html{display:none} Popular Configuration | Schweitzer Engineering Laboratories

SEL-787-2/-3/-4

Transformer Protection Relay

787#31

  • Three-terminal current differential
  • Three 5 A phase current, one 5 A neutral current for restricted earth fault (REF)
  • Three 300 Vac voltage inputs
  • Power supply: 110/250 Vdc or 110/240 Vac
  • 125 Vdc/Vac digital input
  • Dual 10/100BASE-T Ethernet and EIA-232
  • Protocols include: Mirrored Bits communications, Modbus RTU, DNP3, and IEC 61850
  • Fast high-current interrupting digital output
Current Inputs 5 A phase/5 A neutral1 A phase/1 A neutral
Configuration Number 787#3101 787#3102
Typically Ships In 2 Days 5 Days
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