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SN EN 60255-21-2 : 1995

Current

Current

The latest, up-to-date edition.

ELECTRICAL RELAYS - PART 21: VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - SECTION 2: SHOCK AND BUMP TESTS

Published date

12-01-2013

1 Scope
2 Object
3 Definitions
3.1 Shock test
3.2 Shock response test
3.3 Shock withstand test
3.4 Bump test
4 Requirements for shock and bump tests
4.1 Test apparatus and mounting
4.2 Shock test severity classes
4.3 Bump test severity classes
4.4 Recommendations for the selection of shock and
     bump test severity class
4.5 Test procedure for shock response test
4.6 Test procedure for shock withstand test and bump
     test
5 Criteria for acceptance
5.1 Acceptance criteria for shock response test
5.2 Acceptance criteria for shock withstand test and
     for bump test
Figures
Appendix A Selection criteria for shock and bump test
            parameters a) and output circuit response
            during shock response test b)

Describes vibration, shock, bump and seismic requirements applicable to electromechanical and static measuring relays and protection equipment with or without output contacts. Gives shock, response, withstand and bump tests.

DocumentType
Standard
PublisherName
Swiss Standards
Status
Current

Standards Relationship
DIN EN 60255-21-2:1996-05 Identical
IEC 60255-21-2:1988 Identical
UNE-EN 60255-21-2:1996 Identical
I.S. EN 60255-21-2:1999 Identical
EN 60255-21-2:1995 Identical
BS EN 60255-21-2:1996 Identical

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