How can I define a core balance current transformer?

Category:
Protection
Summary

Explanation how to define a core balance current transformer.

Answer

A core balance current transformer measures the sum of the three phase currents and can be defined as follows:

  • Create the current transformer as usual (refer to the user manual of how to create a current transformer)
  • In the current transformer select as No. Phases "1" and for Phase 1 "N"

Such a current transformer measures 3*I0.

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