Setting the Short Circuit Method

To select the short circuit calculation method, in the Database Edit focus, select Tools > Options > System, and select the desired standard in the SC Calculation Method box. You can also select the units appropriate for the selected standard.

Figure 1: Setting Short Circuit Method

To set the IEC short circuit calculation method, in the System tab of the Options dialog box, select the following:

  • Frequency.
  • SC Calculation Method: Set this to IEC.
  • Units: You can this to Metric (Optional).

Optionally, you can set the Default SC Calculation Method to IEC. This automatically sets the short circuit calculation method for new one-lines when you create them.

Additional IEC settings for short circuit are set up in SC Options. See Short Circuit Options (IEC) for more information.

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