SEM 636D wheel loader
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SEM 638 wheel loader
Quick details
| Brand: Caterpillar/SEM | Type: wheel loader |
| Model: SEM 638 | Rated load: 3 ton |
| Operating weight: 9,340 kgs | Bucket capacity: 1.7 m3 |
| Engine power: 92 kw | Warranty: 1 year |
Machine specifications
* Excellent productivity and fuel efficiency, with more reliability reinforcement
* Optimized DEUTZ WP6G Stage II engine, high fuel efficiency from advanced design and manufacturing technology;
* Larger bucket, shorter cycle time, heavier counterweight for more payload;
* Outstanding cooling system, -20~+43 ambient temperature capability
* Optimized braking system with additional booster for reliable braking performance;
* Comfortable cabin environment, user-friendly monitor and control systems.
* Classic SEM transmission with more than 30 years’ manufacturing experience, in -house made, countershaft, power-shift design with great reliability and durability;
* SAE & DIN standard hoses and optimized routing for improved strength and reliability;
* Large side open door and centralized testing points provides excellent maintenance access ability
Machine data
| Bucket | 1.7m 3 |
| Rated load | 3000kg |
| Operation weight | 9970kg |
| Static tilting load at full steering position | 60kn |
| Max digging force | 128kn |
| Maximum tractive force | 91kn |
| Max. climbing gradient | 30° |
| Lifting time | 4.9s |
| The sum of three items | 9s |
| Dimension | 6954mm×2440mm×3190mm |
| Engine | |
| Model | XCG110/12GS-SG90 |
| Rated power | 92kw |
| Rated speed | 2300r/min |
| Bore × stroke | 100mm× 125mm |
| Max. torque | 460 kn/m |
| Displacement | 7.13 L |
| Brake system | |
| Traveling break type | Air assisted caliper disc type four wheel brake |
| Parking break type | Shoe break |
| Transmission system | |
| Hydraulic torque converter | Single-stage three elements |
| Gear box | SEM TRN150 Arbre fixe |
| 1st | 7.4km |
| 2nd | 13.7km |
| 3rd | 25.3km |
| 4th | 41.5km |
| Reverse 1st | 9.3km |
| 2nd | 30.5km |
| Steering system | |
| Type | Articulated transfer |
| Steering angle | 38° |
| Hydraulic system | Load-sensing hydraulic steering system |
| Axle | |
| Type | All wheel drive , Fixed front axle , swing rear axle ,±12° |
| Work hydraulic system | |
| Working system pressure | 16.5Mpa |
| Bucket delivery time | 1.07s |
| Movable arm lifting time | 4.82s |
| Descending time of movable arm | 3.24s |
| Working Valve Control Type | First manipulation |
| Tires | |
| Standard configuration size of tyre | 17.5-25 |
| Oil tank capacity | |
| Fuel tank | 151L |
| Hydraulic oil tank | 138L |
Machine photos
