| BRAND | Sel |
| Product | 0311L7JCC425525XX |
| Description | SEL-311L-1, -7 Line Current Differential System |
| Internal code | IMP4736658 |
| Technical specification | Firmware -- Standard with Improved Functions, Single-Pole Differential, and Single-Pole Zone 1 Distance Backup Protection Mounting -- 4U Horizontal Rack Mount Line Current Differential Communications Channel X; Channel Y -- 850nm IEEE C37.94 Fiber: 850nm IEEE C37.94 Fiber Power Supply -- 125/250 Vdc or Vac Secondary Input Voltage -- Wye-Connected Va, Vb, and Vc (150 Vac Maximum Phase-Neutral; channel Vs also rated to 150 Vac) Secondary Input Current -- 5 Amp Phase and 5 Amp Polarizing Current Input Control Input Voltage -- 220 Vdc I/O Board -- 8 Inputs, 12 Standard Outputs Communications Protocol -- Standard Serial Protocols, Serial DNP3 with Two 100BASE-FX Ethernet Ports and IEC 61850 Conformal Coat -- None |
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