Cable Calculator Update

Cable size calculator for your Android, iPhone & iPad. Calculate the required cable sizes for various types of cables and protective devices to BS 7671.

Cable size calculator for your Android, iPhone & iPad. Calculate the required cable sizes for various types of cables and protective devices to BS 7671.

You can also use this app to check existing installed cables and circuits to check for compliance and confirm the correct cable size for the installation method is applied on existing installations.

Functions include:
- Verification checks
- Support for manufacturer specific (max Zs) MCCB's & ACB's
- Support for RCD's in TT Earthing Systems
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This app also takes into account and applies the following factors for it's calculations:
✔ Volt drop
✔ Correction factors
✔ Length of circuit
✔ Maximum Zs Values
✔ Calculated Zs
✔ Calculated r1+r2
✔ Various installation methods
✔ Various cable types
✔ Tabulated Current

Correction factors include:
✔ Cg - Grouping
✔ Ca - Ambient air temperature
✔ Ca - Ambient ground temperature (if cable is buried or in a duct) 
✔ Ci - Thermal insulation
✔ Cf - BS 3036 semi-enclosed fuses

Windows PC version coming soon!
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DOWNLOAD LINKS:
​iOS: https://itunes.apple.com/gb/app/cable...
Android: https://play.google.com/store/apps/de...

Check out our suite of electrical apps @ http://www.procertssoftware.com/

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