IEEE 433-2022
$30.33
IEEE Recommended Practice for Insulation Testing of AC Electric Machinery with High Voltage Rating up to 30 kV at Very Low Frequency
| Published By | Publication Date | Number of Pages |
| IEEE | 2022 | 30 |
Revision Standard – Active. Described in this recommended practice are very low frequency withstand and diagnostic tests that are performed on the stator windings of ac electric machines.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 1 | IEEE Std 433™-2022 Front cover |
| 2 | Title page |
| 4 | Important Notices and Disclaimers Concerning IEEE Standards Documents |
| 8 | Participants |
| 9 | Introduction |
| 11 | Contents |
| 12 | 1. Overview 1.1 Scope 1.2 Purpose 1.3 Background |
| 13 | 1.4 Word usage 2. Normative references |
| 14 | 3. Definitions |
| 15 | 4. Preparations for test 4.1 General |
| 16 | 4.2 Air-cooled machines 4.3 Hydrogen-cooled machines |
| 17 | 4.4 Liquid-cooled stator (armature) windings 4.5 Oil-cooled machines 4.6 Isolation of the winding from cables and auxiliary equipment 4.7 Sectionalizing the winding |
| 18 | 4.8 Equipment clearances and area isolation 4.9 Grounding precautions 5. General test considerations 5.1 Possibility of failure to pass test |
| 19 | 5.2 Condition of winding 5.3 Test voltage determination 6. Test equipment 6.1 Equipment specifications |
| 20 | 6.2 Instrumentation 6.3 Protection of equipment and test specimen 6.4 Power source to the very low frequency test equipment 6.5 Operation check 6.6 Ground connections |
| 21 | 6.7 High-voltage test connections 7. Test procedure 7.1 Overpotential tests 7.2 Diagnostic tests 8. Test results 8.1 Interpretation 8.2 Suggested test record |
| 22 | 8.3 Record comments regarding |
| 23 | Annex A (informative) Information on testing A.1 General principles of high-voltage testing A.2 Comparison of power-frequency, very low frequency, and direct-voltage testing |
| 24 | A.3 Summary of very low frequency test sources |
| 26 | A.4 Types of tests |
| 27 | A.5 Requirements of very low frequency test sets for machine insulation evaluation A.6 Factors to be considered if cos-rectangular waveform test sources are used |
| 28 | Annex B (informative) Bibliography |
| 30 | Back cover |
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