Protocol Implementation Extra Information for Testing (PIXIT) for the IEC 61850 interface in SSC600 - Arc protection - Bay control and measurement - Motor protection - Transformer protection - 2 winding - Busbar differential protection (low impedance) - Feeder protection - Voltage regulation - Busbar protection (voltage and frequency) - Capacitor bank protection - Interconnection protection - Power management/Load shedding - Back-up protection - IEC 61850 Conformance Documents - SSC600 Smart substation control and protection - 1.5 - IEC