Single overcenter valves
The overcenter valves are employed to control the stop and the motion of one direction of an actuator (single overcenter valves) or both the directions (dual overcenter valves).
Functions:
- load lowering control: the lowering of the load is possible only if there is a pilot pressure from the other line; this operation ensures the oil supply of the cylinder preventing cavitation problems;
- containing of the pressure at the setting value, pressure relief for any pressure peaks caused by shocks or overloads; - arrest of the flow (and of the load) when the pump is not working or the directional valve is in neutral position;
- free flow for load lifting, with reduced pressure drops;
They consist of a body where are placed:
- check valve: it allows the flow in only one direction;
- pilot piston: it permits to control the gradual opening of the relief valve;
- relief valve: it permits to limit the maximum pressure in the actuator, it withholds the load and controls its lowering during the opening of the valve by the pilot signal.
CODE
L/min
Description
Max press.
Body material
Conn.
Pilot
Click to enlarge image
A060300.00.00
A060300.01.00
A060300.02.00
45lpm
Single overcenter valve
Zinc plated steel
500 Bar
G3/8"
4.84:1
6.83:1
9.49:1
A060400.00.00
A060400.01.00
60lpm
Single overcenter valve
Zinc plated steel
500 Bar
G1/2"
4.84:1
6.83:1
A060261.01.00
A060261.02.00
A060261.03.00
A060361.11.00
A060361.12.00
A060361.13.00
A060461.01.00
A060461.02.00
A060461.03.00
20lpm
45lpm
60lpm
Single overcenter valve
Zinc plated steel
500 Bar
G1/4"
G3/8"
G1/2"
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
A060261.22.00
30lpm
Single overcenter valve
Zinc plated steel
500 Bar
G1/4"
4.1:1
A060300.20.00
A060400.20.00
45lpm
60lpm
Single overcenter valve
Zinc plated steel
500 Bar
G3/8"
G1/2"
4.84:1
A060261.04.00
A060261.05.00
A060261.06.00
A060361.14.00
A060361.15.00
A060361.16.00
A060461.04.00
A060461.05.00
A060461.06.00
20lpm
45lpm
60lpm
Single overcenter valve
Zinc plated steel
500 Bar
G1/4"
G3/8"
G1/2"
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
A060361.07.00
A060361.08.00
A060361.09.00
45lpm
Single overcenter valve with relief valve
Zinc plated steel
500 Bar
G3/8"
2.7:1
4.3:1
8.8:1
A060361.04.00
A060361.05.00
A060361.06.00
45lpm
Single overcenter valve
Zinc plated steel
500 Bar
G3/8"
2.7:1
4.3:1
8.8:1
A060461.12.00
A060461.13.00
150lpm
Single overcenter valve
Zinc plated steel
500 Bar
G1/2"
4:1
8:1
A060661.02.00
A060661.03.00
150lpm
Single overcenter valve
Zinc plated steel
500 Bar
G3/4"
4:1
8:1
A060466.17.00
A060666.06.00
60lpm
100lpm
Single overcenter valve with pressure relief
Zinc plated steel
400 Bar
G1/2"
G3/4"
10:1
A060861.01.00
200lpm
Single overcenter valve
Zinc plated steel
350 Bar
G1"
8.3:1
A060600.01.00
140lpm
Single overcenter valve
Zinc plated steel
350 Bar
G3/4"
4.4:1
A060600.02.00
140lpm
Single overcenter valve
Zinc plated steel
350 Bar
G3/4"
8.2:1
A060461.16.00
60lpm
Single overcenter valve
Zinc plated steel
350 Bar
G1/2"
4.25:1
A060461.15.00
60lpm
Single overcenter valve
Zinc plated steel
350 Bar
G1/2"
4.25:1
A060421.00.00
A060421.01.00
60lpm
Single overcenter valve with flow control
Zinc plated steel
500 Bar
G1/2"
4.84:1
4.84:1
A060326.00.00
45lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G3/8"
4.84:1
A060426.00.00
60lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G1/2"
4.84:1
A060266.01.00
A060266.02.00
A060266.03.00
A060366.11.00
A060366.12.00
A060366.13.00
A060466.01.00
A060466.02.00
A060466.03.00
20lpm
45lpm
60lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G1/4"
G3/8"
G1/2"
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
A060326.20.00
A060426.20.00
45lpm
60lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G3/8"
G1/2"
4.84:1
A060426.30.00
60lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G1/2"
3.24:1
A060266.04.00
A060266.05.00
A060266.06.00
A060366.14.00
A060366.15.00
A060366.16.00
A060466.04.00
A060466.05.00
A060466.06.00
20lpm
45lpm
60lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G1/4"
G3/8"
G1/2"
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
2.7:1
4.3:1
8.8:1
A060466.12.00
A060466.13.00
120lpm
Single overcenter valve
Zinc plated steel
500 Bar
G1/2"
4:1
8:1
A060666.02.00
A060666.03.00
150lpm
Single overcenter valve
Zinc plated steel
500 Bar
G3/4"
4:1
8:1
A060626.01.00
A060626.02.00
140lpm
Single overcenter valve back pressure compensated
Zinc plated steel
500 Bar
G3/4"
4.4:1
8.2:1
B060461.02.00
B060661.01.00
40lpm
100lpm
Single overcentervalve
Aluminum
350 Bar
G3/4"
10:1
B060461.01.00
90lpm
Single overcenter valve back pressure compensated
Aluminum
400 Bar
G1/2"
ZERO
C069601.01.00
60lpm
Single overcentervalve cartridge
Zinc plated steel
400 Bar
4.25:1
C069501.01.00
90lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4.25:1
C064601.01.00
150lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4:1
C069401.01.00
C069401.02.00
60lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4:1
8:1
C060801.01.00
C060801.03.00
120lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4:1
4:1
C065901.01.00
100lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4:1
C064601.02.00
140lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
6.9:1
C064603.01.00
140lpm
Single overcentervalve cartridge back pressure compensated
Zinc plated steel
350 Bar
4.7:1
C060401.02.00
30lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4.5:1
C065201.01.00
300lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4:1
PV10185.00.00
CBBA-CBBC
30lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
3:1
PV10188.00.00
CBCA
70-280BAr Setting
60lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
3:1
PV10189.00.00
CACA
60lpm
Single overcentervalve cartridge back pressure compensated
Zinc plated steel
350 Bar
3:1
PV10192.00.00
CABG
30lpm
Single overcentervalve cartridge back pressure compensated
Zinc plated steel
350 Bar
4:1
PV10193.00.00
CBCA
28-100Bar Setting
60lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
3:1
PV10194.00.00
CBBD
30lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
3:1
PV10195.00.00
CBCG
60lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
4,5:1
PV10197.00.00
CBEG
120lpm
Single overcentervalve cartridge
Zinc plated steel
350 Bar
CAVITY
T-2A
4,3:1
C064601.03.00
CB000014
VITON SEALS
150lpm
Single overcentervalve cartridge pressure compensated
Zinc plated steel
350 Bar
4:1
C065203.01.00
CB000013
CB000017
VITON SEALS
300lpm
Single overcentervalve cartridge pressure compensated
Zinc plated steel
350 Bar
6:1
PV10402.00.00
CB000008
CB000051
VITON SEALS
40lpm
Single overcentervalve cartridge pressure compensated
Zinc plated steel
350 Bar
4,1:1
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