constant tension cable reel type :
mainly used for portable electrical equipment automatic retractable cables.

 constant tension cable reel type :
Applications:

        cable reel structure is simple, reliable, convenient installation, mainly used gantry cranes, tower cranes, bridge cranes and other mobile devices, big, small car.

Features:

      1, constant tension, cable tension adjustment range, the user needs to adjust better under constant tension after tension. 
       2, self-locking performance good, the motor power cable reel, in order to winding the tube on the cable does not slide, set the machine performance with self-locking worm gear to pay installation.