Main Technical Parameters of QTZ Tower Crane Model: QTZ40(4708) (4510) Max .Radius(M): 47 Independent Height(M): 32.5 Max. Lifting Capacity(T): 4 Max. Height(M): 135 Wall-attached Frame: 5 Main Material: 160x12(Angle steel) Standard Mast Section Dimension :1.5x1.5X2.5 Hoisting Speed( m/min): 70/35/9 Mini. Stabilizing Falling Speed( m/min): 4.5 Slewing Speed(r/min): 0-0.7 Traveling Speed( m/min): 42/21 Climbing Speed( m/min) :0.5 Motor Total Power(KW): 21.4 Undercarriage Form ---Type A. Cross-shaped beam with slanting strut and ballast ---Type B. Cross-shaped beam with slanting strut but no ballast ---Type C.#-shaped beam without ballast Complete Machine Total Weight ---Independent Structure Weight(KG): 24539 ---Counter Weight(T): 8.11
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