DALI is a digital lighting management protocol designed for constructing automation. It’s appropriate for big business lighting initiatives for buildings resulting from its stability and reliability. A DALI system shall include a bus energy provide, grasp controller models and management gears (mild dimmers, LED drivers, digital ballasts and many others.), and all parts are related collectively by way of DALI bus. The grasp controller is powered by the bus energy provide and ship instructions to the sunshine dimmers or LED drivers by way of the bus. The sunshine dimmers or LED drivers obtain the instructions and implement them. There are two varieties of dali dimmer gadgets, one is DT6 (gadget kind 6) that helps solely switching ON/OFF and dimming instructions. The opposite is DT8 (gadget kind eight) that helps not solely DT6 instructions but additionally coloration temperature and RGB coloration adjustment instructions. Each of two sorts assist scene and group instructions. Usually DT6 gadgets are designed for single coloration lighting and DT8 for tunable white and RGB lighting. The DT6 gadgets could be appropriate with common DALI grasp controllers that assist DT6 instructions. DT8 gadgets could be appropriate with common grasp controllers that assist DT8 instructions. Group management is an important function of DALI dimmer, which permits customers to ship instructions to gadgets of various areas of a constructing individually. Every DALI circuit helps 16 teams, you should use one grasp controller to regulate all of them by means of broadcast or ship instructions to every group individually. As an example, an workplace are divided into four areas, and assign them to four completely different teams, then you may management them individually. Scene command permits the management unit to assign and recall scenes of various teams and complete 16 predefined scenes could be assigned. As an example, when a scene command S1 is shipped to Group 1, group 1 will go to scene 1, for instance, a brightness, a coloration temperature or a RGB coloration. When command S2 is shipped to Group 1, group 1 will go to scene 2. This permits customers to create completely different moods for various atmospheres and durations and meets the necessities of difficult lighting design in a constructing. DALI is an ideal lighting automation answer for constructing automation.