This document describes the features and applications of the Relion® 650 series line distance protection relay REL650.
This Application Manual for the ABB REL650 relay introduces the product, its main and backup protection functions, and the control and monitoring features available. It also outlines the communication capabilities and basic IED functions required for integration into substation automation systems.
The document includes detailed setting examples, calculation procedures for distance‑protection zones, and adaptation guidelines for various transmission line configurations. Compliance with EMC and low‑voltage directives is documented, and contact information for ABB support is provided at the end.
| Product version | 1.0 |
|---|---|
| EMC directive compliance | EMC Directive 2004/108/EC |
| Low‑voltage directive compliance | Low‑voltage Directive 2006/95/EC |
| Intended use | Industrial use |
The document ID is 1MRK 506 305‑UEN.
It was issued in September 2009.
Warranty terms can be obtained from the nearest ABB representative.