| BRAND | Sel |
| Product | 751A51A1A0X72850301 |
| Description | Digital Protection Relay |
| Internal code | ONR164396 |
| Weight | 1 |
| Technical specification | Key: 0326 SEL-751A Feeder Protection Relay Firmware/User Interface Standard Firmware with Configurable Labels SELect Power Supply with I/O Option Slot A Power Supply 110–250 Vdc, 110–240 Vac, 50/60 Hz (SELect PSIO / 2 DI / 3 DO): 125 Vdc/Vac Digital Input SELect Processor Board Option Slot B Processor Board (SELect CPU/COM): Slot B Options Include EIA-232 Front, IRIG-B, SEL ASCII, Compressed ASCII, Fast Meter, Fast Operate, Fast Message, Mirrored Bits, and Modbus RTU SELect Ethernet/Rear Serial Options Slot B Ethernet/Rear Serial Options: Single 10/100Base-T Ethernet, EIA-485 Rear SELect Protocols Slot B Protocols: Standard SELect I/O Card Option Slot C 4 Digital Input / 4 Digital Output (SELect 4 DI / 4 DO): 125 Vdc/Vac DI, Electromechanical DO SELect I/O Card Option Slot D No Card: Empty SELect I/O Card Option Slot E 3-Phase AC Voltage, Vsync, Vbat Input (SELect 5 AVI): 300 Vac Maximum with Monitoring Package SELect I/O Card Option Slot Z 4 AC Current Input (SELect 4 ACI): 5 A Phase, 5 A Neutral Conformal Coat Conformally Coated Circuit Boards |
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