拖拉机
LTB-904拖拉机
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主要技术特点
● 匹配全柴系列发动机动力储备大油耗低.经济效益高。经济效益高。
● 进口高强度粉末冶金材料离台器片，传递性能可靠。
● 液压系统独立油路，清洁度高,故障率低。加强型底盘结构,性能稳定可靠。
● 加强型底盘结构,性能稳定可靠。
● 采用4x3x(1 + 1)组成式变速箱,12F+12R档位，梭式换挡侧置操纵操纵方便。
● 立式双油缸强压入土提升器,提升力大，作业适应性好。
● 加大柴油箱容积满足长时间工作需求。
● 平底板操纵台,方向盘下梭式换挡操纵人机工程合理。
● 全液压转向系统操纵灵活舒适。选装驾驶室,提供舒适驾乘空间。● The QUANCHAI series engine equipped leads a large power reserve, low fuel consumption and high economic benefits.● The imported high-strength powder metallurgy material is used for clutch disc with reliable transmission performance.● Independent oil circuit of hydraulic system ensure high cleanliness and low failure rate for it.● Reinforced chassis structure gives stable and reliable performance.● 4x3x (1+1) combined transmission is adopted with 12F+12R gear, meanwhile shuttle shift on side is easy to operate.● The vertical double oil cylinder lifter with pressure transfer system shows strong lifting force and good operation adaptability.● Extra large volume diesel tank satisfied the requirements of long-term work.● The flat-bottomed console and shuttle shift control under the steering wheel are ergonomically reasonable.●The full hydraulic steering system is flexible and comfortable.● More comfortable driving and riding space provided by optional cab.
主要技术参数
| 型号Tractor Model | LT904 | |
| 驱动方式Drive Type | 4×4 | |
| 外形尺寸 长×宽×高Overall Dimension L×W×H(mm) | 4080×1750×2650 | |
| 轴距Wheel base(mm) | 2080 | |
| 前轮轮距Front wheel tread(mm) | 1285 | |
| 后轮轮距Rear wheel tread(mm) | 1350 | |
| 最小离地间隙Min. ground clearance(mm) | 370 | |
| 最小转向半径Min. steering radius | 单边制动Unilateral brake(m) | 4.2±0.3 |
| 不单边制动Not unilateral brake(m) | 4.9±0.3 | |
| 最小使用质量Min. operating weight (KG) | 3030 | |
| 变速箱挡数（前进+后退）Gearbox gears number | 12F+12R | |
| 速度范围Speed | 前进Forward(Kw/h) | 2.41~30.91 |
| 后退Reverse(Kw/h) | 2.41-34.67 | |
| 发动机Engine | 型号Model | LR4M5-23 |
| 额定功率Rated power (Kw) | 66.2 | |
| 额定转速Rated speed (r/min) | 2300 | |
| 轮胎型号Tires spec. | 前轮Front tires | 8.3-24 |
| 后轮Rear tires | 14.9-30 | |
| 转向方式Steering Type | 全液压前轮转向Full hydraulic front wheels steering | |
| 最大提升力Max. lifting force( KN ) | 15.9 | |
| 动力输出PTO | 形式Type | 后置、独立式Rear-mounted, Independent type |
| 转速Speed (r/min) | 760/1000 or 540/1000 or 540/760 or 760/850 | |
| 功率Power(Kw) | 56.3 | |
| 耕深控制方式Control type of ploughing depth | 高度控制、浮动控制Height control & flotation control | |
| 最大牵引力Max. traction force (KN) | 15.9 | |
| 前/后配重质量Front / rear Ballast (KG) | 270/470 | |
