BS 7173(1989) : 1989 AMD 10815

Committees responsible
National foreword
Foreword
1 Scope
2 Definitions
3 General requirements and general test requirements
4 Marking
5 Interchangeability
6 Protection against electric shock
7 Insulation resistance and electric strength after
      humidity treatment
8 Mechanical strength
9 Cap temperature rise
10 Resistance to heat
11 Resistance to flame and ignition
12 Fault conditions
Annex ZA (normative) Other international publications quoted
                     in this standard with the references
                     of the relevant European publications
Figure 1 - Standard test finger
Figure 2 - Holder for torsion test on lamps with screw caps
Figure 3 - Holder for torsion test on lamps with bayonet caps
Figure 4 - Ball-pressure apparatus
Table I - Interchangeability gauges and lamp cap dimensions