Train encountered power fault at Rear M2car while arriving station. Reset - ok. Fault recurred depa rting JUR2. Unable to reset at CNG2 and LKS2. TC feedback sl ow powering ~~~~~ Train encountered power fault at Rear M2  FAULT:#2522 POWER FAULT. ACTION: CHECKED #2522 FAULT DUPLICATE DURING DEPOT SHUNTING.DOWNLOAD FAULT CODE:820,821(INVERTER 1&2 FAIL TO DELIVER POWER) ,136(PROPULSION EARTH FAULT)122(PROPULSION OVER CURRENT OF INV.1).CHECKE CONDUCTIVITY TERMI LS M25,M26,M27,VALUE 281K-OHM.CHECKED CONDUCTIVITY CABLE M25,M26,M27 FOR MOTOR 1&MOTOR 2+160 OHM SUSPECT MOTOR 1 & 2 SHORTED TO GROUND.CHECKED CONDUCTIVITY TERMI LS M35,M36,M37.VALUE 260K-OHM.CHECKED CONDUCTIVITY TERMI L M29 VALUE 327K-OHM,M39 VALUE 308K-OHM.CHECKED CONDUCTIVITY CABLE M29&M39=OL.RAISE NOTIFICATION FOR #2522 MOTOR 1&2 C/OUTAKHBAR/GANESEN,27/7/20. NOTIFICATION NO:2183321