Unsupported analog values - Arc protection - Bay control and measurement - Merging unit - Transformer protection - 2 winding - Feeder protection - Voltage regulation - Capacitor bank protection - Busbar differential protection (high impedance) - Back-up protection - Motor protection - Busbar protection (voltage and frequency) - Interconnection protection - Power management/Load shedding - IEC 60870-5-103 Communication Manual - 620 series Relion Protection and Control - 2.0 FP1 IEC - IEC - 17.02.2023

The IEC 60870-5-103 protocol does not support the transmission of counters or integrated totals meaning cumulative values such as energy values. The IEC Technical Committee 57 has defined the companion standard IEC 60870-5-102 for this purpose.