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SEL-487B

Bus Differential and Breaker Failure Relay

487B#01

  • 21-terminal bus protection
  • Overcurrent and breaker failure protection relay
  • Standard serial communications protocols and FTP, Telnet, DNP3 LAN/WAN, and IEC 61850 Edition 2
  • Ethernet card with two 10/100BASE-T connectors
  • 7U chassis
  • Front panel with 16 target LEDs and 8 operator control pushbuttons
  • One extra I/O board with high-speed contact outputs
Power Supply 48–125 Vdc or 110–120 Vac125–250 Vdc or 110–240 Vac
Secondary Voltage and Current Inputs 300 V phase-neutral maximum (wye), 1 A phase300 V phase-neutral maximum (wye), 5 A phase300 V phase-neutral maximum (wye), 1 A phase300 V phase-neutral maximum (wye), 5 A phase
Configuration Number 487B#0104 487B#0102 487B#0103 487B#0101
Typically Ships In 5 Days 5 Days 5 Days 5 Days
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