Led lighting arrangement and method of controlling a led lighting arrangement

Abstract

A lighting arrangement (100), comprising at least one LED lighting device (105, 105′, 105″) comprising a LED controller which is adapted to collect and communicate a required power usage of the LED lighting device (105, 105′, 105″), at least two power source units (101, 111) each connected and adapted to supply power to the LED lighting device (105, 105′, 105″), and a cluster controller (106), which is adapted to collect characteristics of each power source unit (101, 111) and the characteristics of the at least one LED lighting device (105, 105′, 105″), wherein the cluster controller (106) is further adapted to activate and/or deactivate at least one of the at least two power source units (101, 111) in accordance with the requested power usage of the lighting arrangement (100) and the characteristics of the power source units (101, 111)in order to activate the power source unit or power source units (101, 111) that is or are the best adapted to the requested power usage.

Dependencies are inferred from the claim text.