Adapter frame with hinged cover and inscription space anthracite Features: For integration of the plug and socket devices from System 55, such as TAE, UAE, speaker, SCHUKO socket outlets with shutter, SV, ZSV, WSV, etc. Notes : Suitable for all SCHUKO socket outlets from System 55 according to the table in the Technical Appendix. (Exception: SCHUKO socket outlet with hinged cover, RCD-protected socket outlet, and other plug and socket devices from System 55.)