• Basic IED functions

– Self supervision with internal event list

– Time synchronization (TIME)

– Parameter setting groups

– Test mode functionality (TEST)

– Change lock function

– IED identifiers

– Rated system frequency

• Hardware

– Power supply module (PSM)

– Binary input module (BIM)

– Binary output module (BOM)

– Binary in/out module (IOM)

– mA input module (MIM)

– Transformer input module, standard compression connection terminals (TRM)

– Optical ethernet module (OEM)

– SPA/LON/IEC module (SLM)

– Line data communication module (LDCM)

– GPS time synchronization module (GSM)

• Accessories

– GPS antenna, including mounting kit

– External interface converter from C37.94 to G703

– High impedance resistor unit

– Test switch module RTXP24

– On/off switch