QTZ100 construction crane:
Independent height:45m
Load capacity:8t,Tip load:1.5t
Boom lengh:60/55/50m
Max height:200m

Our QTZ100 self-raising tower crane has merits  as follows:

1, According to customers' requirement it has stationary and adhered two types, the lifting height of the basic stationary one is 45m,the tower crane can be adhered and jacking to as high as 200m.

2,Factory made long boom is 60m, and can reassembled to 55m and 50m.

3,Hoisting mechanism:three-speed motor,the reducing mechanism,rational performance

  light load high speed , heavy load intermediate speed , non-load low speed.

4,  The slewing mechanism:planet gear speed reducer , fluid coupling , slewing brake device ,

  steady starting , accurate position ,compact structure.

5,The trolley tracting mechanism:planet gear speed reducer , two-speed motor driving ,

6, New moment limiter which is outside adjustable,easy ajustingand safe , 
  can be governed by a special person after adjusting

7,Cabin : developed on the basis of the human engineering principle. Linkage control desk is adopted inside

8,Full set of safety protection equipments:weight limiter, moment limiter, luffing limiter, height limitater, and slewing limiter ,trolley rope-off protection, trolley spindle-break protection,pulley anti-skipping rope devices , labor protective devices like rest platform and guardrail and so on.