Truck Crane-A7-2 (55t)

Product name: Zoomlion QY50V532 The truck crane, with spacious cab and luxurious equipments, adopts full slewing system, telescopic boom, hydraulic proportional control system and self-made full-width special purpose chassis with four axles. 8× 4 drive and hydraulic power steering mechanism provides the crane with good driving performance and flexible steering. The system with latest load feedback hydraulic operated proportional directional control valve and quadruple gear pump, and the safety devices fitted in hydraulic system, such as relief valve, balance valve, hydraulic lock and brake valve etc., prevents the oil line from overloading and the accidents caused by oil pipe breakage to makes full use of the working capacity of each actuating mechanism. Thus the reliability and safety of the crane are increased. The safety devices such as load moment limiter, and the complete lighting system equipped in the crane ensure your safety during operation and are convenient for night work.Item Value Remarks Working performance specification Max. rated total lifting capacity kg 50000 Max. load moment of basic boom kN.m 1764 1470(Outrigger beam half extended) Max. load moment with max. main boom length kN.m 940.8 793.8(Outrigger beam half extended) Max. lifting height of basic boom m 11.6 Max. lifting height of main boom m 42.1 Deformation of boom is not taken into consideration Max. lifting height of fly jib m 58.3 Working speed Max. speed of single rope on main winch m/min 130 The 4 th layer of drum Max. speed of single rope onauxiliary winch m/min 72 The 2 nd layer of drum Derricking time of boom s 50 Telescopic time of boom s 95 Slewing speed r/min 0~2 Traveling specification Max. traveling speed km/h 76 Max. gradeability % 32 Min. turning circle diameter m 24 Min. ground clearance mm 260 Limits for exhaust pollutants and smoke Comply with related standards GB3847-2005GB17691-2005(StageIII) Oil consumption per hundred kilometers L 48 Mass specification Deadweight of crane in traveling condition kg 41000 Complete vehicle kerb mass kg 40470 Front axle load kg 17200 Rear axle load kg 23800 Dimension specification Overall dimensions(L×W×H)mm mm 13300×2750×3650 Base on outriggers m 5.92 Distance between outriggers m 6.90 Main boom length m 11.1~42.0 Main boom angle° -2-80 Fly jib length m 9.5, 16 Offset angle of fly jib ° 0 , 30 Chassis Model ZLJ5414 Class II Engine Model WP10.336 QSL 325 Rated power KW/r/min 247/2200 242/2200 Max. output torque N.m/r/min 1250/1200-1600 1424/1500