SRPS EN 16839:2025

Railway applications - Rolling stock - Head stock layout

Scope

This document is applicable to vehicles equipped with buffers and screw coupling systems.
In order to allow operation and coupling of trainsets or vehicles, this document specifies the
defined free space for the shunter called the "Berne rectangle" and the necessary free space for
the installation of the rescue coupler.
This document specifies the location, fixing and free spaces on the headstock of:
- buffers;
- screw coupling systems;
- end cocks;
- pneumatic half couplings;
- connections for electric cables.
It also specifies the calculation of the width of the buffer heads.
Unless otherwise displayed, all dimensions given in this document are nominal values.

Related directives

NOTE: If the word "harmonized" (marked in green) is not found in the field with the name of the directive, it means that the European standard is not cited in the OJEU.