SN EN 50311 : 2003
Current
The latest, up-to-date edition.
RAILWAY APPLICATIONS - ROLLING STOCK - D.C. SUPPLIED ELECTRONIC BALLASTS FOR LIGHTING FLUORESCENT LAMPS
01-12-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
3.1 General terms
3.2 Lamps and characteristics
4 Classification
5 Characteristics
5.1 Rated voltages
5.2 Overvoltages
5.3 Type of fluorescent lamps
6 Product information
6.1 Nature of information
6.2 Marking
6.3 Instructions for storage, installation operation and
maintenance
7 Normal service conditions
7.1 Temperature
7.2 Other conditions
8 Constructional and performance requirements
8.1 Constructional requirements
8.2 Performance requirements
8.3 Safety requirements
9 Tests
9.1 Test conditions
9.2 Kinds of tests
9.3 Verification of constructional and performance requirements
Annex A (informative) Types of lamps
Annex B (informative) Electronic ballast for lamps up to 40 W
Annex C (informative) Electronic ballast for lamps up to 40 W
Annex D (informative) Electronic ballast for lamps up to 15 W
Annex E (informative) Electronic ballast for lamps up to 10 W
Annex F (informative) Electronic ballast for lamps up to 10 W
Annex G (informative) Basic schematic diagrams
Annex H (informative) Correspondence with EN 60924 requirements
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