Ground and Short Circuit

Failure Detection Device

  • Eight different fault detection methods
  • Three different design options
  • Two digital analog inputs
  • Programmable digital outputs
  • Directional detection of ground and short circuit faults

  • 4 GB data memory
  • Recording of system parameters( U, I, P, Q…)
  • Different communication options
  • Free-user friendly software
  • Fault recording for analysis of faults that have occurred

Ground Fault Detection Methods Appropriate to Network Type

EOR 3D uses a number of fault detection methods appropriate the network structure.

  • Transient method

             -qu2 method

             -qui method

  • Active power direction (cosϕ) method
  • Harmonic method
  • Impulse method
  • Reactive power direction (sinϕ) method
  • Short circuit detection method

             -Directional short circuit detection method

             -Nondirectional short circuit detection method


Three Different Design Options

Compact Type

Industrial Type

DIN-Rail Type

Color Led Display

EOR 3D has a color LED display with maximum resolution. Through the LED display, you can easily read all the values ​​shown on the device screen.

  • Warning in red color for line faults
  • Warning in green color for busbar faults
  • Warning in yellow color for non-directional faults

Different Communication Options

EOR 3D supports many communication protocols.

  • Communication with GSM via external modem
  • Communication with GPRS/UMTS via external modem
  • Communication with Modbus RTU RS 232 / RS 435 
  • Communication with Modbus TCP / IP 
  • Communication with IEC 60870-5-103  
  • Communication with IEC 60870-5-101  
  • Communication with IEC 60870-5-104  
  • Communication with DNP 3.0 RS 485 
  • Communication with DNP 3.0 TCP / IP  
  • Communication with IEC 61850 GOOSE  

Fault record

EOR 3D receives long-term and detailed fault recordings for the analysis of faults in power systems.

  • f ≥ 2 kHz sampling frequency
  • 4 GB memory for fault record in long periods
  • Recording of all analog inputs and digital inputs and outputs
  • Data recording for easy analysis of faults in CSV format
  • Direct data display with user-friendly software

Log Book

Through Log Book feature, system parameters can be easily recorded and analyzed with binary input, outputs, analog inputs time, date and parameter label.

Data Logger

In the operating conditions, data is measured and recorded in certain periods. Measured and recorded values ​​in operating conditions:

  • Voltage
  • Current
  • Active power
  • Reactive power
  • Apparent power
  • Frequency
EOR toolbox

Free Review Software

Binary outputs can be configured with the review software, easy connection and installation can be provided, fault and network analysis can be done.

  • Configuring of binary outputs

             -Configuring of system parameters

             -Activation of detection methods

             -Configuring of binary outputs and leds

  • Easy connection and installation

             -Online monitoring page

             -Testing of digital inputs and outputs

             -Simulation of all digital inputs and outputs and analog inputs

             -Display of all measured values

             -Vector representation of measured values

Data Sheet
User Manual