Joystick Controller for Tower Crane

QTA1 Joystick Controller for Tower Crane QTA Joystick Master Controller for Tower Crane is mainly used in AC 50Hz/60Hz control circuits with a rated voltage of 380V/440V, and rated current of 3A or smaller. Tower Crane Joystick Controller functions : controlling the start, speed regulation, braking and reversing of motors for hoisting and conveying machineries  Parameters of Tower Crane Controller Joysticks QTA1  Standards JB/TB6748-1993 Rated Voltage 380V Rated Current 3A Operating Temperature -40~50℃ Electrical Durability 1 Million Times Mechanical Life 1.6 Million Times In Each Travelling Direction Force In Operation Of Handle ≤20N Maximum Ope…