Protection Functions

Overcurrent, directional overcurrent, ground-fault, displacement voltage, intermittent ground fault, high-impedance restricted ground fault, motor and overload protection, temperature monitoring, voltage/frequency protection, rate-of-frequency-change, power protection, breaker failure, negative-sequence, phase-sequence monitoring, synchro-check, fault locator, lockout, auto-reclosure

Control & Logic:

Control of circuit-breakers and isolators, visualization of switch positions, operation via keyboard, binary inputs, DIGSI 4 or SCADA, user-defined logic (CFC)

Monitoring:

Measurement of V, I, f, energy metering (Wp, Wq), breaker wear, trip circuit, fuse failure, oscillographic fault records (8), motor statistics

Communication:

IEC 60870-5-103, IEC 61850, Modbus RTU, DNP3, RSTP Ethernet, USB for DIGSI 4, IRIG B & DCF77 synchronization

Hardware:

4 CT, 4 VT, 16/22/36 binary inputs, 7/10/23 outputs, spring terminals, graphic or 8-line display

Languages Supported: English, Spanish, Russian, Polish, Turkish

Key Benefits:

Unified protection, control, measurement, and automation; reliable DIGSI 4 configuration; proven performance worldwide; industry standard in digital protection