Retrofitting of a UCM Protection System - Solutions and Experiences

Unintended Car Movement (UCM) is a significant risk for elevators. Simple defects in central electric or mechanical components can cause severe harm when cabins move out of their position unexpectedly. Therefore, protective systems have been mandatory for all elevators built after January 1, 2012. But what about older installations? They are also subject to the operational safety regulation and have to be secured with state of the art technology. Retrofitting these systems is highly recommended - mayr® power transmission explains how a reliable, easy and cost efficient solution can look like.