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A4VSH series 1x and 30 | Assembly
Port overview
LR2G and EO2 example
Bosch Rexroth AG, RE 92110-01-B/2022-03-22
R(L)
M
K
3
U
Fig� 12: Port overview A4VSH, LR2G control, SAE flange connections
M
R(L)
R
5-7
K
U
Fig� 13: Port overview A4VSH, EO2 control, SAE flange connections
Table 11: Ports A4VSH series 1x and 30
Ports
1)
A, B
Working port (high-pressure series)
S
, S
Anti-cavitation valve port A, B
A
B
M
Measuring port working pressure B
B
M
Measuring port suction pressure A
A
, K
Flushing port
K
2
3
Drain port
T
R(L)
Drain port
U
Flushing port
X
Pilot pressure
M, M
, M
Control pressure measuring
1
2
P
Control pressure
R
Control fluid return flow
KV
S
Control pressure accumulator
P
R
bis R
Stroking chamber air bleeding
1
7
X
M
B
B
S
B
S
K
A
2
T
M
2
1
P
M
B
B
S
B
S
A
2
M
S
P
R
KV
A
M
A
p
[bar]
2)
max
400
16
400
400
4
4
4
4
350
350
350
4
350
350
A
A
R
1-4
K
3
T
State
3)
O
O
X
X
X
4)
X
4)
4)
O
4)
X
O
X
O
O
X
X
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