Starting Motor Voltage Drop Excel Calculator 
Voltage drop caused by the starting of motors at the substation transformer primary and secondary leads. Primary system impedance and transformer impedance is taken into account. 

Electrical Distribution Transformer Spreadsheet Calculator 
Electrical Distribution Transformer Spreadsheet Calculator. This excel spreadsheet will calculate a number of variables required to properly size a transformer. Primary voltage, secondary voltage, maximum demand load (kW), over current protective circuit breaker... 

Minimum Insulation Resistance Excel Calculator 
Determine the following:
Calculate minimum Insulation Resistance Value for Various Electrical Equipment
Calculate IR Value of Electrical Equipments
Graph of IR Value
Calculate Polarization Index Value with Graph
Calculate Earth Resistivity 

Electrical Load & Energy Consumption Calculator 
Electrical Load & Energy Consumption Calculator. Calculate Continuous and non Continuous Electrical Load of Panel.
Calculate total Energy Consumption(KWH) in Daily/Monthly of Panel.
Calculate Size of MCB of each branch circuit of Panel. 

Bus Bar Voltage Drop Calculator 
You can do the following with this calculator:
Determine voltage drop of bus bar
Bus bar size for the given load
Document sub panel details, such as load and length 

