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Standard [CURRENT]
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This standard specifies product definitions, tests, initial, start of life dimensional, optical, mechanical and environmental performance requirements of a fully installed wall box for up to 288 fibre splices. It covers two environmental service requirements for use inside a building under category C and externally of buildings under category G. The wall box shall be suitable for fixing to a vertical internal or external surface above ground level. It is a housing containing a fibre management system (FMS), splice trays of various fibre separation levels, and one or more of the following components: - storage and/or routing of cables or microducts; - cable storage for transmission or storage of uncut fibres; - passive devices. Wall boxes for connecters are described in the draft standard prEN 50411-3-4. The responsible committee is UK 412.2 "Komponenten für Kommunikationskabelanlagen" ("Components for communication cable installations") of the DKE (German Commission for Electrical, Electronic and Information Technologies) at DIN and VDE.