RS7220
Category： Road Roller
1，Nominal Amplitude：2.0/1.0 mm 2，Minimum Outside Steering Radius：6554 mm 3，Vibration Frequency：28/33 Hz 4，Exciting Force：351/271 kN 5，Engine Power：148 KW 6，Engine Model：BF6M1013-20T3R 7，Main Drive Reduction Ratio：7.167 8，Wheel Reduction Ratio：6 9，Steering Angle：35° 10，Working Pressure of Steering System：16 MPa
leave a message now >Specifications
| 1.Parameter | ||||
| Nominal amplitude (mm) | 2.0／1.0 | Minimum outside steering radius (mm) | 6554 | |
| Vibration frequency (Hz) | 28/33 | Maximum gradability | 40％ | |
| Exciting force (kN) | 351/271 | Static line load (N/cm) | 665 | |
| Forward I(km/h) | 0～4.3 | Forward Ⅱ(km/h) | 0～11 | |
| Forward Ⅲ(km/h) | - | Forward Ⅳ(km/h) | - | |
| Reverse I (km/h) | 0～4.3 | Reverse II(km/h) | 0～11 | |
| Reverse III(km/h) | - | Reverse IV(km/h) | - | |
| 2.Dimension | ||||
| Overall length (mm) | 6473 | Vibration pump width (mm) | 2150 | |
| Overall width (mm) | 2460 | Wheel track | - | |
| Overall height (mm) | 3185 | wheelbase（mm） | 3441 | |
| Minimum ground clearance (mm) | 410 | Total mass (kg) | 22000 | |
| Swing angle（°） | - | - | - | |
| 3.Engine | ||||
| Engine model | BF6M1013-20T3R | Number of cylinders | 6 | |
| Engine type | In-line、 water-cooled、 four-stroke、 direct injection | Bore/stroke（mm） | 108/130 | |
| Engine power (KW) | 148 | Minimum fuel consumption(g/kW.h) | ≤210 | |
| Rated engine speed(r/min) | 2300 | Maximum torque (N.m)/rotation speed (r/min) | 725 | |
| Displacement (ml) | 7146 | Emission standard | GB 20891-2014 (China III)/VCA TierIII. | |
| 4.Transmission system | ||||
| Clutch type | - | Specification of driven disc | - | |
| Separating force (N) | - | Pressing force (N) | - | |
| Separating stroke (mm) | - | Transmission type | - | |
| Shifting gears | - | Gear ratio of transmission forward I | - | |
| Gear ratio of transmission forward Ⅱ | - | Gear ratio of transmission forward Ⅲ | - | |
| Gear ratio of transmission reverse I | - | Gear ratio of transmission reverse Ⅱ | - | |
| Gear ratio of transmission reverse Ⅲ | - | Model of variable-speed pump | - | |
| Working pressure of shifting(MPa) | - | Main drive type | First reduction of spiral bevel gear | |
| Main drive reduction ratio | 7.167 | Wheel reduction type | Wheel-side planetary reducer | |
| Wheel reduction ratio | 6 | Type of drive axle | - | |
| Tyre size | 23.1-26-12PR | Rear tyre pressure（MPa） | 0.2 | |
| Type of foot brake | Travel control handle returns to middle position for service braking | Brake pressure (MPa) | - | |
| Parking brake type | Press P to achieve the parking brake | - | - | |
| 5.Steering system | ||||
| Type of steering system | Full hydraulic steering gear | Steering pump model | Gear pump P097-25 | |
| Steering pump displacement | 25 | Steering cylinder - bore x rod diameter x stroke | 100×45×282 | |
| Steering gear | BZZ6－500A full hydraulic steering gear | Steering gear displacement | 500 | |
| Steering angle (°) | 35° | Working pressure of steering system（Mpa） | 16Mpa | |
| 6.Vibration, walking hydraulic system | ||||
| Vibration mode | Closed-type system | Vibration system manufacturer | SAUER | |
| Vibration pump model | 90R055-DD-1-NN-80-P-4-S1-C-03-GBA-35-35-24 | Vibration pump displacement (mL/r) | 55 | |
| Vibrating motor model | 90M055-NCON-8-N-O-S1-W-00-NNN-00-00-E6 | Vibrating motor displacement (mL/r) | 55 | |
| Model of walking pump | 90R100-MV-1-CD-62-R-3-C7-E-03-GBA-45-45-20 | Displacement of walking pump (ml/r) | 100 | |
| Model of front travel motor | H1-B-110-A-E2-AA-N-B-TB-CN-JN-N-A-10-NN-040-Z-00-NNN | Displacement of front travel motor (ml/r) | 110/40 | |
| Model of rear travel motor | 90V075-NB-2-0-8-N-027-S1-N-01-EEA-02-00-00 | Displacement of rear travel motor (ml/r) | 75/27 | |
| Reducer model | - | Reducer gear ratio | - | |
| 7. Oil filling amount | ||||
| Fuel filling capacity（L） | 270 | Oil filling capacity of axles (main drive and wheel reducer)（L） | 20 | |
| Hydraulic oil filling capacity（L） | 185L | Transmission oil filling capacity（L） | - | |
| Engine oil filling capacity（L） | 25 | Oil filling capacity of braking system（L） | - | |
| Filling capacity of water radiator antifreeze coolant | 24 | Gear oil filling capacity of vibrating drum vibration chamber | 18 | |
Benefits & Features
1，Nominal Amplitude：The equipment features a nominal amplitude of 2.0 mm or 1.0 mm, which is crucial for the material compaction process.
2，Minimum Outside Steering Radius：With a minimum outside steering radius of 6554 mm, it ensures the machine's maneuverability in tight spaces.
3，Vibration Frequency：The variable vibration frequency of 28 Hz or 33 Hz allows for adaptability to different working conditions and materials.
4，Exciting Force：The machine boasts an exciting force of 351 kN or 271 kN, which contributes to its compaction capabilities.
5，Engine Power：The engine delivers 148 kW of power, providing ample force for the machine's operations.
6，Engine Efficiency：The engine has a minimum fuel consumption rate of ≤210 g/kW.h, indicating its efficiency.
7，Transmission System：The first reduction of spiral bevel gear and wheel-side planetary reducer with a main drive reduction ratio of 7.167 and a wheel reduction ratio of 6 indicate a robust transmission system.
8，Steering System：A full hydraulic steering gear with a steering angle of 35° and a working pressure of 16 Mpa offers precise control.
9，Vibration System：The closed-type vibration system from SAUER, with specific vibration pump and motor models, ensures efficient energy transfer for compaction.
10，Oil Filling Amounts：The hydraulic oil capacity of 185L, along with other oil capacities, ensures the machine's lubrication and hydraulic system requirements are met.
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Headquarters: A1402 Kaiyuanshangcheng,Lanshan District,Linyi City Shandong Province,PR. China 276000