Ethernet Powerlink is a deterministic real-time protocol for standard Ethernet. It is an open protocol managed by the Ethernet POWERLINK Standardization Group (EPSG). It was introduced by Austrian automation company B&R in 2001.
This protocol has nothing to do with power distribution via Ethernet cabling or power over Ethernet (PoE), power line communication or Bang & Olufsens PowerLink cable.
Read more about Ethernet Powerlink: Overview, Standardization, Physical Layer, Data Link Layer, Basic Cycle, OpenSAFETY