388
性能特点：
采用高可靠性的液力变矩器和变速箱提供超强动力，加重工程专用桥行走平稳、可靠性高。
将挖掘机和装载机两机合为一体，一机多能。完全具备小型挖掘机和装载机的所有功能，更适合在狭窄空间作业，方便灵活，工作效率提高30%以上。
挖掘、装载功能全部先导控制，轻便灵活，作业效率高。
人性化设计旋转减振座椅，全钢化成型玻璃驾驶室，视野更宽阔，驾驶更舒适。
挖掘可侧向滑移机构装置，使挖掘作业范围更大，效率更高。
前翻式护罩的设计，大大提高了整机的维护性。
可选配多种附具装置，完成多种施工作业。用于市政、建筑、水利、公路、自来水、供电、园林等部门，可从事农业建筑，管道铺设，电缆敷设，园林绿化等作业。
Product Introduction
388技术参数 The Main Performance Parameter of Backhoe Loader 388
| ||||
整机操作重量Overall Operating Weight | 8200KG | 轮边减速型式Final Reducer | 一级轮边减速Single Stage Final Reducer | |
运输尺寸Transport Dimension | 额定桥载荷Rated Loader of Axle | 8/18.5t | ||
长×宽×高mm L*W*H | 6120×2410×3763 | |||
驾驶室到地面高度cab to ground mm | 2900mm | 传动系统Transmission System | ||
轴距 Wheel base | 2248mm | 变矩器Torque Converter | ||
最小离地间隙 Min. Ground Clearance | 300mm | 型号Model | YJ280 | |
装载斗容 Bucket Capacity | 1.0m3
| 型式Type | 单级、单相三元件Single-stage Three Elements | |
掘起力Breakout Force | 38KN | 最高效率Max. Efficiency | 84.4% | |
装载举升能力Loading Lifting Capacity | 2500KG | 变速箱Gearbox | ||
铲斗卸载高度Bucket Dumping Height | 2742mm | 型式Type | 定轴式动力换档Fixed Shaft Power Transmission | |
铲斗卸载距离Bucket Dumping Distance | 925mm | 离合器操纵油压Oil Pressure of Clutch | 1373Kpa—1569 Kpa | |
铲挖深度 Digging Depth | 52mm | 档位数Gears | 前进2档，后退2档Two Gears Ahead, Two Gears Astern | |
反铲斗容Backhoe Capacity | 0.3 m3 | 最高车速Max.Speed | 30Km/h | |
最大挖掘深度Max. Digging Depth | 4082mm | 轮胎Tyre | ||
挖斗回转角Swing Angle of Excavator Grab | 190o | 规格Model | 14-17.5/19.5L-24 | |
最大牵引力Max. Pulling Force | 39KN | 前轮气压Pressure of Front wheel | 0.55Mpa | |
发动机Engine | 后轮气压Pressure of Back Wheel | 0.223Mpa | ||
型号Model | YC4A105Z-T20 | 制动系统Brake System | ||
型式Type | 直列、直喷、四冲程、直喷燃烧室In Line Direct injection Four-Stroke and Injection Combustion Chamber | 驻车/紧急制动Emergency Brake | 操纵力实施制动Operation Power Implementing brake | |
气缸数-内径*行程Cylinder-Inside Diameter*Stroke | 4-108×132 | 手操纵力解除制动Manual Operation Power Terminating Brake | ||
额定功率Rated Power | 75KW | 行车制动Service Brake | 气顶油钳盘制动Air Over Oil Caliper Brake | |
额定转速Rated Speed | 2200r/min | 外置式External Type | ||
最低燃油率Min. Fuel Consumption | ≤230g/km.h | 自调节Self-regulation | ||
最大扭矩Max.Torque | ≥400N.M | 自平衡Self-balance | ||
排量Displacement | 4.837L | 液压系统Hydraulic System | ||
转向系统Steering System | 挖斗挖掘力Digging Power of Excavator Grab | 46.5KN | ||
转向器型号Model of Steering Device | BZZ5-250 | 斗杆挖掘力Digging Power of Dipper | 44KN | |
转向角Steering Angle | ±36 o | 铲斗提升时间Bucket Lifting Time | 6．8S | |
最小转弯半径Min. turning radius | 6581mm | 铲斗下降时间Bucket Lowering Time | 3.1S | |
系统压力Pressure of the system | 18Mpa | 铲斗卸载时间Bucket Discharge Time | 2.0S | |
驱动桥Axle | ||||
生产厂家Manufacturer | 肥城Feicheng | 主传动型式Main Transmission Type | 双级减速式Double Reduction | |
