1
3
2
FOR ALUMINUM OR STEEL VALVE HOUSING CONFIGURATIONS SEE PAGE 0-022.1
FOR ALUMINUM OR STEEL VALVE HOUSING CONFIGURATIONS SEE PAGE 0-022.1
PRESSURE DROP ( P)
PRESSURE DROP ( P)
7.0
7.0
100
100
G.P.M.(135 SUS)
G.P.M.(135 SUS)
PSI
PSI
0
5
50
50
10
10
15
15
BAR
BAR
20
20
3.5
3.5
L/M (28,5 cSt)
L/M (28,5 cSt)
150
150
200
200
19
19
[47,0]
[47,0]
1.85"
1.85"
38
38
57
57
10.5
10.5
14.0
14.0
76
76
MAX.
MAX.
[44,5]
[44,5]
1.75"
1.75"
[27,5]
[27,5]
1.08"
1.08"
[69,8]
[69,8]
2.50"
2.50"
[63,5]
[63,5]
2.75"
2.75"
3
2
1
.315" [8,0] HEX.
.315" [8,0] HEX.
1.06"
1.06"
[27,0]
[27,0]
HEX
HEX
"S" SCREW
"S" SCREW
"F" FIXED
"F" FIXED
SEALS
SEALS
10 = 7/8"-14 UNF
10 = 7/8"-14 UNF
BASIC
BASIC
SIZE
SIZE
PORTS
PORTS
0
03BX
03BX
04BX
04BX
08TX
08TX
10TX
10TX
= CARTRIDGE ONLY
= CARTRIDGE ONLY
= G 3/8" BSPP
= G 3/8" BSPP
= G 1/2" BSPP
= G 1/2" BSPP
= SAE - #8
= SAE - #8
= SAE - #10
= SAE - #10
"A" - ALUM. HOUSING
"A" - ALUM. HOUSING
"S" - STEEL HOUSING
"S" - STEEL HOUSING
N = BUNA "N"
N = BUNA "N"
V = VITON
V = VITON
PRESSURE BIAS SPRING
PRESSURE BIAS SPRING
070
070
100
100
160
160
= 70 PSI (FIXED)
= 70 PSI (FIXED)
= 100 PSI (FIXED)
= 100 PSI (FIXED)
= 40-160 PSI (ADJ)
= 40-160 PSI (ADJ)
SPOOL
SPOOL
"A"=SPOOL (PILOT TO CLOSE)
"A"=SPOOL (PILOT TO CLOSE)
= FIXED (FACTORY SET)
= FIXED (FACTORY SET)
= ADJUSTING SCREW
= ADJUSTING SCREW
= CAPPED
= CAPPED
= TAMPERPROOF
= TAMPERPROOF
= HANDKNOB
= HANDKNOB
= METAL HANDKNOB
= METAL HANDKNOB
FOR ADJUSTMENT CONTROL
FOR ADJUSTMENT CONTROL
OPTIONS SEE PAGE 0-050.0
OPTIONS SEE PAGE 0-050.0
ADJUSTMENT
ADJUSTMENT
F
F
S
S
C
C
T
T
K
K
M
M
LCEF-10-X-A-X-X-XXX
LCEF-10-X-A-X-X-XXX
LOGIC CONTROL ELEMENT
LOGIC CONTROL ELEMENT
SPOOL TYPE, PILOT TO CLOSE, SPOOL "A".
SPOOL TYPE, PILOT TO CLOSE, SPOOL "A".
Steel = 55/60 Ft-Lb. [74/81 Nm]
Steel = 55/60 Ft-Lb. [74/81 Nm]
TORQUE:
TORQUE:
Aluminum = 35/40 Ft-Lb. [47/54 Nm]
Aluminum = 35/40 Ft-Lb. [47/54 Nm]
Reference: 520-P-070120-EN-00/09.2015
LCEF-10-A
FEATURES AND BENEFITS
FEATURES AND BENEFITS
OPERATIONS
OPERATIONS
DESCRIPTION
DESCRIPTION
Industry common cavity.
Industry common cavity.
All cartridge valves are 100% functionally tested.
All cartridge valves are 100% functionally tested.
Valve is available with fixed, screw, tamperproof, capped and handknob
Valve is available with fixed, screw, tamperproof, capped and handknob
All external carbon steel parts are plated for longer life against the elements.
All external carbon steel parts are plated for longer life against the elements.
and reliable operation.
and reliable operation.
A unibody cage construction provides very low hysteresis
A unibody cage construction provides very low hysteresis
adjustments.
adjustments.
pressure or flow control devices.
pressure or flow control devices.
multi-functional potential when used with other directional,
multi-functional potential when used with other directional,
SPOOL TYPE, HYDRAULIC DIRECTIONAL LOGIC ELEMENT, with
SPOOL TYPE, HYDRAULIC DIRECTIONAL LOGIC ELEMENT, with
This unit is a DIRECT ACTING, SCREW IN CARTRIDGE STYLE,
This unit is a DIRECT ACTING, SCREW IN CARTRIDGE STYLE,
in port 1. This is pilot to close directional logic element.
in port 1. This is pilot to close directional logic element.
to port 2 once the bias spring force is overcome by the pressure
to port 2 once the bias spring force is overcome by the pressure
When no pressure is present at port 3, it will allow flow from port 1
When no pressure is present at port 3, it will allow flow from port 1
the bias spring force value.
the bias spring force value.
pressure in port 1 exceeds the cumulative pressure of port 3 plus
pressure in port 1 exceeds the cumulative pressure of port 3 plus
It will shift to allow full flow from port 1 to port 2 only when the
It will shift to allow full flow from port 1 to port 2 only when the
This valve blocks flow from port 1 to port 2 with a spring bias.
This valve blocks flow from port 1 to port 2 with a spring bias.
Hardened precision fitted spool & cage provides reliable, long life.
Hardened precision fitted spool & cage provides reliable, long life.
Overset protection - spring can not go solid.
Overset protection - spring can not go solid.
Adjustment screw can not be backed out of the valve.
Adjustment screw can not be backed out of the valve.
This valve has a fixed or an adjustable bias spring.
This valve has a fixed or an adjustable bias spring.
Leakproof screw adjustment.
Leakproof screw adjustment.
LOGIC CONTROL ELEMENT
LOGIC CONTROL ELEMENT
SPOOL TYPE, PILOT TO CLOSE, SPOOL "A".
SPOOL TYPE, PILOT TO CLOSE, SPOOL "A".
Reference: 520-P-070120-EN-00/09.2015
LCEF-10-A
SPECIFICATIONS
SPECIFICATIONS
VALVE CAVITY: #C1025, See Page 0-022.0.
VALVE CAVITY: #C1025, See Page 0-022.0.
WEIGHT: 0.46 lb [.21 kg] cartridge only.
WEIGHT: 0.46 lb [.21 kg] cartridge only.
SKV-1027 for viton.
SKV-1027 for viton.
SEAL KIT NUMBER: SKN-1027 for buna "N".
SEAL KIT NUMBER: SKN-1027 for buna "N".
FILTRATION: 25 microns or better.
FILTRATION: 25 microns or better.
INSTALLATION: No restriction.
INSTALLATION: No restriction.
DEFINITION OF CRACK: evident at 0.06 GPM [0.25 LPM]
DEFINITION OF CRACK: evident at 0.06 GPM [0.25 LPM]
INTERNAL LEAKAGE: 5 cu.in./min. [85 cc/m] @ 85% of crack pressure.
INTERNAL LEAKAGE: 5 cu.in./min. [85 cc/m] @ 85% of crack pressure.
FLOW: 20.0 GPM [76 L/M] nominal. See performance chart.
FLOW: 20.0 GPM [76 L/M] nominal. See performance chart.
PROOF PRESSURE: 10,000 PSI [700 Bar]
PROOF PRESSURE: 10,000 PSI [700 Bar]
OPERATING PRESSURE: 5,000 PSI [350 Bar]
OPERATING PRESSURE: 5,000 PSI [350 Bar]
LOGIC CONTROL ELEMENT
LOGIC CONTROL ELEMENT
SPOOL TYPE, PILOT TO CLOSE, SPOOL "A".
SPOOL TYPE, PILOT TO CLOSE, SPOOL "A".
MIL-H-5606, SAE-#10, SAE-#20, etc.
MIL-H-5606, SAE-#10, SAE-#20, etc.
OPERATING MEDIA: All general purpose hydraulic fluids such as
OPERATING MEDIA: All general purpose hydraulic fluids such as
OPERATING TEMPERATURE: -40° to +250° F. [-40° to +120° C.]
OPERATING TEMPERATURE: -40° to +250° F. [-40° to +120° C.]
5000 PSI [350 Bar] = Steel - Unplated.
5000 PSI [350 Bar] = Steel - Unplated.
VALVE HOUSINGS: 2500 PSI [175 Bar] = Aluminum - Anodized.
VALVE HOUSINGS: 2500 PSI [175 Bar] = Aluminum - Anodized.
info.el@bucherhydraulics.com www.bucherhydraulics.com/commoncavity
2015 by Bucher Hydraulics, Inc., 2545 Northwest Parkway, Elgin, Illinois 60124, USA
All rights reserved.
Data is provided for the purpose of product description only, and must not be construed as warranted characteristics in the legal sense.
The information does not relieve users from the duty of conducting their own evaluations and tests. Because the products are subject to
continual improvement, we reserve the right to amend the product specifications contained in this catalogue.
©
Reference: 520-P-070120-EN-00/09.2015
LCEF-10-A