 o F (20 o C):
Minimum Pull-In Voltage:
Response Time:
(24 VDC coil typical)
Fluid Compatibility:
Viscosity:
Filtration:
Materials:
Cavity:
Weight:
3600 psi (250 bar)
7540 psi (520 bar)
5 gpm (19.1 l/min)
Leakfree (less than 2 drops/min. max.)
@ 3600 psi (250 bar)
-40 o F to +248 o F (-40 o C to +120 o C)
-40 o F to +140 o F (-40 o C to +60 o C)
Continuous from 85% to 115%
of nominal of voltage
1.5 amps @ 12 VDC
0.8 amps @ 24 VDC
85% of nominal
Energization: 35 ms
De-energization: 50 ms
Mineral based or synthetic
with lubricating properties
50 to 2000 SUS (7.4 to 420 cSt)
ISO 21/19/16 or cleaner
(according to ISO 4406)
Valve Body:
Piston:
Seals:
Coil:
Carbon Steel
Carbon Steel
Buna-N (standard)
Viton TM (optional)
Steel / Polyamid
FC08-2
Valve & Coil: 0.73 Lbs. (330 g)
Coil Only: 0.42 Lbs. (190 g)

DIMENSIONS
MODEL CODE
0.748
(19)
MANUAL OVERRIDE, OPTION "M" WITH HNBR RUBBER CAP
AFTER LOOSENING KNURLED NUT,
COIL CAN BE ROTATED THROUGH
360o AND REMOVED.
VALVE MODEL
WS08W-01 M-C-N-24 DS
2.87 MAX.
(73 MAX.)
2.59 MAX. without "M"
(66.5 MAX.)
TORQUE
3 - 4.5 ft-lbs
0.61
(15.5)
DESIGN CODE
Factory specified
OPTIONS
Omission = No Option
M = Manual Override
2.0 *
(50.8)*
1.496
(38)
0.28
(7.1)
INCH (MILLIMETER)
* Dimensions determined by
manufacturing origin.
Technical Modifications Reserved
Pressure Drop
PERFORMANCE
bar
12.5
10
7.5
5
2.5
0
psi
200
175
150
125
100
75
50
25
0.13
(3.3)
ø1.429
(ø36.3)
2.66 MAX.
(67.5 MAX.)
0.374
(9.5)
0.079
(2)
1.102
(28)
1
2
1
1.62
(41.1)
2.0*
(50)*
1 2
AFTER LOOSENING KNURLED NUT,
COIL CAN BE ROTATED THROUGH
360 o AND REMOVED.
0.945
(24)
7/8 HEX
TORQUE 18.5-22 ft-lbs. (25-30 Nm)
2
ø0.5
(ø12.7)
3/4-16 UNF-2A
Measured at 158 SUS (34 cSt)
T oil = 115 o F (46 o C)
1
0
0 1 2 3 4 gpm 5
0 5 10
15 l/min
Flow
2
1.13* THICK
(30)*
19
BODY & PORTS*
C = No Line Body, Cartridge Only
AS6 = SAE-6 ports, aluminum body
SS6 = SAE-6 ports, steel body
SEALS
N = Buna-N
V = Viton TM
COIL VOLTAGE
0 = No Coil, Cartridge Only
DC
AC
10 = 10 V DC 24 = 24 V AC
12 = 12 V DC 115 = 115 V AC
24 = 24 V DC 230 = 230 V AC
36 = 36 V DC (AC coils internally full wave rectified)
48 = 48 V DC
110 = 110 V DC
COIL CONNECTOR
DC DG = DIN Connector (DIN 43650)
DS = Dual spade (SAE J858a)
DL = Leadwires (2) - 18" (457mm) long
DW = Weather Pack R connector on
leadwires - 9.5" (241mm) long
DP = 1/2" Conduit connection with
leadwires - 18" (457mm) long
DE = Double 8-32 stud terminals
DK = Kostal connector
AC
AG
AP
= DIN Connector (DIN 43650)
= 1/2" Conduit connection with
leadwires - 18" (457mm) long
* Standard Line Bodies:
Code Pressure Description Part #
AS6
SS6
3500 psi
(245 bar)
6000 psi
(420 bar)
Clear anodized aluminium
SAE-6 ports
Zinc plated steel
SAE-6 ports
FH082-AS6
FH082-SS6
Please refer to data sheet HHD-BCT for further cavity and body
specifications. Alternate port sizes, types, body materials,
finishes, and custom designs available.
HYDAC Technology Corporation
HYDRAULIC DIVISION
445 Windy Point Dr.
Glendale Heights, IL 60139
Tel.: (630) 545-0800
Fax: (630) 545-0033
c 1999 HYDAC Technology Corp. HHD-WS08W-10/99 Viton TM is a registered trademark of DuPont Corp.