IEC 62973-4 pdf – Railway applications – Rolling stock – Batteries for auxiliary power supply systems – Part 4: Secondary sealed nickel-metal hydride batteries

IEC 62973-4 pdf – Railway applications – Rolling stock – Batteries for auxiliary power supply systems – Part 4: Secondary sealed nickel-metal hydride batteries 1 Scope This part of lEC 62973 applies to secondary sealed nickel-metal hydride battery technologiesfor auxiliary power supply systems used on rolling stock. This document specifies the requirements of the characteristics and tests for the sealednickel-metal...