Because self-contained emergency luminaires include their own batteries and operate independently, they provide the simplest and the quickest installation option. The cost of installation can be relatively cheap because there is no need for any special, fire-rated cabling. In addition, as each luminaire is independent of the. Central battery systems can be connected directly to suitably designed mains luminaires without modifications and they also operate at full light. To put it succinctly, Phillip Payne recommends self-contained emergency luminaire systemsfor most, if not all projects. This is because,. If you are unsure, then Philip Payne is here to help and guide you. Check out also, our cloud system: Specto-XT.