Preface 

This is the first edition of CSA TS-602, Railway application — Rolling stock — Onboard lithium-ion traction batteries . This Technical Specification (herein referred to as "this Document") is not a consensus product; that is, it is not a Standard and it has not been formally approved by a CSA Technical Committee. This Document is intended to be used in conjunction with IEC 62928 (first edition, 2017-12), Railway applications — Rolling stock — Onboard lithium-ion traction batteries. The North American deviations in this Document are intended to a) correct inaccuracies; b) replace references to ISO and IEC Standards with references to Canadian and U.S. Standards, where applicable; and c) provide guidance to reflect North American freight rail environmental and operating conditions. CSA Group acknowledges that the development of this Document was made possible, in part, by the financial support of Transport Canada. CSA Group acknowledges that the development of this Document was made possible, in part, by the financial support of CPKC. This Document is considered suitable for use for conformity assessment within the stated scope of the document. This Document was prepared and reviewed for use in Canada and the U.S. by the CSA Task Force on Onboard Traction Batteries for Rolling Stock. North American deviations Introduction [Add the following] This Document was established on the basis of the first edition (2017) of IEC 62928. The North American deviations in this Document are intended to replace, add, or delete terminology, requirements, or explanatory information in IEC 62928 to meet North American requirements. Where a deviation is not noted in this Document for a specific IEC 62928 clause, the intention is to adhere to IEC 62928 for the respective clause.