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Motor Protection Relay

  • Medium-voltage motor protection with high-speed arc-flash detection (AFD), breaker monitoring, and broken rotor bar detection
  • 5-inch color touchscreen display with 8 pushbuttons
  • Power supply: 110250 Vdc, 110240 Vac
  • Standard ports plus single 10/100BASE-T Ethernet, EIA-232 rear, and IRIG-B
  • Standard protocols, including Modbus RTU, SEL Fast Message, Fast Meter, Fast Operate, Fast SER, and Mirrored Bits communications
  • 4 AFD inputs and 3 additional ac current inputs for motor differential
  • 3 digital inputs, 4 digital outputs (DO), and 1 analog output (4–20 mA)
4 AC Current Inputs 5 A phase/5 A neutral1 A phase/1 A neutral
Sales Item Number 710#HNC4 710#9BMF
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