国产黄色网站在线免费观看_99久免费精品视频在线观看_亚洲αv在线观看天堂无码_欧美亚洲日韩国产综合

The core of cable reel is the control unit with PLC and freq converter, which can collect the coiling variables in real time (cable weight, the acceleration the crane, the position on the track), and calculate the torque and rotating speed of motor through the built-in algorithm to achieve constant cable tension and reduce cable tension.