Tower Cranes

/TOWER CRANES/QTD250-16T

Luffing-jib Tower Crane

QTD250-16T

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  • 1. Performance parameters of QTD250-16: performance parameters and technical indexes reach both domestic and international advanced level.

    • Max. lifting capacity 16t;

    • Max. hoisting capacity at jib tip: 9.57t;

    • Max. lifting moment 2500 t.m;

    • Max. free-standing height: 49.1m; Max. working height of anchored crane: 180.35m;

    • Hoisting mechanism power: 60 kW; rope capacity: 600m;

    • Slewing mechanism power: 2×145N.m;

    • Trolleying mechanism power: 37 kW

    2. Electrical control system

    With PLC control, the electrical control system enjoys better reliability and safety. Produced by professional manufacturers with advanced foreign technology, the electrical elements feature service lives that are 3 or 4 times longer than that of domestic products, less faults, easy maintenance and repair as well as reliable operation.

    3. Technical features

    • The crane boasts of multiple operation modes and wide application;

    • The complete machine adopts internationally well-received beautiful shape;

    • The crane features high working speed and excellent speed regulation performance. Stepless speed regulation by frequency control, the world's most advanced solution, is adopted for the trolleying mechanism and slewing mechanism, thus ensuring more stable and reliable operation ;

    • The cab is independently installed externally with good vision and large inner space, thus offering a good working environment for operators;

    • A variety of safety devices are equipped, which are all mechanical or mechatronic products that are applicable to severe working conditions, so as to ensure the tower crane's reliable operation.


    Rated hoisting moment (kN.m)

    2500

     Lifting height (m)

     Rope fall

    Free-standing stationary crane

    Anchored crane

    α=2

    49.1

    180.35

    α=4

    49.1

    90.175

    Working  radius (m)

     Max. working radius

    60

    Min.  working radius

    2.58

    Max. lifting capacity (t)

    16

    Hoisting mechanism

     Rope fall

    α=2

    α=4

    Speed (m/min)

    0~90

    0~70

    0~35

    0~45

    0~35

    0~17.5

    Lifting weight (t)

    1.5

    4

    8

    3

    8

    16

    Power (kW)

    60

    Luffing mechanism

    Luffing time (min)

    2.7 (15°~84.5°)

    Power (kW)

    37

    Slewing mechanism

    Speed (r/min)

    0~0.7

    Power (kW)

    7.5×2

     

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