BS 6737:1986

National foreword
Committees responsible
Section One - General
1.1 Scope
1.2 Definitions
1.3 Numbering system for lamp data sheets
Section Two - Sampling
2.1 Type test sample
2.2 Sampling for conformity of production check
Section Three - Requirements and test conditions
3.1 General requirements
3.2 Lamp marking
3.3 Bulbs
3.4 Lamp dimensions
3.5 Caps and bases
3.6 Colour of the bulb
3.7 Initial electrical and luminous requirements
3.8 Check on optical quality
Section Four - Conditions of compliance
4.1 Type test
4.2 Conformity of production
Section Five - Lamp data sheets
5.1 List of specific lamp types
Section Six - Requirements for standard (Etalon) lamps
6.1 General
Section Seven - Data sheets for standard (Etalon) lamps
7.1 List of specific lamp types
Appendix A - Filament shape, length and position
Appendix B - Colour
Appendix C - Test conditions for electrical and luminous
             characteristics
Appendix D - Determination of acceptability by
             assessment by variables

6 V, 12 V, 24 V lamps for use in headlamps, fog-lamps and signalling lamps for road vehicles. Technical requirements, test methods, basic interchangeability, lamp data sheets and other requirements including those for series production lamps, for type approval and for standard (étalon) lamps.