N-DIN-MA

Motor Protection Relay

37, 46, 49, 51, 51N, 51LR, 66

  • Real time measurements of input: primary r.m.s. value, Positive Sequence, Negative Sequence and Zero Sequence component
  • Display of parameters programmed setting
  • Load Profile recording
  • Trip and operation counters
  • Event recording with parameter values and time tagging
  • Number of load switch-on and inrush current
  • Remote ON/OFF load control
  • Reduced Voltage starting control
  • Reversing starter control
  • Programmable Output relays
  • RTD input
  • F37 - Undercurrent / No Load Running
  • F46 - Independent definite time Unbalance
  • F49 - Thermal Image alarm and trip
  • F51 - Overcurrent independent definite time
  • F51N - Earth Fault independent definite time
  • F51LR - Locked Rotor
  • F66 - Excessive Number of consecutive starts

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