44/68 Installation
Bosch Rexroth AG
, A20V(L)O Series 1, RE 93100-01-B/2019-09-10
Table 16: Ports A20VO size 60
Ports
1)
p
max
[bar]
2)
State
3)
B
1
, B
2
Working ports (high-pressure series)
315
O
S
Suction port
5
O
L
1
, L
3
Drain port
2
O
4)
L
2
, L
4
Drain port
2
X
4)
X
Pilot pressure
315
O
Table 17: Ports A20V(L)O size 95 to 260
Ports
1)
p
max
[bar]
2)
State
3)
upstream
pump
downstream
pump
A, B
Working ports (high-pressure series)
400
O
O
S
Suction port
30
O
O
T
1
Drain port
10
O
4)
X
5)
T
2
Drain port
10
X
4)
O
5)
M
A
, M
B
Measuring port pressure A, B
400
X
X
M
1A
, M
1B
Measuring port, stroking chamber
400
X
X
R
Air bleed port
10
X
X
G
Port for control pressure (controller)
7)
40
X
X
Table 18: Ports A20VO size 520
Ports
1)
p
max
[bar]
2)
State
3)
B
1
– B
4
Working ports (high-pressure series)
400
O
S
Suction port (standard series)
30
O
K
1
– K
4
Flushing port
4
X
M
B1
- M
B4
Measuring port working pressure
400
X
M
S
Measuring port suction port
30
X
P
st1
, P
st2
Pilot pressure port
100
O
R(L)
1
Air bleed port
4
O
6)
R(L)
2
Air bleed port
4
X
6)
T
1
Drain port
4
O
6)
T
2
Drain port
4
X
6)
U
1
, U
2
Flushing port
4
X
1)
The measuring system and thread size can be found in the installation drawing.
2)
Depending on the application, momentary pressure peaks can occur. Keep this in mind when
selecting measuring devices and fittings.
3)
O = Must be connected (comes plugged)
X = Plugged (in normal operation)
4)
Dependent on the installation position,
L
1
,
L
2
,
L
3
, or
L
4
must be connected
(see chapter 7.3 "Installation position" on page 29).
5)
Dependent on the installation position,
T
1
or
T
2
must be connected (see chapter 7.3 "Installation
6)
Dependent on the installation position,
R(L)
1
and/or
R(L)
2
or
T
1
and/or
T
2
must be connected
(see chapter 7.3 "Installation position" on page 29).
7)
For version with stroke limiter (H.., U2), HD and EP with fitting GE10-PL M14x1.5
(otherwise, port
G
plugged).
