Bosch Rexroth A4CSG 30 Series Manual page 32

32 A4CSG Series 30 | Axial piston variable pump
Dimensions, size 500...-S2145 ATEX category II 2G Ex h IIC T4-T1 Gb X
Ports
Working line (high-pressure series)
A, B
Fastening thread A/B
Suction port (standard pressure series)
S
Fastening thread S
M , M , M Measuring working pressure A/B
A B ABP
M Measuring suction
S
T Fluid drain
E Filter, supply
1
E Filter, return
2
K Flushing port
1
K , K
Fluid filling + air bleeding
2 3
Return flow (drain port)
R(L)
U Bearing flushing
Boost pressure supply
E
3
M Measuring boost pressure
E3
K Accumulator port
4
M Measuring boost pressure
K4
M Measuring stroking chamber pressure
1
M Measuring stroking chamber pressure
2
Pilot pressure, remote control pressure
X , X , X
A2 B2 AB
controller
U Measure value transducer, temperature
1
Drive shaft, see page 35
Depending on the application, momentary pressure peaks
1)
can occur. Keep this in mind when selecting measuring devices
and fittings.
Only dimensions according to SAE J518, metric fastening thread
2)
is a deviation from the standard.
The countersink may be deeper than specified in the standard.
3)
Bosch Rexroth AG, RE 92105-01-X-B2/2019.08.06
Standard Size
SAE J518 2) 2 in
DIN 13 M20 × 2.5; 24 deep
SAE J518 2) 2 1/2 in
DIN 13 M12 × 1.75; 17 deep
DIN 3852 M14 × 1.5; 12 deep
DIN 3852 M14 × 1.5; 12 deep
3)
DIN 3852 M48 × 2; 22 deep
DIN 3852 M33 × 2; 18 deep
DIN 3852 M33 × 2; 18 deep
DIN 3852 M33 × 2; 18 deep
3)
DIN 3852 M48 × 2; 22 deep
DIN 3852 3) M18 × 1.5; 12 deep
DIN 3852 M33 × 2; 18 deep
DIN 3852 M14 × 1.5; 12 deep
DIN 3852 M33 × 2; 18 deep
DIN 3852 M14 × 1.5; 12 deep
DIN 3852 M22 × 1.5; 14 deep
DIN 3852 M14 × 1.5; 12 deep
DIN 3852 M14 × 1.5; 12 deep
6)
Depending on the installation position, T, K
4)
must be connected (see also from page 47)
O = Must be connected (comes plugged)
5)
X = Plugged (in normal operation)
Temperature sensor must be installed.
6)
Dimensions [mm]
p 5)
[bar] 1) State
max abs
400 O
30 O
400 X
30 X
4)
4 X
40 X
40 X
5 O
4)
4 X
4)
4 O
7 X
40 X
40 X
40 X
40 X
400 X
400 X
350 O
, K or R(L)
2 3