IEEE C57.157-2015
Current
The latest, up-to-date edition.
IEEE Guide for Conducting Functional Life Tests on Switch Contacts Used in Insulating Liquid--Immersed Transformers
Hardcopy , PDF
English
20-11-2015
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1 Overview
2 Normative references
3 Definitions
4 Background
5 General test setup
6 Test procedure
7 Test data recording
8 Pass/fail criteria
Annex A (informative) - Bibliography
Annex B (informative) - Contact aging
phenomenon in insulating liquid
This guide is intended for use in establishing a methodology to evaluate expected long-term performance of infrequently operated switch contacts used within insulating liquid–immersed transformers.
| Committee |
Transformers
|
| DocumentType |
Guide
|
| ISBN |
978-1-5044-0064-0
|
| Pages |
26
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Current
|
| IEEE 1276-2020 | IEEE Guide for the Application of High-Temperature Insulation Materials in Liquid-Immersed Distribution, Power, and Regulating Transformers |
| IEEE C57.91-2011 REDLINE | IEEE Guide for Loading Mineral-Oil-Immersed Transformers and Step-Voltage Regulators |
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