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variable displacement piston pump a7v-0

Variable Displacement Pump

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Variable Displacement Piston pump A7V

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Feature:

1).High performance rotay group with well - proven spherical control area offering the following advantages.

2).Self- centering,low periph - oral speed, high effclency.

3).Long service life robust rolling bearing.

4).Drive shaft will support radial loads

5).Low noise level
6).High duty roller bearing for Inter-mittent high pressure operation. For continuous duty hydrostatic bearing are available.

variable displacement piston pump a7v-1

Displacement Vgmax m l/r 20.5 28.1 40.1 54.8 58.8 80 78 107 117 160 250 355 500
Vgmax ml/r 0 8.1 0 15.8 0 23.1 0 30.8 0 46.2 0 0 0
0.09MPa¹ nmax0.09 r/min 3800 2800 3200 2360 2850 2120 2540 1900 2240 1650 1400 1250 1120
Max.speed³ 0.1MPa¹ nmax0.1 r/min 4100 3000 3400 2500 3000 2240 2700 2000 2360 1750 1500 1320 1200
0.15MPa¹ nmax0.15 r/min 4750 3600 3750 3000 3350 2750 3000 2450 2650 2100 1850 1650 1500
Nmax0.09 Qmax0.09 L/min 76 76 124 125 161 164 192 197 254 256 340 430 543
Max.flow² Nmax0.1 Qmax0.1 L/min 82 82 132 133 170 174 204 208 267 271 364 455 582
Nmax0.15 Qmax0.15 L/min 94 98 146 160 190 213 227 254 300 326 449 568 728
Qmax0.09 Pmax0.09 KW 45 46 75 75 97 99 116 119 153 154 204 259 326
Max.Power Qmax0.1 Pmax0.1 KW 49 49 80 80 102 105 123 125 161 163 218 273 350
(△,=35MPa) Qmax0.15 Pmax0.15 KW 57 59 88 96 114 128 136 153 181 196 270 342 437
Flow  Q² NE=1450r/min L/min 28.8 39.5 56.4 77.1 82.3 112.5 109.7 150.5 164.6 225 -
Power
P(△.=35MPa)NE=1450r/min KW 17 24 34 46 50 68 66 91 99 135
Torque Vgmax Nm/10MPa 32.6 44.6 63.7 87 93.2 127.5 124 169.7 186 254 397.5 564.5 795
M(△p=10MPa)Vgmin Nm/10MPa - 12.9 25.1 36.8 - 49 73.5 -
P(△p=35MPa)Vgmax Nm 114 156 223 305 326 446 431 594 651 88.9 1391 1975 2782
Max.torque Vgmin Nm 45 88 129 - 171 257
Moment kgm² 0.0017 0.0017 0.00520.0052 0.01090.0109 0.01670.0167 0.0322 0.032 20.088 0.160 00.270
Weight kg 19 19 28 28 44 44 53 53 76 76 105 165 245

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