1. QTZ63(5013)tower crane: Rating moment of lifting: 630KN. M. The max lifting capacity: 6t, the max jib length: 50m; 2. QTZ63(5013)tower crane: Fixed lifting height: 39-40.5m, can undertake 13-story or below buildings; Adhesion height 140m, can undertake 45-story or below buildings. 3. QTZ63(5013)tower crane owns two lifting points, level beam, upper rotating, hydraulic lifting, easy for installation and disassembling. 4. QTZ63(5013)6t tower crane use special motor and lows electric shock and ensure the leveling and stability. The QTZ63(5013)6t tower crane can also use three speeds motor. 5. The QTZ63(5013)tower crane adopt the technology of ODM series turning framework of POTAN French, the framework use the advanced electric and electronic technology, electromagnetism coupling and planet reducer infinitely timing, twisting moment large when starting, operate smoothly, advanced function. item Metric lifting moment KN.M 630 Max. lifting capacity T 6 Tip load capacity T 1.3 Working radius M 2.5~50 Hoisting height Independent M 40.5 Attachment M 120 Hoisting speed fall 2 4 Hoisting speed M/min 8.4 40 80 4.2 20 40 Max lifting capacity T 3 3 1.3 6 6 3 Slewing speed R/min 0.61 Trolleying speed M/min 21/42 Climbing speed M/min 0.5 Weight Independent structure T 31 Counter-balance T 12 Stationary structure T 35 Max. slewing radius M 51.43 Counter-jib slewing radius M 13.58 Max. working wind speed M/s 20 Climbing wind speed í_ M/s 13 Working environment temperature Degree -20~+40