Evolutions in the Elektrovojvodina SCADA system for MV network

Electrical Distribution of Elektrovojvodina-Serbia is in a transition from its stand alone HV SCADA system to an enhanced Distribution Management System for HV and MV network. This process has started simultaneously from three directions. Paper presents overview of stated transition and detailed insight of first steps toward control and monitoring of MV (20kV) network using IEC 61870-5-101 Balanced (master-master) communication protocol over radio party line.