G-26
G
Where measurements are critical request certied drawings. We reserve the right to change specications without notice.
Eaton Hydraulic Screw-in Cartridge Valves (SiCV) E-VLSC-MC001
-E—January 20
18 www.eaton.com
2
1
Flow - L/min
Pressure - psi
Pressure - bar
Flow - US gpm
0 75 150 225 300
0 20 40 60 80
17.2
13.8
10.3
6.9
3.5
0
250
200
150
100
50
0
7.0S
4.0S
2.0S
0.3S
1.0S
Operation
This is a poppet type, direct
acting screw-in cartridge
check valve allowing free ow
from port 1 to 2.
Features
Hardened and ground working
parts to limit leakage and
extend service life. Rhobust
design with a 350 bar (5000
psi) max pressure rating.
Pressure drop
Performance data
Sectional view
3CA300 - Check valve
Direct acting, poppet style
300 L/min (80 USgpm) • 350 bar (5000 psi)
Descriptions
This is a poppet type, dirct
acting screw-in cartridge
check valve allowing free ow
from port 1 to 2.
2
1
Ratings and specifications
Figures based on: Oil Temp = 40°C Viscosity = 32 cSt (150 SUS)
Typical application pressure (all ports) 350 bar (5000 psi)
Rated flow 300 L/min (80 USgpm)
Free flow cracking pressure 0.3 -3 bar (4.4 psi)
1.0 - 1 bar (14.5 psi)
2.0 - 2 bar (29 psi)
4.0 - 4 bar (58 psi)
7.0 - 7 bar (100 psi)
Leakage 0.2 millilitres/min nominal
Temperature range –30° to 90°C (–22° to 194°F)
Cavity A13245 (C-20-2) See Section M)
Torque cartrid ge into cavity 150 Nm (11 0 lbs ft)
Filtration BS5540/4 Class 18/13
(25 micron nominal)
Cartridge material All steel construction.
External parts electroless zinc plated.
Standard housing material Aluminum (up to 210 bar)
Add suffix ‘377’ for steel option.
Norminal Viscosity Range 15 to 250 cSt
Weight 0.48 kg (1.06 lbs.)
Mountin g position Unrestricted
Seal kit SK1341 (Nitrile)
SK1341V (Viton
®
)
Viton is a registered trademark of E.I. DuPont
G-27
G
Where measurements are critical request certied drawings. We reserve the right to change specications without notice.
Eaton Hydraulic Screw-in Cartridge Valves (SiCV) E-VLSC-MC001
-E—January 20
18 www.eaton.com
Model code
3CA300 - Check valve
Direct acting, poppet style
300 L/min (80 USgpm) • 350 bar (5000 psi)
1
Function
3CA300 - Cartridge only
3CA355 - Cartridge and body
2
Port size - bodied valves only
3
Cracking pressure
0.3 - 0.3 bar (4.4 psi)
1.0 - 1.0 bar (14.5 psi)
2.0 - 2.0 bar (29 psi)
4.0 - 4.0 bar (58 psi)
7.0
- 7.0 bar (100 psi)
4
Seals
S - Nitrile (For use with most
industrial hydraulic oils)
SV - Viton (For high
temperature and
most special uid
applications)
46 A/F
72.5
(2.85)
15.0
(0.59)
76.2 (3.0)
101.6
(4.0)
38.1
(1.5)
32.0
(1.26)
65.0
(2.56)
25.0
(0.98)
10.0
(0.39)
40.0
(1.57)
80.0 (3.15)
101.6 (4.0)
Dimensions
mm (inch)
ote:N For applications above
210 please consult our technical
department or use the steel body
option.
Single valve
1 1/4", 1 1/2" Ports
Basic code 3CA355
Cartridge only
Basic code
3CA300
3CA*** 10W 1.0
S
–––
1 2 3 4
Code Port size Housing number
Aluminum Steel
10W 1 1/4" BSPC24005 C24006
20T 1 1/4" SAE C24011 C24012