The Popular A8vo Series Rexroth Hydraulic Piston Pump

The Popular A8vo Series Rexroth Hydraulic Piston Pump

The well-known A8vo Collection CZPT CZPT piston Pump 

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

Description  

Open up circuit
Sequence 61 / 63
Control products: LAOH2, LAOK, LAOKS, LAOKH1, LAOKH2, LAOKH3, LA1H2, LA1S, LA1K, LA1KS, EP, LA1KH1, and so on.
Nominal force 350 bars. Peak pressure 400 bars
 
– Variable double pump A8VO with two axial tapered piston rotary teams of bent-axis design for hydrostatic drives in open circuits
– The flow is proportional to the input velocity and to the displacement, and is infinitely variable from qV max to qV min =
– The pump is suited for direct mounting on the flywheel circumstance in diesel engines
– One particular widespread suction port for auxiliary pump and the two circuits
– A broad assortment of manage instruments is available for different manage and regulating functions
– Personal electrical power controller
– Built-in auxiliary pump with pressure-relief valve, optionally with additional force-reduction valve
– Electrical power just take-off for mounting axial piston and equipment pumps
– Outstanding power to bodyweight ratio
– Prolonged services lifestyle

Complex Data 
Desk of values (theoretical values, with out effectiveness and tolerances values rounded)

Size A8VO55 A8VO80 A8VO107 A8VO140 A8VO200
Displacement Vg max cm3 2 x 54.8 2 x eighty two x 107 2 x one hundred forty two x 200
Vg min cm3
Gear ratio i = ninput/nrotary groups one 1 one one 1
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
Circulation at nmax and Vg max qv max L/min two x 137 2 x 179 2 x 230 2 x 294 2 x 390
Electricity at nmax, Vgmax and Dp=350 bar Pmax kW one hundred sixty 209 268 294  three) 325   three)
Enter torque Tmax Nm 611 891 1192 1337  3) 1592  3)
Rotary stiffness (single rotary group)five) cTW Nm/rad 11213 17985 25565 41408 39505
cTW Nm/rad 41442 67666 89381 146677 156876
Instant of inertia for rotary team JTW kgm2 .0161 .5719 .0345 .0581 .0849
without having electricity consider-off (PTO) JTW kgm2 .0126 .0173 .5718 .05 .075
Angular acceleration (single rotary team)five) a rad/s2 25800 21800 17100 7500 11000
Mass approx. m kg eighty two ninety 116 146 one hundred eighty
Variation: with built-in auxiliary pump, F00, F.. 4)
Displacement with built-in auxiliary pump Vg max cm3 eight.six 8.6 8.six (10.seven) 10.seven eleven (19)four)
Efficient displacement Vg max/eff cm3 nine.seven nine.7 eleven (thirteen.7) 12.seven 13.six (23.six)
Gear ratio i = ninput/naux.  pump .887 .887 .78 .843 .804
Variation: with electrical power just take-offs, K.., F.
Max. torque at PTO Tmax Nm 250 350 380 450 650
Equipment ratio i = ninput/nPTO one 1 one 1 .804

1) The values proven are valid for complete pressure (pabs) of one bar at suction port S and for procedure with mineral fluids with a certain mass of .88kg/L.
two) The values proven are valid for Vg ≤ Vg max or for an boost in the inlet stress pabs at the suction port S.
3) Notice max. Permissible torque!
4) Available on request

 

The Popular A8vo Series Rexroth Hydraulic Piston Pump