SN EN 50206-2 : 1999

      Foreword
      Introduction
1 Scope
2 Normative references
3 Definitions
      3.1 General
      3.2 Design
      3.3 General characteristics
4 Technical requirements
      4.1 Gauge
      4.2 Extension of the pantographs
      4.3 Electric values
      4.4 Static force tolerances
      4.5 Transverse rigidity
      4.6 Collector head
      4.7 Operating system
      4.8 Automatic dropping device (ADD)
      4.9 Pantograph mass and force on the roof
      4.10 Protection against corrosion
5 Marking
6 Tests
      6.1 Categories of tests
      6.2 General tests
      6.3 Operating tests
      6.4 Endurance tests
      6.5 Resistance to shocks (supplementary
             type test)
      6.6 Transverse rigidity test (type test)
      6.7 Air tightness tests
      6.8 Measurement of degrees of freedom
             of collector head (routine test)
      6.9 Current collection tests (combined test)
      6.10 Heating tests
7 Inspection plan
8 Reliability
      8.1 Specification
      8.2 In-service reliability demonstration
9 Maintenance
      9.1 Structure
      9.2 Collector head structure
      9.3 Maintainability
10 Electromagnetic compatibility
Annex A (normative) Pantography terminology
Annex B (normative) Static force tolerances
Annex C (normative) List of tests
Annex D (informative) Items to be specified in customer
                      specifications

Specifies the general assembly characteristics, applicable to pantographs, enabling current collection from the overhead line system. Test procedures for pantographs are also specified. Excludes pantograph dielectric tests carried out on the pantograph installed on the vehicle roof.