10/16
Bosch Rexroth AG Hydraulics
Characteristic curves (measured with HLP46, ϑ
∆p-q
characteristic curves
V
Spool
A②–A①
A①–A②
symbol
D24
4
E51
3
E53
2
E63
2
E68
4
E137
1
18
16
14
12
10
8
6
4
2
0
5
10
0
A①–A②
Spool
symbol
A②–A① B①–B② B②–B① T②–T① P②–P① P①–T② B②–T② P②–P① A②–T②
X250
16
X252
16
X253
13
X254
16
0
–
X255
a
12
b
–
X256
12
→
Flow in l/min
B②–B①
B①–B②
1
2
4
1
1
3
2
2
2
5
5
3
4
6
5
4
3
2
20
20
25
30
15
→
Flow in l/min
17
17
18
17
17
18
14
14
19
12
13
18
–
–
15
–
–
–
12
12
–
9
9
18
= 40 °C ± 5 °C)
Oil
A②–B②
B②–A②
3
2
–
–
5
2
–
–
4
5
5
6
8
9
10
11
12
13
14
15
16
17
18
19
40
45
50
35
13
11
–
9
10
–
18
–
–
18
–
12
–
–
8
–
–
13
–
–
–
–
–
–
Z4WE RE 23193/07.11
Spool symbols D27, E46, E54,
E56, E57, E62, E115, E127,
E129, E130, E131, E132,
E135, E136, E138, E139,
E140, E141, E144, E145,
E145A, E146, E147, E166,
E181 and E183 upon request.
T②–T①
P②–P①
7
7
7
7
7
7
7
7
7
7
7
7
Spool symbols X161, X163,
X181, X183, X187, X188, X193
and X157 upon request.
P②–A②
B②–T②
–
–
–
–
–
–
–
8
–
–
–
–
–
8
–
–
–
–
–
13
–
18
–
20