1)  Hoisting Mechanism

Three-gear speed modulation by electrical motor or frequency conversion, giant winch.

2)  Rotation Mechanism

Speed modulation with frequency conversion, stable break, accurate position, outstanding on performance and operation all around the world.

3)  Luffing Mechanism

Speed modulation with frequency conversion, less concussion, stable operation.

4)  Control System

PLC control, auto diagnosis on electric malfunction, corresponding alarm on light and sound, key components adopting international top brand product.

5)  Security & Protection Mechanism

Besides security mechanism usually used in domestic tower crane adopted, Zoomlion tower crane adopted lots of advanced mechanism self-developed by Zoomlion, to keep the security of the tower crane and convenient operation, such as unique double tighten mechanism on luffing steel cable, anti-break mechanism on sliding vehicle, anti-drop mechanism on standard section, speedy link between rotary body, hoisting boom and balance boom.

6) Structure

Through advenced design, mechanical-electrical integration design, CAD supporting design, optimization design, modularization design, makes Zoomlion tower crane's steel structure haveing outstanding intensity, firmness and anti-fatigue capability, outstanding performance and reliability. With beautiful profile, it embodies the design standard of Zoomlion