20.1 Scope
20.2 Normative references
20.3 Terms and definitions
20.4 General test requirements
20.5 Classification of luminaires
20.6 Marking
20.7 Construction
20.8 Creepage distances and clearances
20.9 Provisions for earthing
20.10 Terminals
20.11 External and internal wiring
20.12 Protection against electric shock
20.13 Endurance tests and thermal tests
20.14 Resistance to dust, solid objects and moisture
20.15 Insulation resistance and electric strength
20.16 Resistance to heat, fire and tracking
Annex A (normative) - Requirements for interconnecting
connectors for use in lighting chains