西门子F30001功率单元过电流分析西门子S120功率模块，电机模块，电源模块，逆变模块上电就显示或启动运行故障显示F30001功率单元：过电流6SL3120-1TE23-0AA36SL3121-1TE23-0AA36SL3126-1TE23-0AA36SL3120-1TE23-0AA46SL3121-1TE23-0AA46SL3126-1TE23-0AA46SE7024-7ES87-1FE06SL3120-1TE24-5AA46SL3121-1TE24-5AA46SL3126-1TE