CABLE SHORT CONFIRMING SYSTEM FOR TONGS CABLE OF CRANE

摘要

PURPOSE: A crane tongs cable short diagnosis system is provided to verify the short of a tongs cable by comparing an input power level of a driving member with a power level of each driving member. CONSTITUTION: A crane tongs cable short diagnosis system(100) comprises: a voltage detection unit measuring a power level of a tongs cable located in the front end of each operating member; a wireless transmission unit converting the inputted data into wireless signals and transmitting wirelessly; and a second control unit controlling each operating member, and transmitting the power level information per each cable detected from the voltage detection unit through a tongs cable(200) by wire as first power information, and converting into wireless signals as second power information and transmitting wirelessly.