Installation housing, for site cast or prefabricated concrete structures, for the installation of LV/HV/LED-luminaires and loudspeakers, suitable for adhesive fixing and opposing shuttering, for installation in ceilings from 140 mm, wall installation with IBT support spars, for the installation of VDE-approved lights per DIN EN 60598 (VDE 0711), as well as with F identification or MM identification, protection class IP30, rated insulation voltage: 400V AC, Halogen free
outlet aperture: ø 116 mm