Transformer Losses ~ Payback Calculation This spreadsheet compares the losses and costs of two 1250 KVA transformers over a 15 year period. Transformer-2 has lower…
Calculate No of Street Light Poles ~ Payback Period The Spreadsheet provides instructions for calculating three aspects of street lighting design: (1) the distance between…
Electrical Calculation excel sheet Calculate Size of Neutral Earthing Transformer [NET] The Spradsheet provides calculations to determine the size and ratings of a neutral earthing…
Free electrical calculator excel Calculate Bus bar Size for Panel Accurate busbar sizing is important to prevent overheating from undersized bars or unnecessary costs from…
Electrical Calculation excel sheet Calculation of Cable Tray Sizing Spreadsheet The Spreadsheet provides details of cable sizing calculations for routing power cables between an UPS…
Electrical Calculation excel sheet Calculate Size of Conduit The Spreadsheet calculates the required number and size of conduits needed for 12 cables of varying sizes…
Calculate Building Lighting Protection This excel spreadsheet contains lightning protection calculations for three buildings: 1) A TG building that is 36m x 28m x 23m,…
The drop calculations presented in this spreadsheet were all based on the resistance values shown in Chapter 9 Table 8 of the National Electric Code.…
Free electrical calculator excel Calculate Cable Trunking Size This spreadsheet is used to calculate the required tray dimensions for cable containment based on the number…
Exhaust Fan Sizng Spreadsheet The excel spreadsheet provides information on calculating the size of a ventilation fan for a toilet room and recommended air change…