Reaffirmed 2008. This standard is intended to aid the electric power industry in reporting and analyzing outage occurrences of transmission facilities. Use of systematic, precise definitions, which is essential for meaningful exchange of data, is promoted. The outage definitions and indices are intended for use in system planning models, operations and maintenance planning, and system design. The ...
IEEE Std 859-1987 history
2019IEEE Std 859-2018 IEEE Standard Terms for Reporting and Analyzing Outage Occurrences and Outage States of Electrical Transmission Facilities
1988IEEE Std 859-1987 IEEE Standard Terms for Reporting and Analyzing Outage Occurrences and Outage States of Electrical Transmission Facilities