EN 60077-2:2017

FOREWORD
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
4 Classification
5 Characteristics
6 Product information
7 Normal service conditions
8 Constructional and performance requirements
9 Tests
Annex A (normative) - Correspondence between
        auxiliary contacts and steady states of
        switchgear
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications

NEW!IEC 60077-2:2017 is available as IEC 60077-2:2017 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC60077-2:2017 provides general rules for all electrotechnical components installed in power circuits, auxiliary circuits, control and indicating circuits, etc., on railway rolling stock. The purpose of this document is to adapt the general rules given in IEC60077-1 to all electrotechnical components for rolling stock, in order to obtain uniformity of requirements and tests for the corresponding range of components. This new edition includes the following main technical changes with regard to the previous edition: short circuit breaking capacity; rated short-time withstand current; critical currents range; specification of climatic conditions. This standard is to be read in conjunction with IEC60077-1:2017.