AS 1099.2.27-1988

1 - AS 1099.2.27-1988 BASIC ENVIRONMENTAL TESTING PROCEDURES FOR ELECTROTECHNOLOGY - TEST Ea: SHOCK
4 - PREFACE
5 - CONTENTS
6 - 1. Object
6 - 2. General description
7 - 3. Definitions
7 - 3.1 Fixing point
7 - 3.2 Check point
7 - 3.3 Shock severity
7 - 3.4 Velocity change
7 - 3.5 gn
7 - 4. Description of test apparatus
7 - 4.1 Required characteristics
8 - 4.1.1 Basic pulse shapes
8 - 4.1.2 Velocity change tolerances
8 - 4.1.3 Transverse motion
8 - 4.2 Measuring system
8 - 4.3 Mounting
9 - 5. Severities
9 - Acceleration and duration of the pulse
9 - 6. Pre-conditioning
9 - 7. Initial measurements
9 - 8. Conditioning
9 - 8.1 Application of shocks
10 - 8.2 Operating mode and functional monitoring
10 - 9. Recovery
10 - 10. Final measurements
10 - 11. Information to be given in the relevant specification
11 - APPENDIX A - GUIDANCE
11 - A1. Introduction
11 - A2. Applicability of test
11 - A3. Pulse shapes
12 - A4. Test severity
15 - A5. Tolerances
15 - A6. Velocity change
16 - A7. Conditioning
17 - APPENDIX B - SHOCK RESPONSE SPECTRA AND OTHER CHARACTERISTICS OF PULSE SHAPES
17 - B1. The shock response spectrum concept
18 - B2. The use of first order shock response spectra in practical cases
19 - B3. The shock response spectra of the nominal pulse shapes
19 - B4. The effect of ripple
20 - B5. Reproducing the effects of various shock pulses by a single pulse
21 - APPENDIX C - COMPARISON BETWEEN IMPACT TESTS

Test to determine the suitability of components and equipment for applications where they are subjected to non-repetitive mechanical shocks or to assess the structural integrity of the design.