SN EN 60662 : 1993 AMD 10 1997

Section One - General
1. Scope
2. General
3. Definitions
4. Lamp marking
5. Lamp dimensions
6. Caps
7. Test requirements for lamp starting, warm-up and
     electrical characteristics
7.1 Lamp starting test
7.2 Lamp warm-up test
7.3 Ageing
7.4 Lamp electrical characteristics
7.5 Extinguishing voltage test
8. Information for ballast and ignitor design
8.1 Open circuit voltage
8.2 European starting pulse characteristics
8.3 North American starting pulse characteristics
8.4 Lamp warm-up current
8.5 Current crest factor
8.6 Lamp operating limits for the information of ballast
     designers
9. Information for luminaire design
9.1 Voltage increase at lamp terminals
9.2 Lamp envelope temperatures
9.3 Maximum cap temperatures
10. Maximum lamp outlines
11. Numbering system for lamp data sheets
Appendices
A. Waveshape of voltage pulse for lamp-starting test
B. Schematic drawings for location of lamp dimensions
C. Guide for determining quadrilateral diagrams
D. Measurement of the pulse heights for lamps with
     internal starters
E. Measurement of voltage increase at lamp terminals for
     luminaire design
F. HPS lamp drop-out voltage measurement procedure
Section Two - Lamp data sheets
12. List of specific lamp types included in this
     publication
Section Three - Maximum lamp outlines

Specifies the characteristics of high-pressure sodium vapour lamps necessary to ensure interchangeability and safety together with procedures and test conditions. Specifies the lamp dimensions, electrical characteristics for lamp starting and operation together with information for ignitor, ballast and luminaire design purposes. Coverage includes definitions, caps, maximum lamp outlines, and numbering system for lamp data sheets. Also includes detailed appendices.