damaged scorched commutator due to short circuit in rotor winding of dc electric motor

16x9 background black blur broken burned charred circuit closeup coil commutator component copper damaged dark detail device disassembled disposal electric electrical electricity electro electromagnetic electromechanics electromotor electronic electrotechnics electrotechnology engine engineering ferromagnetic gray grid hole induction industry inside laminations machine magnet material mechanical mechanism mesh metal motor net netting nobody part pattern power recycle red repair replace replacement rotor scorched service shaft sheet short steel technology transformer waste white winding wire