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.

More Information

Short Circuit Reference (IEC) Selecting the IEC Symbols
Short Circuit Options (IEC)