The result of calculated resistance to earth can be obtained from the grey cell.The user then needs to enter valid values of the respective input parameters in the cells of orange background.The user needs to select the type of earthing from the drop-down list.The user can obtain the result from the grey cell for the earthing resistance for the earthing system chosen previously.ДЇigure 4 вЂ“ Screenshot of Template, IEEE Green Book Resistance.

These cells can be manipulated or modified by the user.

The user needs to enter valid values in the highlighted orange cells for the corresponding parameters described on the left for each parameter.

The user needs to click on the downward arrow of the drop-down to select one type of earthing by clicking on the text as highlighted in blueДЇigure 3 вЂ“ Screenshot of Template, BS-7430 Parameters of Resistance.

The user can calculate the earthing resistance using the template by selecting the preferred method or standard described as follows:ДЇigure 2 вЂ“ Screenshot of Template, BS-7430 Resistance & Type of Earthing Step в„–3 вЂ“ Calculations of Earthing Resistance

Illustrations: This worksheet includes different figures and diagrams for the various configuration and earthing types.

Other Methods: This worksheet collects relevant proposed formula proposed in published papers for calculating earthing resistance.

Common Methods: This worksheet incorporates the most common earthing methods applicable in Malaysia for electrode sizing and configuration based on selected target resistance and various values of soil resistivity as recommended by the consulting company.

IEC 60364: This worksheet consists of sizing and selection of material of earthing conductors as recommended by IEC 60364.

IEEE Green Book:This worksheet includes all formulae used for computing the earthing resistance as proposed by IEEE Green Book.

BS-7430 Conductor Selection: This worksheet consists of various parameters selection procedure of materials and sizing of earthing electrodes based on BS-7430.

BS-7430 Resistance: This worksheet incorporates the calculation of earthing resistance for different types of earthing based on BS-7430.

Procedure Flow Chart: This worksheet includes a proposed step-by-step approach for the design of earthing systems.

The user can select one of the 8 worksheets by clicking on its tab:

Earthing Design Software Free Download