In Part 1, Part 2, and Part 3 of this tutorial, I have presented the basics of Complex MVA Method calculation of short circuit current.

Note: Use this calculations to combine complex MVAs.

Consider the following single line diagram

Figure 1 Single Line Diagram
(click image to view full size)

Author

  • A Filipino Engineer, Registered Professional Engineer of Queensland (RPEQ) - Australia, and Professional Electrical Engineer (PEE 2574 - 1st Place April 1991) - Philippines with extensive experience in concept selection, front-end engineering, HV & LV detail design, construction, and commissioning of Hazardous and Non-Hazardous Area electrical installations in water and wastewater pipeline and pumping facilities, offshore platforms, hydrocarbon process plants and pipelines including related facilities. Hazardous area classification and design certification (UEENEEM015B, UEENEEM016B, UEENEEM017B).