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  1. Prieto

    Help, Multilin and Areva relays

    How to communicate through the standard 61850, a Areva P442 relay with a D60 Multilin relay. How can I configure the relays to do it?
  2. Prieto

    directional current protection (67) + open delta transformer

    Thank you all for your answer. I add more details for a better analysis. The company is powered by two transformers 110/13.8kV delta/star with neutral grounded by resistance. Directional protection (67) is on the 13.8kV side. What would be the most recommended operating angle: 30 or 45 degrees?
  3. Prieto

    directional current protection (67) + open delta transformer

    Doubt: We need to implement a directional current protection (67) using Multilin relays UR-F60. The potential transformers are connected in open delta. Until now, the protection has worked well as alarm, but in several forums that we have reviewed, it is said that it will not work because there...

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