Characteristics of the Grid


Overhead lines
OHL voltage level Number of OHL Interconnection number Length (km)
400 kV 15 4 864,50
220 kV 42 10 1.520,38
110 kV 235 23 3903,75
110 kV (cable) 7 - 32,08
TOTAL: 299 37 6.320,71

Sub-stations
Type of substation Number of SS
TS 400/x kV
10
TS 220/x kV
8
TS 110/x kV
132
TS 35/x kV
4
TOTAL
150+4
Voltage level Number of SS Installed power (MVA) Number of transformers Transformers installed power (MVA)
400/x kV 10 6087,5 14 4900,0
220/x kV 8 1423,0 + 4 (MV) 14 2100,0
110/x kV 132 5126,0 + 122,5 (MV) 237 5636,50
(MV)/(MV) 4 (MV) 42,5 (MV) 31 (MV) 169,0 (MV)
UKUPNO: 150 + 4 (MV) 12636,5 + 169,0 (MV)  265 + 31 (MV) 12636,5 + 169,0 (MV)