I.S. EN 60255-21-2:1999
Current
The latest, up-to-date edition.
ELECTRICAL RELAYS - VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - SHOCK AND BUMP TESTS
Hardcopy , PDF
English
01-01-1999
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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)
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