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Table 1 DSO’s energy infrastructure parameters (state on December 31, 2017)

From: Does time series analysis confirms the relationship between space weather effects and the failures of electrical grids in South Poland?

Parameter

Value

Total area

57,940 \(\mathrm{km}^{2}\)

Number of end-customer

5.5â‹…106

Transmitted energy

45 TWh

Length of the line calculated per track with connections

270,189 km

including:

 

–high voltage (HV)

11,143 km

–medium voltage (MV)

64,576 km

–low voltage (LV)

109,438 km

–branches

46,587 km

–lighting network

38,445 km

Power of transformers

35,714 MVA

Number of electricity substations

59,561 items

Number of HV station/textitMV

487 pcs.

Number of MV/LV stations

55,898 items

Number of transformers

58,611 pcs.