Bosch Rexroth A7VO 63 Series, Manual

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Bosch Rexroth AG , RE 92202/02.2015
22 A7VO Series 63 | Axial piston variable pump
EP – Proportional electric control
Dimensions [mm]
1)
Center bore according to DIN 332 (thread according to DIN 13)
2)
For notes on tightening torques, see instruction manual.
3)
Depending on the application, momentary pressure peaks can
occur. Keep this in mind when selecting measuring devices and
fittings.
4)
Only dimensions according to SAE J518, metric fastening thread is
a deviation from the standard.
5)
The spot face can be deeper than specified in the appropriate
standard.
6)
For versions with a pressure controller or pressure cut-off, a drain
line is needed to relieve port
T
1
to the reservoir.
O = Must be connected (plugged on delivery)
X = Plugged (in normal operation)
▼ Splined shaft DIN 5480 ▼ Parallel keyed shaft DIN 6885
Z – W25×1.25×18×9g P – AS8×7×40
43
28
M8
× 1.25
1)2)
⌀
35
6
19
28
50
M8
× 1.25
1)2)
⌀
35
⌀
25
+0.015 +0.002
6
19
Key width 8
Ports Standard Size 2)
p
max abs
[bar]
3) Status
A (B) Working port (high-pressure series)
fastening thread SAE J518 4)
DIN 13
3/4 in
M10 × 1.5; 17 deep 400 O
S Suction port (standard series)
fastening thread SAE J518
4)
DIN 13
1 1/2 in
M12 × 1.75; 20 deep 2 O
U Bearing flushing DIN 3852 5) M16 × 1.5; 12 deep 2 X
R
1
, R
2
Air bleed DIN 3852
5)
M18 × 1.5; 12 deep 2 X
A
1
Measuring high pressure DIN 3852 5) M12 × 1.5; 12 deep 400 X
T
1
Control fluid drain DIN 3852 5) M12 × 1.5; 12 deep 400 X 6)
X
3
Override DIN 3852 5) M12 × 1.5; 12 deep 400 X
Y
3
External control pressure DIN 3852 5) M14 × 1.5; 12 deep 40 X
X
1
Pilot pressure DIN 3852
5)
M14 × 1.5; 12 deep 40 O
M
1
Control pressure measurement DIN 3852 5) M12 × 1.5; 12 deep 400 X