| Protection Functions |
Generator differential (87G), stator ground fault (59N/64G), loss of field (40), out-of-step (78), reverse power (32), negative sequence overcurrent (46), over/under frequency (81O/U), voltage restraint overcurrent (51V), breaker failure (50BF), accidental energization (50/27), thermal overload (49), synchrocheck (25), field ground fault (64F), 100% stator ground (64G-100), RTD thermal (49RTD) |
| Measurement Capabilities |
Current, voltage, power, frequency, power factor, reactive power; supports 3-phase current/voltage inputs, neutral current, field current; harmonic analysis up to 63rd order; 12 RTD inputs (PT100, NI120, etc.) |
| Binary Inputs/Outputs |
48 binary inputs (configurable thresholds), 32 output contacts (latching and form-C) |
| Communication Interfaces |
4x Ethernet ports (IEC 61850, DNP3, Modbus TCP), 2x serial ports (RS-485, IEC 60870-5-103), IRIG-B time synchronization, redundant fiber-optic Ethernet option, IEC 61850-9-2 Process Bus support |
| Power Supply |
125–250 V DC / 100–240 V AC (high-voltage range) |
| Display |
Enhanced graphical color LCD (320 x 240 pixels) with multilingual support and 16 programmable LEDs |
| Event Recording |
1024 events with 1 ms resolution; oscillography up to 64 samples/cycle, 32 records (configurable length) |
| Metering Accuracy |
ANSI C12.20 Class 0.2 (energy), ±0.1% (power, current, voltage), ±0.2% (frequency), ±1°C (RTD) |
| Operating Temperature Range |
-40°C to +85°C |
| Humidity |
5% to 95% non-condensing |
| Dimensions |
19" rack mount (6U height): 177 mm x 483 mm x 220 mm (H x W x D) |
| Weight |
7.5 kg |
| Mounting |
19" rack or panel mount |
| Protection Rating |
IP54 (front panel), IP20 (rear) |
| Standards Compliance |
IEC 60255, IEEE C37.102, IEEE C37.106, IEC 61850 Edition 2, IEC 61850-9-2, CE, UL, CSA, KEMA Type Tested |
