Delta RD3B2 - Differenzstromrelais (4 Modul)

Delta RD2B – Differenzstromrelais (4 Modul)

  • Use in unattented environments (public lighting, traffic lights plants)
  • Automatic reset (max.3 attempts)
  • in the event of transient ground fault
  • Instantaneous (t = 0) at I Δn 30mA
  • Selectable set point 30mA…30A (19 ranges)
  • Instantaneous display as percentage of I Δn
  • Filter for harmonics, field-selectable
  • Field-selectable negative or positive security (fail safe)
  • Automatic permanent test
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  • Use in unattented environments (public lighting, traffic lights plants)
  • Automatic reset (max.3 attempts)
  • in the event of transient ground fault
  • Instantaneous (t = 0) at I Δn 30mA
  • Selectable set point 30mA…30A (19 ranges)
  • Instantaneous display as percentage of I Δn
  • Filter for harmonics, field-selectable
  • Field-selectable negative or positive security (fail safe)
  • Automatic permanent test
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