The influence of process overcurrent different multiplicity damage the copper conductor under an AC voltage of 220 V. An analysis of metallographic sections of melted copper wires, resulting from over-current flow through the conductor. Identified and described the features formed in the copper conductor with current overload.
forensic fire expert, overcurrent, metallographic analysis, melting, copper, wiring
1. Smelkov G.I. Pozharnaya opasnost' elektroprovodok pri avariynyh rezhimah. M.: Energoatomizdat, 1984. 184 s.
2. Diagnostika prichin razrusheniya metallicheskih provodnikov, iz'yatyh s mest pozharov: metod. rekomendacii / A.I. Kolmakov [i dr.]. M.: EKC MVD RF, 1992. 32 s.
3. Smelkov G.I., Aleksandrov A.A., Pehotikov V.A. Metody opredeleniya prichastnosti k pozharam avariynyh rezhimov v elektrotehnicheskih ustroystvah. M.: Stroyizdat, 1980. 59 s.
4. Ekspertnoe issledovanie metallicheskih izdeliy (po delam o pozharah): ucheb. posobie / N.M. Granenkov [i dr.]. M.: EKC MVD RF, 1994.
5. Mokryak A.Yu., Cheshko I.D., Pen'kov V.V. Morfologicheskiy analiz mednyh provodnikov, podvergshihsya vozdeystviyu tokovoy peregruzki, pri ekspertize pozharov // Problemy upravleniya riskami v tehnosfere. 2014. № 4 (32).