SWF Krantechnik rope known as GRABster have a lifting capacity of up to 250 tons.
Thanks to their robust design and many control and protection functions, they are able to meet the most demanding lifting requirements in all industries.
The CRABster has no lateral hook movement and, thanks to the frequency converter, provides extremely accurate, productive and safe load control at both low and high speeds.
Advantages:
Low-wear rope guidance due to pulley inclination
Robust cast iron guide nut
Longer lifetime of the actuator as a whole