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Crane QTZ40(4208)This crane is a type with cantilever, bogey jib lubbing and upper slewing lifting. All its performance parameters and technical indicators have reached or are superior to the national standard. The maximum working range is 41.8m; independent freestanding height 30m; adhered freestanding height 90m; rated lifting torque 315kN.m, maximum lifting capacity 3t.This crane is advanced in parameters, reliable in performances, beautiful in appearance, high in quality, simple in structure and easy in operation. It is equipped with advanced safety devices and is easy for repair and maintenance, safe for use and reasonable in pricing, for which it has become an ideal choice for many construction enterprises. Range(m)3-11.96141619252931333538.64041.8Lifting capacity(t)32.4952.1351.7461.261.0510.9670.8920.8260.7130.6880.66Table for technical performancesITEMTechnical performancesRated lifting torque(KN.m)315Maximum lifting capacity(t)3Rated lifting capacity in the maximum working range(t)(t)0.8Maximum working range(m)41.8Overall height(m)Independent30Adhered90Lifting speed(m/min)50/25/5Jib lubbing speed(m/min)25/38Slewing speed(r/min)0.36/0.72The section of the tower crane(mm)1494×1494Working temperature-20—40Power parameter380V± 5% 50HZTotal motor capacity(kW)23.5The maximum exercisable wind pressure(N/m2)250Table for the Main technical dateThe structure nameITEMSpecificationHoisting structureMotorYZD200L1-4/8/32 15/15/4KwDeceleratorZQ40-12.64DetentYWZ-300-45Wire-rope6×19-12.5-1770-I-ISlewing mechanismMotorYD132M-4/8 3/4.5KwDeceleratorXX4-80.195Fluid couplingYOX-250ASlewing fulcrumQW1120.32Jib lubbing mechanismMotorY100L2-4/6 2.2/1.5kWDeceleratorWXJ100-31Wire-rope6×19-6.2-1770-IHoisting mechanismMotorYD132M-4 3kWCylinder stroke1320mmCylinder diameter1775mmRated working pressure for the cylinder20MPaTable for the mostly structureNameStructure DrawingThe mostly materialNoteStandard SegmentAngle-steel∠125×125×12The size of section 1494×1494The size of high 2200Jib BoomFirst quarter staffTube 76×6The Jib boom is formed by seven parts.Last quarter staff [ 8 add closure plateOr [ 10 add closure plate