A8vo140 Hydraulic Piston Variable Pump Rexroth Brand Widely Used

A8vo140 Hydraulic Piston Variable Pump Rexroth Brand Widely Used

A8vo140  CZPT piston variable  Pump CZPT Brand name widely used 

CZPT piston double pump A8VO55, A8VO80, A8VO107, A8VO140, A8VO200

Description  

Open up circuit
Sequence sixty one / sixty three
Handle products: LAOH2, LAOK, LAOKS, LAOKH1, LAOKH2, LAOKH3, LA1H2, LA1S, LA1K, LA1KS, EP, LA1KH1, etc.
Nominal pressure 350 bars. Peak pressure four hundred bars
 
– Variable double pump A8VO with two axial tapered piston rotary teams of bent-axis design and style for hydrostatic drives in open up circuits
– The circulation is proportional to the input speed and to the displacement, and is infinitely variable from qV max to qV min =
– The pump is suitable for direct mounting on the flywheel situation in diesel engines
– A single widespread suction port for auxiliary pump and both circuits
– A wide range of control devices is accessible for different control and regulating features
– Specific energy controller
– Built-in auxiliary pump with pressure-relief valve, optionally with additional strain-reduction valve
– Power just take-off for mounting axial piston and gear pumps
– Excellent electricity to bodyweight ratio
– Extended services lifestyle

CZPT Data 
Table of values (theoretical values, with out effectiveness and tolerances values rounded)

Dimensions A8VO55 A8VO80 A8VO107 A8VO140 A8VO200
Displacement Vg max cm3 2 x 54.8 two x eighty 2 x 107 2 x a hundred and forty two x two hundred
Vg min cm3
Equipment ratio i = ninput/nrotary groups 1 one one 1 one
Enter speed  at Vg max one) nmax 1 rpm 2500 2240 2150 2100 1950
             at Vg ≤ Vg max2) nmax rpm 3000 2750 2450 2450 2250
Flow at nmax and Vg max qv max L/min 2 x 137 2 x 179 2 x 230 2 x 294 2 x 390
Energy at nmax, Vgmax and Dp=350 bar Pmax kW a hundred and sixty 209 268 294  three) 325   three)
Enter torque CZPT Nm 611 891 1192 1337  three) 1592  3)
Rotary stiffness (single rotary team)five) cTW Nm/rad 11213 17985 25565 41408 39505
cTW Nm/rad 41442 67666 89381 146677 156876
Moment of inertia for rotary team JTW kgm2 .0161 .5719 .0345 .0581 .0849
without power take-off (PTO) JTW kgm2 .0126 .0173 .5718 .05 .075
Angular acceleration (single rotary group)five) a rad/s2 25800 21800 17100 7500 11000
Mass approx. m kg eighty two ninety 116 146 a hundred and eighty
Variation: with integrated auxiliary pump, F00, F.. 4)
Displacement with integrated auxiliary pump Vg max cm3 8.six 8.six 8.six (10.seven) ten.7 11 (19)four)
Successful displacement Vg max/eff cm3 nine.seven nine.7 11 (thirteen.seven) twelve.7 13.six (23.six)
Gear ratio i = ninput/naux.  pump .887 .887 .78 .843 .804
Variation: with electrical power consider-offs, K.., F.
Max. torque at PTO CZPT Nm 250 350 380 450 650
Gear ratio i = ninput/nPTO 1 1 one one .804

1) The values proven are legitimate for absolute stress (pabs) of one bar at suction port S and for operation with mineral fluids with a specific mass of .88kg/L.
two) The values proven are legitimate for Vg ≤ Vg max or for an enhance in the inlet strain pabs at the suction port S.
3) Observe max. Permissible torque!
4) Accessible on request

 

A8vo140 Hydraulic Piston Variable Pump Rexroth Brand Widely Used