Amendment

NEK EN 50152-3-1:2017/A1:2025

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Note: This standard has a new edition: NEK EN 50152-3-1:2017

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Abstract

This European Standard is applicable to new low voltage devices for measurement, control and protection which are:— for indoor or outdoor fixed installations in traction systems, and— operated in conjunction with high voltage equipment with an a.c. line voltage and frequency as specified in EN 50163.This European Standard also applies to measurement, control and protective devices other than low voltage devices and not covered by a specific railway product standard as far as reasonably possible. Requirements of this document prevail.Scope of amendmentImplementation of 2 technical changes:— Modification of subclause 5.4, second item in list of protection functions.— Aligning the value for short-circuit current of 50 Hz traction systems given in Annex A subclause A.2.1 ‘Line testing – General’ with EN 50388-1:2022 Table 7

Document information

  • Amendment from NEK
  • Published:
  • Edition: 2025-12
  • Version: 1
  • Document type: NAT
  • ICS 29.130.20
  • ICS 29.280

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