Integrated into the general lighting system This is how beautiful an emergency luminaire can look General luminaires with an emergency lighting unit Almost every Zumtobel luminaire for general lighting can be used as an emergency luminaire. Luminaires ordered as emergency luminaires are fitted with an emergency lighting unit at the factory. This has no adverse effect on the functionality of general lighting. ! Depending on their functions, the designation of these luminaires includes the suffix NT, NA or NF. Just how easy it is to configure these luminaires is explained on page 28. The ONLITE emergency lighting unit turns luminaires for general lighting into perfectly equipped emergency luminaires.