TDB Series Towed Breakdown Van for Protective guard newly developed according to users needs .(The equipment has obtained the national patent ,NO.:ZL 01263422.0).The functions of this Product is same as NJJ5051TQX Breakdown Van ,adopting independent diesel oil ad its driving force ,and is equipped with departing and towing unit .The towing driving speed is 40-80km/hour.The Equipment integrates pile driving and pile drawing ,with 240°rotating device .The equipment neednt turn the directions during the repairing and construction for the medium strip and side protective guard .The Equipment can operate independently when departing with the car ,can adjust the hydraulic driving directions ,and is equipped with brake device. Size (L×W×H) 4200×1800×2800mm4200×1800×2800mmType of Hydraulic PumpYC180YC230Engine Power16.2kw20kwRadius of Gyration2100mm2100mmLateral Distance860mm860mmHighest Working Height4680mm4680mmWorking Pressure16MPa16MPaPile Extracting Power78.4KN96.5KNImpact frequency5.8-13Hz10-15HzWorking Height of Hydraulic Pump700-2300mm700-2300mm