IEEE 957 1995
$58.50
IEEE Guide for Cleaning Insulators
Published By | Publication Date | Number of Pages |
IEEE | 1995 | 61 |
Revision Standard – Inactive – Superseded. Superseded by 957-2005 Procedures for cleaning contaminated electrical insulators (excluding nuclear, toxic, and hazardous chemical contaminants) of all types, using various equipment and techniques, are provided.
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | Title Page |
3 | Introduction Participants |
5 | CONTENTS |
7 | 1. Overview 1.1 Scope 1.2 Purpose 2. References |
8 | 3. Definitions 3.1 Terms 3.2 Acronyms and symbols |
9 | 4. Application 5. Methods 5.1 Energized |
13 | 5.2 De-energized |
14 | 6. Cleaning equipment 6.1 High-presure water equipment |
20 | 6.2 Low-pressure water 6.3 Compressed air—dry type cleaner |
21 | 6.4 Helicopters 6.5 Medium-pressure water |
22 | 6.6 Fixed spray 7. Types of contaminant |
23 | 7.1 Salt 7.2 Cement/lime 7.3 Dust |
24 | 7.4 Defecation 7.5 Chemical 7.6 Smog (vehicular emission) 7.7 Cooling tower effluent 7.8 Smoke |
25 | 8. Technical considerations for energized cleaning with water 8.1 Leakage current |
29 | 8.2 Tests in grounded environments |
31 | 8.3 Fixed nozzle |
33 | 8.4 Helicopter mounted nozzle |
35 | 9. Insulators to be cleaned 9.1 Introduction 9.2 Transmission line insulators |
38 | 9.3 Station equipment |
39 | 9.4 Distribution line equipment 9.5 Large diameter equipment 10. Techniques 10.1 Energized |
41 | 10.2 De-energized |
42 | 10.3 Results 10.4 Frequency of cleaning 11. Safety 11.1 Individual company standards/rules |
43 | 11.2 General industry practices |
46 | 11.3 Equipment 11.4 Public 12. Public relations 13. Limitations 14. Greased insulator cleaning |
47 | 15. Individual company practices 15.1 East coast utility |
49 | 15.2 West coast utility |
53 | 16. Bibliography |
54 | Annex—Maintenance of insulators after cleaning |