1984～⚡Kintetsu 1421 VVVF departure in Osaka Japan.＃ 413

Japan’s first 1500V-VVVF of New vehicle. 1421+1521. 1M1T.

🔴＜Nobel Design Award＞
0:09～0:11 Relief of VVVF.
This relief exists only 1421+1521.