Circuit breaker failure pro­tec­tion

Circuit breaker failure pro­tec­tion

Single-pole commands

“Logical” communication interface 1

“Logical” communication interface 2

Cur­rent transformer supervision

External device

External device

External device

Differential pro­tec­tion

Def­i­nite-time over­cur­rent pro­tec­tion

Def­i­nite-time over­cur­rent pro­tec­tion

Device

Fault data acquisition

Fault recording

Con­fig­u­rable func­tion keys

Generic Object Orientated Substation Events

IEC Generic Substation Status Events

Inverse-time over­cur­rent pro­tec­tion

Inverse-time over­cur­rent pro­tec­tion

IEC 61850 Communication

Interlocking logic

Binary input

IRIG‑B interface

LED indicators

Limit value monitoring

Limit value monitoring

Limit value monitoring

Local control panel

Programmable Logic

Programmable Logic

Main function

Measuring-circuit monitoring

Measuring-circuit monitoring

Measured data input

Measured data output

Monitoring signal recording

Overload data acquisition

Overload recording

Operating data recording

Binary and analog output

PC link

Parameter subset selection

Ground differential pro­tec­tion

Ground differential pro­tec­tion

Self-monitoring

Single-pole signals

Thermal overload pro­tec­tion

Overfluxing pro­tec­tion

Time-voltage pro­tec­tion

Over-/underfrequency pro­tec­tion