It is to prevent the shake and rock when compensation chain running quickly. Compensation chain should apart from the damping rolls when it is rest , and compensation chain should plumb across the center of damping device when installing.
Dampening device is designed specially for WF series compensation chain ,asa accessory , it is convenient to install during elevator’s installation. It will extend the chain’s life span to use the damping device designed by our own special technology. And assure the whole compensation device system more safe and reliable.