| AC Current Inputs (6 total) | 5 A Nominal 1 A Nominal |
| AC Voltage Inputs (6 total) | 300 VL-N continuous, 600 Vac for 10 seconds |
| Serial | 1 front-panel and 3 rear-panel EIA-232 serial ports 300–57,600 bps |
| Ethernet | Choose from the following port options:
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| Communications Protocols | SEL (Fast Meter, Fast Operate, and Fast SER), DNP3, FTP, IRIG-B, Telnet, SNTP, IEC 61850 edition 2, PRP, Mirrored Bits communications, and IEEE C37.118-2005 (synchrophasors). |
| Synchrophasors | IEEE C37.118 standard Up to 60 messages per second 5 independent, configurable data streams |
| Processing | AC voltage and current inputs: 8,000 samples per second Primary protection and control processing: 8 times per power system cycle |
| Power Supply | 48–125 Vdc or 110–120 Vac 125–250 Vdc or 110–240 Vac |
| Operating Temperature | −40℃ to +85℃ (−40℃ to +185℉) |