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IEEE C37.71-2001

$80.71

IEEE Standard for Three-Phase Manually Operated Subsurface and Vault Load-Interrupting Switches for Alternating-Current Systems

Published By Publication Date Number of Pages
IEEE 2001 29
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Revision Standard – Superseded. Requirements are given for three-phase group operated subsurface and vault load-interrupting switchgear with maximum ratings of 600 A and 38 kV, and for utilizing separable insulated connectors. Definitions are given, and service conditions and ratings are discussed.Design tests, production tests, and construction requirements are included.

PDF Catalog

PDF Pages PDF Title
1 Title Page
3 Introduction
4 Participants
5 CONTENTS
7 1. Scope
2. References
8 3. Definitions
4. Service conditions
4.1 Usual service conditions
9 4.2 Unusual service conditions
5. Ratings and test requirements
5.1 Rating information
5.2 Voltage ratings and related test requirements
5.3 Current test values
13 6. Design tests
6.1 General
14 6.2 Interrupting current tests
17 6.3 Short-time current tests
19 6.4 Insulation (dielectric) tests
21 6.5 Continuous current test
22 6.6 Mechanical operation test
23 6.7 Partial discharge (corona) level test
6.8 DC withstand test
6.9 Pressure tests
7. Production tests
24 7.1 Circuit resistance test
7.2 Sixty hertz withstand test
7.3 Leak test
7.4 Operating assurance tests
7.5 Partial discharge (corona) level tests
7.5 Partial discharge (corona) level tests
8. Conformance tests
25 8.1 Temperature measurements
8.2 Impulse withstand tests
8.3 Loop current requirement
26 9. Construction requirements
9.1 Grounding provision
9.2 Manual operating provisions
9.3 Position indicators
9.4 Insulating-medium quantity indicators
27 9.5 Drain and replacement provisions
9.6 Sampling and addition provisions
9.7 Tank construction
9.8 Terminations
9.9 Bushing designation
28 9.10 Nameplate
9.11 User identification plate
29 10. Shipping requirements
IEEE C37.71-2001
$80.71