SIEMENS ARGUS 7SR10

General Data Documentation

Protection functions

  • 27/59 Under/Over Voltage
  • 32 Directional Power
  • 32S Directional Sensitive Power
  • 37/37G/37SEF Undercurrent Phase/Measured/Sensitive E/F
  • 46BC Broken Conductor/Load Unbalance
  • 46NPS Negative Phase Sequence Overcurrent
  • 47NPS Negative Phase Sequence Overvoltage
  • 49 Thermal Overload
  • 50 Instantaneous Overcurrent
  • 50BF Circuit Breaker Fail
  • 50G/N/SEF Instantaneous Earth Fault
  • 51 Time Delayed Overcurrent
  • 51c Cold Load
  • 51G/N/SEF Time Delayed Measured/Derived/Sensitive EF
  • 51V Voltage Controlled Overcurrent
  • 55 Power Factor
  • 59N Neutral Voltage Displacement
  • 64H High Impedance REF
  • 67/50 Directional Instantaneous Overcurrent
  • 67/50G/N/SEF Directional Instantaneous Earth Fault
  • 67/51 Directional Time Delayed Overcurrent
  • 67/51G/N/SEF Directional Time Delayed Earth Fault
  • 81 Under/Over Frequency
  • 81HBL2 Inrush Detector

Supervision Functions

  • 60CTS CT Supervision
  • 60VTS VT Supervision
  • 74T/CCS Trip and Close Circuit Supervision
  • 81THD Total Harmonic Distortion Supervision

Control Functions

  • 86 Lockout
  • CB Control (Trip / Close)
  • 79 Optional Auto Reclose

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