Ningbo Helm Tower Noda Hydraulic Co.,Ltd
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 5000 pieces per month |
| Delivery Time | 3 days |
| Packaging Details | Wooden Case |
| Package | Wooden Case |
| Warranty | 1 Year |
| Product name | Hydraulic piston pump |
| Power | Hydraulic |
| Speed | High Speed |
| Usage | Construction Machinery |
| Color | According to customer demand |
| Brand Name | Helm Tower |
| Model Number | Rexroth A7V |
| Certification | ISO9001 |
| Place of Origin | Ningbo China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 5000 pieces per month |
| Delivery Time | 3 days | Packaging Details | Wooden Case |
| Package | Wooden Case | Warranty | 1 Year |
| Product name | Hydraulic piston pump | Power | Hydraulic |
| Speed | High Speed | Usage | Construction Machinery |
| Color | According to customer demand | Brand Name | Helm Tower |
| Model Number | Rexroth A7V | Certification | ISO9001 |
| Place of Origin | Ningbo China | ||
| High Light | axial piston pump ，radial piston pump | ||
Multi - Purpose High Efficiency Hydraulic Piston Pump A7V For Dump Truck
Features:
Technical information
Models:A7VO28/A7VO55/A7VO12/A7VO80/A7VO107/A7VO160/A7VO200/A7VO172/A7VO250/A7VO355/A7VO500
Rexroth Axial piston variable pump A7VO Series
Nominal pressure 350 bar
Maximum pressure 400 bar
Open circuit
-Variable pump with axial tapered piston rotary group of bentaxis design, for hydrostatic drives in open circuit
-For use in mobile and stationary applications
-The flow is proportional to the drive speed and displacement.
-The flow can be infinitely varied by adjusting the bent axis.
-Wide selection of control devices
-Compact, robust pump with long service life
Specification:
| Size | 20 | 28 | 40 | 55 | 58 | 80 | 78 | 107 | 117 | 160 | 250 | 355 | 500 | |
| Rotation Direction(R Clockwise,L Anti-clock wise) | L R | L R | L R | L R | L R | L R | L R | L R | L R | L R | L R | L R | L R | |
| Type of control | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | |
| DR Constant pressure Control | * * | * * | * * | * * | * * | * * | * | |||||||
| EL Electric Control | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * | ||
| HD Hydraulic pressure Control | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * | ||
| MA Manual pressure | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | * * | |||
| Disp. | Vgmax(ml/r) | 20.5 | 28.1 | 40.1 | 54.8 | 58.5 | 80 | 78 | 107 | 117 | 160 | 250 | 355 | 500 |
| Vgmin(ml/r) | 0 | 8.1 | 0 | 15.8 | 0 | 23.1 | 0 | 30.8 | 0 | 46.1 | 0 | 0 | 0 | |
| Max speed 3) | At 0.09MPa 1) nmax 0.09 (r/min) | 3800 | 2800 | 3200 | 2360 | 2850 | 2120 | 2540 | 1900 | 2240 | 1650 | 1400 | 1250 | 1120 |
| At 0.10MPa 1) nmax 0.10(r/min) | 4100 | 3000 | 3400 | 2500 | 3000 | 2240 | 2700 | 2000 | 2360 | 1750 | 1500 | 1320 | 1200 | |
| At 0.15MPa 1) nmax 0.15(r/min) | 4750 | 3600 | 3750 | 3000 | 3350 | 2750 | 3000 | 2450 | 2650 | 2100 | 1850 | 1650 | 1500 | |
| Max Flow 2) | At nmax0.09 Qmax 0.09(l/min) | 76 | 76 | 124 | 125 | 162 | 165 | 192 | 197 | 254 | 256 | 340 | 430 | 543 |
| At nmax0.10 Qmax 0.10(l/min) | 82 | 82 | 132 | 133 | 170 | 174 | 204 | 208 | 268 | 272 | 364 | 455 | 582 | |
| At nmax0.15 Qmax 0.15(l/min) | 94 | 98 | 146 | 160 | 191 | 213 | 227 | 254 | 301 | 326 | 449 | 568 | 728 | |
| Max Power P=35MPa | At Qmax 0.09 Pmax 0.09(kW) | 46 | 46 | 75 | 75 | 97 | 99 | 115 | 119 | 153 | 154 | 204 | 259 | 327 |
| At Qmax 0.10 Pmax 0.10(kW) | 49 | 49 | 79 | 80 | 102 | 105 | 122 | 125 | 161 | 164 | 219 | 274 | 350 | |
| At Qmax 0.15 Pmax 0.15(kW) | 57 | 59 | 89 | 96 | 115 | 128 | 137 | 153 | 181 | 196 | 270 | 342 | 438 | |
| FlowQ 2) | At nE =1450r/min(l/min) | 28.2 | 39.5 | 56.4 | 77.1 | 82.3 | 112.5 | 110 | 150.5 | 164.6 | 225 | 351.6 | 499 | 703 |
| Power PP=35MPa | At nE =1450r/min(kW) | 17 | 24 | 34 | 46 | 50 | 68 | 66 | 91 | 99 | 135 | 211 | 300 | 423 |
| Torque MP=10MPa | At Vgmax(N.m/10MPa) | 32.6 | 44.7 | 63.8 | 87.1 | 93 | 127.2 | 124 | 170.1 | 186 | 254.4 | 397.5 | 564.5 | 795 |
| At Vgmin(N.m/10MPa) | - | 12.9 | - | 25.1 | - | 36.7 | - | 49 | - | 73.3 | - | - | - | |
| Max Torque Mmax P=35MPa | At Vgmax (N.m) | 114 | 156 | 233 | 305 | 326 | 445 | 434 | 595 | 651 | 890 | 1391 | 1976 | 2783 |
| At Vgmin(N.m) | - | 45 | - | 88 | - | 129 | - | 171 | - | 275 | - | - | - | |
| Weight | (kg) | 19 | 19 | 28 | 28 | 44 | 44 | 53 | 53 | 76 | 76 | 105 | 165 | 245 |
Our pumps are mainly used for construction machinery, geological drilling equipment, special vehicles,mining machinery, lifting and transporting equipment, cranes, ship machinery, agricultural and forestry machinery, and so on.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2004
Total Annual:
5000000-6500000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Ningbo Helm Tower Noda Hydraulic Co.Ltd is belong to Ningbo wenkui group, which is a professional designer,manufacturer and exporter for Poclain MS / Rexroth MCR motors and parts Rexroth pumps and parts: A2FO, A2F, A2VK, A4V, A4VF, A6V, A8VO, A10VG, A10V, A10VSO, A11VO... HDC,HT... Ningbo Helm Tower Noda Hydraulic Co.Ltd is belong to Ningbo wenkui group, which is a professional designer,manufacturer and exporter for Poclain MS / Rexroth MCR motors and parts Rexroth pumps and parts: A2FO, A2F, A2VK, A4V, A4VF, A6V, A8VO, A10VG, A10V, A10VSO, A11VO... HDC,HT...
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