摘要
简要阐述了一种新型直流牵引电动机自动保护装置,该装置实现了DF4、DF8、DF8B及DF11型机车牵引电动机过流故障或接地故障的自动保护功能,同时不影响其他电机正常运行。
The paper briefly described the new auto-protection device for DC traction motor. The device realizes the auto-protection function when traction motor's overcurrent fault and ground fault occurred in DF4, DF8, DF8B and DF11 locomotive, without affecting other motor's normal operation.
出处
《铁道机车与动车》
2013年第12期46-48,60,共3页
Railway Locomotive and Motor Car
