Publicité
Chariot élévateur à mât télescopique GTH-3512 - GTH-4010
TABLEAUX ET ANNEXES
G-4.2
SCHEMA HYDRAULIQUE GTH-4010
activating pressure 70 bar
Page
Document 57.0005.3300 - 05/2005
Accumulator
capacity:
0.5 Litri
precharge
Pressure switch
pressure
50 bar
Pressure switch
activating pressure 2-10 bar
F
R
R2
R1
N'
T1'
Front axle
T1
B
T2'
P
T2
Rear axle
Rear axle
N
steering cylinder
Servo-assisted
braking system
B
A
Forks tilt
cylinder
T
P
Steering modes
selector valve
4 ways / 3 positions
Forks levelling
slave cylinder
Anti-shock
Front axle
valves
steering cylinder
cracking
pressure
200 bar
R
L
Steering rotating
actuator
L
S
P
T
Max relief valve
cracking
pressure
140 bar
3
1
Check valve
2
cracking pressure:
Selection
2.5 bar
valve
Diesel engine
Function pump
M
with integrated
priority valve
Hydrostatic transmission pump
max displacement: 56 cc/rev
Shutoff valve
Suction
filter
G - 37
Quick coupling
hydraulic ports (optional)
Forks attachment
quick coupling cylinder
(optional)
Hydraulically piloted
Double overcenter
double check valve
safety valve
piloting ratio: 4:1
piloting ratio: 4.2:1
(optional)
cracking pressure: 350 bar
Double overcenter
safety valve
piloting ratio: 4:1
cracking pressure: 350 bar
Second boom element
telescoping cylinder
Double overcenter
safety valve
piloting ratio: 11:1
cracking pressure:
350 bar
Anticavitation valve
cracking pressure
5 bar
Single overcenter
safety valve
piloting ratio: 4:1
cracking pressure: 350 bar
Boom lift cylinder
Hydrostatic transmission
high pressure test port
TP
Ev1
Ev2
R
T
T
P
F
F
F
1
2
S
a
a1
e
450 bar
450 bar
430 bar
25 bar
X
X
G
MH
S
F
2
1
Suction
filter
Check valve
TP
3
cracking pressure: 0.5 bar
Hydrostatic transmission
boost pressure test port
Distributor with
mechanical control
T
Double overcenter
safety valve
Right stabilizer
piloting ratio: 4:1
cylinder
cracking pressure: 350 bar
B
5
Left stabilizer
cylinder
A
5
B
4
A
4
B
3
A
3
B
Double overcenter
2
safety valve
A
piloting ratio: 4:1
2
cracking pressure: 350 bar
B
1
A
1
T
A2
B2
280 bar
P
B1
175 bar
T
TP
A1
295 bar
295 bar
Boom functions
hydraulic circuit test port
6-way / 2-position
electro-switch
A
B
2
M
B
Hydrostatic
transmission
motor
T
P
B
X
X
B
U
2
1
B
A
Mechanical gear speed
selector valve
4 ways/3 positions
Mechanical gear speed
selector actuator
A
G
T
A
M
Mechanical gear
S
A
(2 speeds)
Shutoff valve
Safety solenoid
valve
1
Flushing valve
M
1
Oil tank
capacity: 90 liters
Heat
Check valve
exchanger
cracking pressure: 2.5 bar
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