IG-267-EN versión 01; 07/04/2017
60
Protection, metering and control models General Instructions
ekor.rpa
Continuation
ekor.rpa-100 Protection, metering and control units
Model ekor.rpa-110 ekor.rpa-120
Type v p v p
Active/reactive/apparent power No No Yes Yes
Energy P+, P-, Q1,…,Q4 No No Yes Yes
Thermal image accumulation No No Yes Yes
Temperature* No No Op Op
Check (test)
Test blocks for voltage and current injection Yes No Yes No
Communications
MODBUS-RTU Yes Yes Yes Yes
Slave PROCOME Yes Yes Yes Yes
Communications ports
Mini USB (front), local configuration with ekor.soft-xml Yes Yes Yes Yes
2 x Ethernet, local configuration with Web server Yes Yes Yes Yes
2 x RS-485, for remote control Yes Yes Yes Yes
* For further information please ask Ormazabal’s technical-commercial department
Table 8.1. ekor.rpa characteristics
8.1.4. Relay configurator
The following configurator will be used to select the right
unit within the ekor.rpa-100 series, in accordance with the
characteristics of the installation:
Family Range Model Type Func. I> ED/SD I Pwr. V
ekor .rpa -120 -v 20 2 1 B p
Table 8.2. Congurator
Model:
• 110 – Non-directional overcurrent relay
• 120 – Directional overcurrent relay with voltage functions
Type:
• v – For protection cubicle with circuit-breaker
• p – For protection cubicle with fuses
Overcurrent protection functions:
• 10 – No protection
• 20 – Three phases, neutral (calculated) and sensitive
neutral with vector sum
• 30 – Three phases, neutral (calculated) and sensitive
neutral with zero-sequence toroidal transformers
Inputs/outputs:
• 2 – 9 inputs/4 outputs
Toroidal-core transformers:
• 0 – No toroidal-core transformers, control only
• 1 – Ratio 300/1
• 2 – Ratio 1000/1
• 4 – Ratio 2500/1
Power supply:
• B – Auxiliary power supply (Battery, UPS, etc.)
Voltage sensors
• P – Conventional/double screen bushing (in accordance
with cubicle configuration)
• EVT – Voltage sensor
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