Fire resistance tests for service installations - Part 7: Conveyor systems and their closures

This part of EN 1634 specifies a method for determining the fire resistance of conveyor systems shutter (CSS) assemblies designed for installation within openings incorporated in vertical and/or horizontal separating elements, including the necessary sealing measures, if the conveyor systems shutters (CSS) are penetrated by parts of the conveyor tracks, by electrical cables or by pneumatic pipes.