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IEEE C57.109 1985

$23.29

IEEE Guide for Transformer Through-Fault-Current Duration

Published By Publication Date Number of Pages
IEEE 1985 10
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New IEEE Standard – Inactive – Superseded. Recommendations believed essential for the application of overcurrent protective devices applied to limit the exposure time of transformers to short circuit current are set forth. Transformer coordination curves are presented for four categories of transformers. There is no intent to imply overload capability.

PDF Catalog

PDF Pages PDF Title
5 1 Scope
2 Purpose
3 General
4 References
6 5 Transformer Coordination Curves
5.1 Category I Transformers
Fig 1 Category I Transformers
7 52 Category 11 Transformers
Fig 2 Category 11 Transformers
8 53 Category III Transformers
Fig 3 Category III Transformers
9 5.4 Category IV Transformers
5.5 Recommended Duration Limit Summary
Fig 4 Category IV Transformers
10 Minimum Nameplate Kilovoltamperes
IEEE C57.109 1985
$23.29