About this document
Microprocessor Relay Protection Basics by john george is a document available to read on EtoBox.
The document provides an overview of microprocessor-based protective relays, including commonly used protective functions and their ANSI device numbers. It discusses several protective functions in detail, including instantaneous overcurrent (50), time overcurrent (51), and coordination between protective devices using time-current curves. Coordination is important to achieve selectivity while ensuring faults are cleared.
- Author
- john george
- Language
- EN