Installation Recessed or surface mounted. The recessed model is suitable for fixed suspended ceilings or suspended ceilings with visible T-bars. Do not cover with insulation. For detailed information, see the installation instructions. Connection Connection in separate driver box. The driver box can be positioned next to the luminaire. Snap-in terminal block 3x1.5 mm² (when dimming 5x1.5 mm²). The surface mounted model has cable entries fitted with blanking grommets on the back and in each end-cap and snap-in terminal block. Design Luminaire body in extruded aluminium and enamelled sheet steel. Surface mounted model in white enamelled sheet steel (RAL 9016). Louvre Delta – microprismatic acrylic louvre (PMMA) above hardened 4 mm glass cover. Miscellaneous Recessed model IP 65 under suspended ceiling, IP 50 above. Surface mounted model IP 65.