National foreword
Committees responsible
Section one - General
1. Scope
2. Conditions in normal service
Section two - Definitions
3. Electrical characteristics
4. Fuses and their component parts
5. Additional terms
Section three - Ratings and standard conditions of use
and behaviour
6. Ratings
7. Standard conditions of use and behaviour
Section four - Type tests
8. Conditions for making the tests
9. List of type tests
10. Common test practices for all type tests
11. Dielectric tests
12. Temperature-rise tests
13. Breaking tests
14. Tests for time-current characteristics
15. Oil-tightness tests
16. Tests of strikers
Section five - Special tests
17. Conditions for making the tests
Section six - Specifications for current-limiting fuses
18. List of ratings and characteristics
19. Identifying markings
Section seven - Application guide
20. Object
21. General
22. Application
23. Operation
Appendices
A. Method of drawing the envelope of the prospective
transient recovery voltage of a circuit and
determining the representative parameters
B. Reasons which led to the choice of T.R.V. values
for test duties 1, 2 and 3
C. Preferred arrangements for temperature-rise tests
of oil-tight fuse-links for switchgear
D. Types and dimensions of current-limiting fuse-links
specified in existing national standards
E. Two power-factors method for test duty 3
(alternative b)
Z. Cross references between the dimensional fuse
reference letters in BS 2692: Part 1: 1975 and the
dimensional data in this edition of BS 2692: Part 1
Figures