MITSUBISHI Electric, Japan, has launched a 1.5kV dc traction inverter system which incorporates what it claims to be the world's first all-silicon carbide (SiC) power modules made with SiC transistors and SiC diodes.
JAPAN's Mitsubishi Electric Corporation says it has installed the world's first auxiliary power supply system incorporating silicon carbide power modules in a series-production train.
THE first 6.7km section of the Bangalore metro was officially opened today by India's minister for urban development Mr S K Nath and the chief minister Karnataka state Mr S Gowd.