Failure of high performance planté batteries (LM region electrified routes) (TN-LON-003)

1. INTRODUCTION 1.1 In November 1963 the first orders for a series of switch-closing (S.C. batteries, for the L.M. Region A.C. electrification were placed with Tungstone Batteries Limited (Market Harborough). Each battery consisted of 55 High Performance Planté cells of 45 or 60 A h capacity depending on...