MOD Surface / Suspended UGR - 1200x300, IP40, IK08 Surface mounted luminaire, white powder coated steel body, high transmission microprism diffuser. Options: E3 - Emergency control gear (333 lumens output) ST3 - Emergency Selftest AT3 - Emergency Autotest S - Switch Dimming D - Digital Dimming (DSI) A - Digital Addressable Lighting Interface (DALI) C - Bi-Level Dimming (Corridor Function)* H - High Frequency Dimming (Analogue 1-10v) RAS - Reacta Air Wireless occupancy and daylight dimming RLS - Reacta-Link Wireless Presence & Daylight Sensor RCS - Reacta-Control Wireless, Presence