IEC61375 4 WTB ppt

Train Communication Network IEC 61375 - 4 Wire Train Bus This is the train bus standardized in IEC 61375 for interconnecting rail vehicles 1. Applications in rail vehicles 2. Physical layer a. Electrical RS 485 b. Middle-Distance c. Fibre Optics 3. Device Classes 4. Frames and Telegrams 5. Medium