US Patent 10412799 Powered device and power distribution system comprising the powered device

Powered devices for use in a power distribution system are provided. The power distribution system may comprise a power providing device for providing power at an output voltage to the powered device over an output interface, and an electrical conductor for transmitting the power between the power providing device and the powered device. The powered device may be assigned to a power class corresponding to a predetermined first power limit and a predetermined second power limit. The predetermined first power limit may relate to a maximum power that the powered device may consume, and the predetermined second power limit may relate to the maximum power that the power providing device may provide.