hierarchical level III

hierarchical level III

[‚hī·ər′ärk·ə·kəl ‚lev·əl ′thrē]
(electricity)
The level of reliability evaluation of an electric power system that is concerned with all three functional zones of the system, that is, generation, transmission, and distribution facilities.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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