This document introduces the communication protocol of RELION® 650 SERIES LON, 650 series Version 2.1
This document serves as a communication protocol manual for the ABB Relion 650 series protection relays. It details the Local Operating Network (LON) protocol implementation, including the operation principle, hardware and software modules, and network configuration steps. The guide covers both vertical and horizontal communication methods, event handling, and command processing specific to the LON architecture.
| Product Version | 2.1 |
|---|---|
| Document ID | IMRK 511 378-UEN |
| Revision | A |
| Issue Date | March 2019 |
The product version described in this manual is 2.1.
The manufacturer is ABB.