R1 + R2 (Zs) CABLE CALCULATOR 2.2

License: Free Trial ‎File size: 55.57 MB
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ABOUT R1 + R2 (Zs) CABLE CALCULATOR

ELcalcZs Pro is an Electrical Calculator App,That can be used to calculate the Resistanceof The Conductor Cable and The Earth Cable (R1 + R2), and Earth Fault Loop Impedance (Zs)for a new electrical installation.This is Necessary for determining whether thecircuits protective device will operate withinthe correct time limit,Due to the fault current generated by theresitance of the circuit.Works for copper cables up to 1000mm.Allows you to select ambient temperature,and apply correction factors for cable type.Correction Factors listed in Help File.Complies with BS 7671 : 2008 17th Edition.Now has a function for calculating cablelength, when inputting R1+R2 value.Automatically selects correction forCable Type / Installation and Ambient Temp.Length given in meters.*******************************Electricians BS 7671 ToolBoxApp Now Available Includes ALL COOPERSOFTelectrical Apps.*******************************Please rate this app if you like it.If you would like any features added,or would like a specific app createdfor Android Market, then please emailus at [email protected] Software available atwww.coopersoft.co.uk