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

SEL-787-4X

Transformer Protection Relay

  • Four-terminal current differential protection
  • 5-inch color touchscreen display with 8 pushbuttons
  • Power supply: 110–250 Vdc or 110–240 Vac
  • 125 Vdc/Vac digital input (DI)
  • Standard ports plus dual 10/100BASE-T Ethernet and EIA-232 rear
  • Advanced communication protocols, including IEC 61850 Edition 2
  • 4 fast high-current-interrupting digital outputs (DO)
  • 4 DI/3 DO electromechanical
  • 6-phase ac current input
Current Inputs 5 A phase/5 A neutral1 A phase/1 A neutral
Configuration Number 787#K8J4 787#MKF9
Typically Ships In 5 Days 5 Days
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