22172739 SMARTSIGN 190 MRC-CORD SD1 WH Mounting unit for SMARTSIGN; ceiling-recessed cord suspension, single-sided version for fitting one display unit; identical ceiling cutout to the PURESIGN MRC and MRC-WF15 for optimum backwards compatibility; protection rating: IP20, optional protection rating IP40 with enclosed grommets (below the ceiling, IP20 in the ceiling); impact resistance: IK03; class of protection I; metal installation housing, powder-coated white (RAL 9016); cord suspension adjustable up to 1.5 metres; suspension with 2 steel cords; power supply via additional power cable (included in delivery). Easy fitting of the display unit thanks to hinge mechanism. Integrated 1.5 mm² terminal block for simple wiring and through-wiring; maximum cable length from emergency power source to last luminaire: 200 m.