ekorRPS

Multifunctional protection unit, it acts as an independent protection, measurement and control unit or integrated in a protection and control system.

Technical Features:

• Protection Functions:
  • Over current
    • Phase over current (3X50/51)
    • Earth faults (50Ns/51Ns)
    • Sensitive earth faults (50Ns/51Ns)
    • Directional phase over current (3X67)
    • Directional neutral over current (67N)
    • Directional isolated neutral over current (67NA)
    • Thermal image (49)
    • Current unbalance protection (46-46FA)
    • Cold Load Pickup
    • Voltage-restrained Time over current (51V)
    • Voltage regulation (50CSC)
    • Breaker failure (50BF)
  • Undercurrent (37)
  • Voltage:
    • Over voltage protection (59)
    • Under voltage protection (27)
    • Zero-sequence over voltage (59N)
    • Maximum and minimum frequency (81M/m)
    • Synchronism (25)
    • Voltage un balance (47)
  • Frequency
    • Maximum and minimum frequency (81M/m)
    • Frequency rate (81R)
  • Power (32)
    • Max/min active power
    • Max/min apparent power
    • Active/reactive power inversion
• Logic functions and automation
  • Recloser (79)
  • Switch monitoring
  • Trip and closing circuit monitoring
  • Synchronism checking
  • Configurable inputs/outputs
  • Programable logics
  • Others
    • Protection status self-checking
    • Configuration of up to 6 setting tables
• Metering
  • Phase, neutral and sensitive neutral current metering
  • Single and compound voltage metering
  • Active, reactive and apparent power metering
  • Active and reactive energy metering
  • Power factor metering
  • Maximum current indicator
  • Negative sequence metering (I2/I1) as a %
  • Total Harmonic Distortion (THD)
• Data Acquisition
  • Event chronological logging
  • Fault chronological logging
  • Log of maximum and minimum meterings
  • Oscilloperturbograph
• Communications:
  • IEC 60870-5-103
  • IEC 60870-5-101
  • ModBUS RTU
  • DNP3.0
  • PROCOME
  • HARRIS
  • Ports: RS485 and O.F.