RC/A5B suits all kinds of Guy Derrick, which offers main working status of claw cranes accurately to the operator by LED. Also can display radius, angle, weight, visual-audible alarm when the load or radius reach rated weight or moment , meanwhile enforce corresponding movement.
This system occupies small space , easy installation , no need change any structures of original tower cranes , with double protection function . RC system conforms to the request from 《GB12602-90 hoisting machinery overload protection device safety technical specifications 》 and《GB7959-1999 cantilever crane hoisting torque general technology》, which issued by the technical supervision bureau .