- Standard No.
- QB/T 4439-2012
- Language
- Chinese, Available in English version
- Release Date
- 2012
- Published By
- Professional Standard - Light Industry
- Latest
-
QB/T 4439-2012
- Replace
-
QB/T 3743-1999
- Scope
- This standard specifies the terms and definitions, general requirements and technical requirements for vertical approach lights used in the approach area of civil airports. This standard applies to lamps using halogen light sources. This standard does not apply to lamps using LED light sources.
QB/T 4439-2012 Referenced Document
QB/T 4439-2012 history
QB/T 4439-2012 Approach lights for civil airport has been changed from QB/T 3743-1999 Specifications for airport light fixtures.General requirements.