NEN EN 50153 : 2014 AMD 1 2017

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
    3.1 Persons involved
    3.2 Other definitions
4 Classification of voltage bands
    4.1 General principles
    4.2 Connections between circuits
    4.3 Exceptions
5 Protective provisions against direct contact
    5.1 Protection by the use of band I
    5.2 Protection by insulation
    5.3 Protection by prevention of access
    5.4 Warning labels
6 Protective provisions against indirect contact
    6.1 General principles
    6.2 Protective bonding
    6.3 Disconnection of the supply
    6.4 Vehicle protective bonding
    6.5 Clarification and exceptions
7 Power circuit
    7.1 General principles
    7.2 Power circuit insulated from the vehicle body or
          bogie
    7.3 Power circuit using the vehicle body or bogie
8 Additional requirements
    8.1 Current collectors
    8.2 Capacitors
    8.3 Plug and socket devices
    8.4 Special sources
Annexes
A (normative) Special national conditions
B (normative) List of items where contracting parties
    shall choose either a procedure or a mechanical device
C (informative) A-deviations