Click here to read how a Tecnivel/Charnvel 3 panel changeover board saved the day. Orignally installed in 2003 at Lewisham, the changeover board was later decomissioned yet proved its worth as an emergency replacement due to the catastrophic failure of an Allen West LVAC board.

Over the past few years Charnvel Ltd have supplied many more changeover panels of this design to various areas of the rail system.