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IEEE DRAFT C37.90.1 : D6 2000

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

DRAFT STANDARD SURGE WITHSTAND CAPABILITY (SWC)

Superseded date

05-31-2002

Published date

01-12-2013

1 Overview
      1.1 Scope
      1.2 Purpose
2 Definitions
3 Test wave shapes
      3.1 Oscillatory Waveform
      3.2 Fast transient test waveform
4 Test generator characteristics
      4.1 Oscillatory SWC test
      4.2 Fast transient SWC test
      4.3 Common characteristics for all SWC test
             generators
      4.4 Verification of test generator characteristics
5 Equipment to be tested
      5.1 Test intent
      5.2 System
      5.3 Application
      5.4 Protective relay communications equipment
      5.5 Test Points
6 Application of test wave
      6.1 External connection groups
      6.2 Point of application of tests
      6.3 Conditions of test
7 Test procedures
      7.1 Test types
      7.2 Common mode tests
      7.3 Transverse mode tests
8 Criteria for acceptance
      8.1 Application of criteria
      8.2 Conditions to be met
      8.3 Equipment functioning
      8.4 Exceptions
9 Test records
Annex A (normative) Verification of test generator
                    characteristics
      A.1 - Measuring system requirements
      A.2 - SWC waveform validity tests
      A.3 - SWC test generator performance verification
      A.4 - Alternative voltage measuring scheme
Annex B (informative) Test waveform delivery
      B.1 - Waveform delivery principles
      B.2 - Verification of the waveform delivery system
            characteristics
Annex C (informative) Balanced/unbalanced transformer
                      impedance matching network examples
      C.1 - Introduction
      C.2 - Balanced/Unbalanced transmission line transformer
      C.3 - Transmission line based impedance matching
            transformer
Annex D (informative) Communication interface equipment and
                      communication system equipment
Annex E (informative) Comparison with IEC standard 60255-22-1
                      1988 and 60255-22-4 1992
      E.1 - Severity classes
      E.2 - Application of test
      E.3 - Current input circuits
      E.4 - Maximum test lead length
      E.5 - Coupling network
      E.6 - Acceptance criteria

Describes design tests for relays and relay systems relative to the immunity of this equipment to repetitive electrical transients. Two types of tests are specified.

DocumentType
Draft
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy

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