OREANDA-NEWS. September 11, 2007. JSC “IDGC of Center” plans to spent over 588,9 mln rubles for overhaul of power grid units of RGC, including 80,3 mln rubles for overhaul of 35-110 kV power lines, 93,2 mln rubles for overhaul of 350110 kV substations equipment, 250,9 mln rubles for overhaul of 0,4-20 kV power lines, 73,5 mln rubles for overhaul of 6-110 kV aerial lines vegetation clearing.

2 578,22 km of 35-110 kV aerial lines were repaired, 132 35-110 kV substations were reconstructed, the complete repair of 35,8 MVA transformers was finished for 7 months of 2007. Also, 8956, 15 km of 0,4-10 kV grids, 3170 6-10,4 kV transformer substations were . It should be noticed that, this year the multimeter method is applied in the overhaul.

The special attention is paid to vegetation clearing the aerial lines, as the increase of power supply reliability is the priority target, and accidents analysis for the last years shows that the major number of power shut downs was caused by vegetation. 3117,7 ha of 35-110 kV aerial lines and 3361,29 ha of 6-10 kV were cleared in the last 7 months of 2007.