CRD are used for power supply to Gantry cranes & magnets & Transfer Trolley.
These Drum roll & relax cable on the drum in Horizontal & Vertical ways. The springs used in these drums are of High-Excellence Spring steel material Spirals spring type, for various cable size & length. The range of characteristic of spring, can be either single or in series / parallel spring. Spring Operated CRD are available in various models.