Power Calculator

Current Calculator

Enter the Kilovolts kV

This tool calculates Current Value provided the Kilovolts and MVA values are known.

  1. Enter the Kilovolts value
  2. Enter the MVA rating
  3. Press the calculate button to get the calculated current value.
Enter the MVAMVA
Calculated CurrentAmps

Efficiency Calculator

Enter a MVA Rating MVA

This tool calculates efficiency for the power transformer, provided the MVA and Total Losses values are known.

  1. Enter the MVA rating
  2. Enter the Total Losses Value
  3. Press the calculate button to get the efficiency value.
Enter the Total Losses ValuekW
Caculated Efficiency%

% Resistance Calculator

Enter the Load Loss Value kW

This tool calculates Resistance for the power transformer, provided the Load Loss and kVA values are known.

  1. Enter the MVA rating (ONAN)
  2. Enter the kVA rating
  3. Press the calculate button to get the calculated Resistance
Enter the kVA ratingkVA
Caculated Resistance%

% Reactance Calculator

Enter the Load Loss Value kW

This tool calculates Reactance for the power transformer, provided the Load Loss, kVA, and Impedance values are known

  1. Enter the Load Loss Value
  2. Enter the kVA rating
  3. Enter the Impedance Value
  4. Press the calculate button to get the calculated Reactance value.
Enter the kVA ratingkVA
Enter the Impedance Value%
Caculated Reactance%