BS IEC 61124:1997

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 Symbols
5 Nature of requirement and area of application
6 General test procedure
7 Sequential test plans
8 Time/failure terminated test plans
9 Calendar time/failure terminated test plans for
    non-repaired/non-replaced items
10 Presentation of results
Annexes
A Tables and graphs for sequential test plans
    (see clause 7)
B Graphs for fixed time/failure terminated test plans
    (see 8.1)
C Graphs for alternative time/failure terminated test
    plans (see clause 7)
D Examples and mathematical reference for sequential test
    plans (see clause 7)
E Examples and mathematical reference for time/failure
    terminated test plans (see 8.1)
F Examples and mathematical reference for the design of
    alternative time/failure terminated test plans (see 8.2)
G Examples and mathematical reference for the calendar
    time terminated test plans (see clause 9)
Tables
1 Overview of the sequential test plans given in annex A
2 Fixed time/failure terminated test plans
Figures
1 Example of calculation of T* for one repaired item
2 Example of calculation of T* for four repaired items
3 Example of calculation of T* for five non-repaired
    items

Defines procedures for testing whether an observed value of failure rate, failure intensity, mean time to failure or mean operating time between failures complies with a defined requirement.