RS7120H
Category： Road Roller
1，Nominal Amplitude：1.9/0.95 mm 2，Minimum Outside Steering Radius：6400 mm 3，Vibration Frequency：30/33 Hz 4，Exciting Force：270/163 kN 5，Engine Power：92 kW 6，Engine Model/Drive Motor Model：WP6G125E202 7，Main Drive Reduction Ratio：7.286 8，Wheel Reduction Ratio：6 9，Steering Angle：±35° 10，Working Pressure of Steering System：14 MPa
leave a message now >Specifications
| 1.Parameter | ||||
| Nominal amplitude (mm) | 1.9/0.95 | Minimum outside steering radius (mm) | 6400 | |
| Vibration frequency (Hz) | 30/33 | Maximum gradability | 30% | |
| Exciting force (kN) | 270/163 | Static line load (N/cm) | 318 | |
| Forward I(km/h) | 0～5.3 | Forward Ⅱ(km/h) | 0～12 | |
| Forward Ⅲ(km/h) | - | Forward Ⅳ(km/h) | - | |
| Reverse I (km/h) | 0～5.3 | Reverse II(km/h) | 0～12 | |
| Reverse III(km/h) | - | Reverse IV(km/h) | - | |
| Altitude（m） | - | Ambient temperature（℃） | - | |
| Wading depth（mm） | - | - | - | |
| 2.Dimension | ||||
| Overall length (mm) | 6180 | Vibration pump width (mm) | 2130 | |
| Overall width (mm) | 2316 | Wheel track | - | |
| Overall height (mm) | 3170 | wheelbase（mm） | 3284 | |
| Minimum ground clearance (mm) | 355 | Total mass (kg) | 12000 | |
| Swing angle（°） | ±12 | Work quality (front/back) (kg): | （6920/5080） | |
| 3.Engine | ||||
| Engine model/Drive Motor Model | WP6G125E202 | Number of cylinders | 6 | |
| Engine type | In-line、 water-cooled、 four-stroke、 direct injection | Bore/stroke（mm） | 105/130 | |
| Engine power (KW) | 92 | Minimum fuel consumption(g/kW.h) | ≤220 | |
| Rated engine speed(r/min) | 2000 | Maximum torque (N.m)/rotation speed (r/min) | 540/1300~1500 | |
| Displacement (ml) | 6750 | Emission standard | GB 20891-2007 China II emission | |
| 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 | 7.286 | Wheel reduction type | Wheel-side planetary reducer | |
| Wheel reduction ratio | 6 | Type of drive axle | Rear wheel drive | |
| Tyre size | 23.1-26-8PR | Rear tyre pressure（MPa） | 0.14±0.01 | |
| Type of foot brake | Travel control handle returns to middle position for service braking | Brake pressure (MPa) | - | |
| Parking brake type | - | - | - | |
| 5.Steering system | ||||
| Type of steering system | Open-type | Steering pump model | Gear pump CBGj1016 (right-handed) | |
| Steering pump displacement | 16mL/r | Steering cylinder - bore x rod diameter x stroke | 100×45×282-577 | |
| Steering gear | BZZ1-500 | Steering gear displacement | 500mL/r | |
| Steering angle (°) | ±35° | Working pressure of steering system（Mpa） | 14Mpa | |
| 6.Vibration, walking hydraulic system | ||||
| Vibration mode | Closed-type system | Vibration system manufacturer | Wuxi Weifu | |
| Vibration pump model | P4VC045 | Vibration pump displacement (mL/r) | 45 | |
| Vibrating motor model | M2F045 | Vibrating motor displacement (mL/r) | 45.6 | |
| Model of walking pump | P4VC071 | Displacement of walking pump (ml/r) | 71mL/r | |
| Model of front travel motor | MSE18 | Displacement of front travel motor (ml/r) | - | |
| Model of rear travel motor | M1V107 | Displacement of rear travel motor (ml/r) | 107 | |
| 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） | 12 | |
| Hydraulic oil filling capacity（L） | 93 | Transmission oil filling capacity（L） | - | |
| Engine oil filling capacity（L） | 16 | Oil filling capacity of braking system（L） | - | |
| Filling capacity of water radiator antifreeze coolant | 23L | Gear oil filling capacity of vibrating drum vibration chamber | 20L | |
Benefits & Features
1，Nominal Amplitude：The machine features a nominal amplitude of 1.9 mm and 0.95 mm, which is crucial for achieving effective compaction.
2，Vibration Frequency：With vibration frequencies of 30 Hz and 33 Hz, the machine can cater to different compaction needs.
3，Exciting Force：A significant exciting force of 270 kN and 163 kN ensures the machine can handle tough compaction tasks.
4，Engine Power：Equipped with an engine that delivers 92 kW, it provides ample power for various operations.
5，Engine Emission Standard：The engine complies with the GB 20891-2007 China II emission standard, ensuring environmental compliance.
6，Main Drive Type：The first reduction of spiral bevel gear in the main drive ensures efficient power transmission.
7，Wheel Reduction Ratio：A wheel reduction ratio of 6 contributes to the machine's stability and performance on different terrains.
8，Steering System：An open-type steering system with a steering angle of ±35° provides flexibility in maneuvering.
9，Vibration System Manufacturer：Wuxi Weifu, a reputable manufacturer, ensures the quality and reliability of the vibration system.
10，Hydraulic Oil Filling Capacity：A substantial hydraulic oil capacity of 93 liters supports prolonged operation without frequent refilling.
RELATED PRODUCTS
ONLINE MESSAGE
* Note: Please be sure to fill in the information accurately and keep the communication open. We will get in touch with you as soon as possible
Warehouse: No:124 A7 lunda International city Hedong DIstrict Linyi CHINA FACTORY:100# The East of the Crossing of VOLVO Str& SDLG Str Linyi Shandong PR.CHINA
Headquarters: A1402 Kaiyuanshangcheng,Lanshan District,Linyi City Shandong Province,PR. China 276000