Central plate, aluminum silver, future linear, covers for data communication, central plate with support ring for covering small sockets and round connectors with screw cap M 16x0.75 (can be installed in base insert) in accordance with DIN 41524, 41529, 45322, 45327, 45328 and 45329. Breakout openings 6, 8, 18 mm. Device protection class: IP 20