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DIN EN 60068-2-27 : 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ENVIRONMENTAL TESTING - PART 2-27: TESTS - TEST EA AND GUIDANCE: SHOCK
Hardcopy
06-11-2021
English
01-01-1995
National foreword
1. Object
2. General description
3. Definitions
4. Description of test apparatus
5. Severities
6. Pre-conditioning
7. Initial measurements
8. Conditioning
9. Recovery
10. Final measurements
11. Information to be given in the relevant
specification
Appendices
A. Guidance
B. Shock response spectra and other characteristics
of pulse shapes
C. Comparison between impact tests
Tables
I. Acceleration and duration of the pulse
II. Examples of pulse shapes and test severities
typically employed for various applications
Figures
1. Final-peak saw-tooth pulse
2. Half-sine pulse
3. Trapezoidal pulse
4. Frequency characteristics of the measuring system
5. Shock response spectrum of a final-peak saw-tooth
pulse
6. Shock response spectrum of a symmetrical half-sine
pulse
7. Shock response spectrum of a symmetrical trapezoidal
pulse
8. Framework or box containing oscillatory systems of
which f1, f2 and f3 are examples of resonance
frequencies
9a. Exciting pulse
9b. Responses for f1, f2 and f3
9c. Spectra which result from an infinite number of
frequencies, with f1, f2 and f3 shown as finite
points on the continuous curves
10. Framework containing damped multi-degree-of-freedom
system
11. Shock response spectrum of a half-sine pulse with
ripple
12. Spectrum of a final-peak saw-tooth 300 m/(s squared),
18 ms pulse compared with the spectra of
200 m/(s squared) half-sine pulses with durations
between 3 ms and 20 ms
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