SN EN 50123-6 : 2003

1 Scope
2 Normative references
3 Definitions
4 Service requirements
5 Characteristics of the assemblies
6 Construction characteristics
  6.1 General
  6.2 Insulation requirements
  6.3 Primary connections
  6.4 Location of the primary connections
  6.5 Earthing
  6.6 Degree of protection and internal fault
  6.7 Covers and doors
  6.8 Inspection windows
  6.9 Ventilating openings
  6.10 Partitions and shutters
  6.11 Interlocks
  6.12 Temperature-rises
  6.13 Dielectric strength
  6.14 Painting and finishing
  6.15 Noise emission
  6.16 Cooling and heating
  6.17 Operating temperature of auxiliary and control
       equipment
7 Information and marking
  7.1 Information
  7.2 Marking
8 Tests
  8.1 General
  8.2 List of the applicable tests
  8.3 Performance of tests
Annex A (informative) Information required
  A.1 General
  A.2 Procurement specification
  A.3 Manufacturer's tender specification
  A.4 Information and data to be supplied by the
       manufacturer during the delivery stage
Figures
Tables

Defines d.c. metal-enclosed and non metallic enclosed switchgear assemblies used in indoor stationary installations of traction systems, with nominal voltage not exceeding 3000 V.