REX615 IEC 61850 9-2LE Protocol Implementation eXtra Information for Testing (PIXIT) - Arc protection - Back-up protection - Bay control and measurement - Busbar differential protection (high impedance) - Busbar protection (voltage and frequency) - Capacitor bank protection - Feeder protection - Generator protection - Grid automation - Interconnection protection - Line differential protection - Merging unit - Motor protection - Power management/Load shedding - Transformer protection - 2 winding - Voltage regulation - IEC 61850 Conformance Documents - REX615 Protection and control - PCL1 - ANSI