
Bosch Rexroth A4VG Serje 40 Pompa Varjabbli tal-Pistun Axial
Karatteristiċi ▶ Densità ta 'enerġija għolja minħabba livell ta' pressjoni għolja ħafna ▶ Pompa awżiljarja integrata għal spinta u provvista taż-żejt pilota ▶ Id-direzzjoni tal-fluss tinbidel bla xkiel meta s-swashplate jiġi mċaqlaq mill-pożizzjoni newtrali ▶ Valvi ta 'eżenzjoni bi pressjoni għolja b'funzjoni ta' spinta integrata ▶ bi pressjoni aġġustabbli Cut-Off bħala standard ▶ Valv ta 'eżenzjoni ta' pressjoni ta 'spinta ▶ Permezz ta' sewqan għall-immuntar ta 'pompi ulterjuri sa l-istess daqs nominali ▶ Effiċjenza totali għolja ▶ Varjetà kbira ta' kontrolli ▶ Disinn ta 'swashplate ▶ Pompa ta' pressjoni għolja għal applikazzjonijiet f'ċirkwit magħluq sa 500 sa 500 Bar ▶ Daqs A4VG110 A4VG125 A4VG145 A4CG175 A4VG210 A4VG280 ▶ Pressjoni nominali 450 bar ▶ Pressjoni massima 500 bar ▶ Ċirkuwitu magħluq
|
Isem |
Pompa varjabbli tal-pistuni assjali tas-serje A4VG |
|
Serje |
Serje 32 |
|
Daqsijiet |
28 40 56 71 90 125 180 250 |
|
Pressjoni nominali |
400 bar |
|
Pressjoni massima |
450 bar |
|
Mod ta 'tħaddim |
Ċirkwit magħluq |
|
Daqs |
Ng |
28 |
40 |
56 |
71 |
90 |
125 |
180 |
250 |
|||
|
Spostament |
VG Max |
cm3 |
28 |
40 |
56 |
71 |
90 |
125 |
180 |
250 |
||
|
Boost Pump (fil-p=20 bar) |
VG sp |
cm3 |
6.1 |
8.6 |
11.6 |
19.6 |
19.6 |
28.3 |
39.8 |
52.5 |
||
|
Speed1) |
massimu f'vg max |
nnom |
rpm |
4250 |
4000 |
3600 |
3300 |
3050 |
2850 |
2500 |
2400 |
|
|
massimu limitat2) |
nmax |
rpm |
4500 |
4200 |
3900 |
3600 |
3300 |
3250 |
2900 |
2600 |
||
|
Massimu intermittenti3) |
nmax |
rpm |
5000 |
5000 |
4500 |
4100 |
3800 |
3450 |
3000 |
2700 |
||
|
minimu |
nmin |
rpm |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
||
|
Fluss f'NNOM u VG Max |
QV |
L / min |
119 |
160 |
202 |
234 |
275 |
356 |
450 |
600 |
||
|
Power4) Dp=400 bar |
P |
KW |
79 |
107 |
134 |
156 |
183 |
238 |
300 |
400 |
||
|
Torqu4) |
Dp=400 bar |
T |
Nm |
178 |
255 |
357 |
452 |
573 |
796 |
1146 |
1592 |
|
|
Dp=100 bar |
T |
Nm |
45 |
64 |
89 |
113 |
143 |
199 |
286 |
398 |
||
|
Ebusija li ddur tax-xaft tas-sewqan |
S |
c |
knm / rad |
31.4 |
69 |
80.8 |
98.8 |
158.1 |
218.3 |
244.5 |
354.5 |
|
|
T |
c |
knm / rad |
– |
– |
95 |
120.9 |
– |
252.1 |
318.4 |
534.3 |
||
|
A |
c |
knm / rad |
– |
79.6 |
95.8 |
142.4 |
176.8 |
256.5 |
– |
– |
||
|
Z |
c |
knm / rad |
32.8 |
67.5 |
78.8 |
122.8 |
137 |
223.7 |
319.6 |
624.2 |
||
|
U |
c |
knm / rad |
– |
50.8 |
– |
– |
107.6 |
– |
– |
– |
||
|
Mument ta 'inerzja għal grupp li jdur |
Jgr |
kgm2 |
0.0022 |
0.0038 |
0.0066 |
0.0097 |
0.0149 |
0.0232 |
0.0444 |
0.0983 |
||
|
Aċċellerazzjoni angolari massima5) |
a |
rad / s2 |
38000 |
30000 |
24000 |
21000 |
18000 |
14000 |
11000 |
6700 |
||
|
Volum tal-każ |
V |
L |
0.9 |
1.1 |
1.5 |
1.3 |
1.5 |
2.1 |
3.1 |
6.3 |
||
|
Massa appross. (Mingħajr Permezz tas-sewqan) |
m |
kg |
29 |
31 |
38 |
50 |
60 |
80 |
101 |
156 |
||
|
Ċentru tal-Gravità6) |
X |
mm |
< 5 |
< 5 |
< 5 |
< 5 |
< 5 |
< 5 |
< 5 |
< 5 |
||
|
Y |
mm |
24 |
20 |
20 |
15 |
20 |
30 |
33 |
30 |
|||
|
Z |
mm |
105 |
112 |
106 |
135 |
145 |
160 |
180 |
203 |
|||

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