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QTZ series tower crane is a kind of upper-slewing fixed type light crane. It can be used into every kind of industrial and civil construction, especially suit for the construction site which is narrow and landform is complicated.Tower crane has lifting, slewing and luffing mechanisms. They can work respectively or together to raise working efficiency. Lifting mechanism adopts double-speed electromotor, it has two kinds of work speed: Lifting and slowly in position, so as to satisfy different work requirement. Jib can rotate 360 degree freely. Level arm frame, trolley range-changing, agile and reliable, lifting in position is accurate. It can satisfy vertical and level transport demand of construction at a time.Safety devices of this tower crane are reliable, it is equipped with reliable mechanical type moment limiter and lifting weight limiter, it also has lifting heightwork range and slewing limiters, so as to ensure the work safety. This tower crane is designed reasonably, quality is high, structure is compact, and operation is convenient; It is an ideal lifting machine of construction team.Max. loadt10Tip loadt2.1Size of mast sectionmm1835× 1835 × 2500 Working radiusm3-60HeightFree standing 46.2Attached151.2Hoisting speedDouble magnificationm/min100/50/7.4Quadruple magnification50/25/3.7Slewing speedr/min0.67Trolleying speedm/min55Jacking speed0.57Min. descending speed≤ 5Overall heightFree standing50Attached200From jib end to slewing center56From balance arm to slewing center 21.6Structure weightFree standing t65.48Attached 157Total motor capacitykW71.5Allowable operating temperature-20-+40Power parameter50Hz-380V± 10% 50HzContainers8-40' HQ containersDelivery timeWithin 30 days after depositWarranty1 yearTerms of payment30% deposit, the balance is L/C at sightInstallationThe supplier will guarantee for one year, easy-worn parts exlcuded and will send a technician to help the installation work on site if need. The buyer have to take charge of the visa, round-trip tickets and the accommodations of the technician, besides that, the buyer have to pay the technician USD 30 per working day as allowance.
