IEEE C57.109 1985
$23.29
IEEE Guide for Transformer Through-Fault-Current Duration
Published By | Publication Date | Number of Pages |
IEEE | 1985 | 10 |
New IEEE Standard – Inactive – Superseded.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 |