TNSusoro atọ n'usoro elu nkenke akpaka voltaji regulator na-ejikọta na TND (SVC) otu agba elu precisiorautomatic voltaji regulator, Atọ n'ụzọ na-agbanwe n'otu n'otu na-ekwe nkwa guzosie ike voltaji na kwa oge, The na-abata powerof netwọk bụ atọ n'ụzọ anọ wires usoro, starlike (Y) njikọ, mmepụta ike nwere ike mere na atọ n'ụzọ anọ wires oithree nkeji oge na-egosi na wires atọ ugbu a wires oithree nkeji oge na-egosi na wires atọ nke ugbu a outine vollage nke kwa nkeji site aswitch & a voltaji mita mgbanwe.