DAS型接触检修线作业车主要适用于铁路接触网施工作业、日常检修维护、保养、抢险等作业，也可兼做牵引车辆，与其他车辆连挂进行接触网的抢修作业。
Model DAS OCS working car is mainly used for construction operation, daily maintenance, rescue and other operation of the railway OCS. It can also be used as a traction car to carry out immediate repair operation of the OCS while being connected with other vehicles.
该车为液力机械传动的四轴作业车，发动机额定功率为247kW，最高运行速度100km/h。车辆装有液压升降回转作业平台，采用双作用油缸，可实现升降和左、右各120度的回转；可同时供六、七位施工人员同时在平台上作业。车辆后端装有随机起重机可用于向作业平台吊送各种工具和器材。该车可选配紧线柱和接触网检测装置。
The car is a four-axle working car using hydraulic and mechanical drives; its rated engine power is 247kW and the maximum traveling speed is 100km/h. The vehicle is mounted with a hydraulic lifting and slewing operation platform able to achieve lifting and 120° slewing to left or right through double acting cylinder. It can also provide the operation space for six or seven operators at the same time on the platform. The rear end of the vehicle is mounted with a crane used for hoisting tools and equipment to the operation platform. The vehicle can be optionally equipped with wire tightening post and OCS detection unit.
