A cable sizing calculator based on the 18th Edition of BS 7671. Included cable sizing calculation, voltage drop and max Zs.
–Verification checks –Support for manufacturer specific (max Zs) MCCB’s & ACB’s –Support for RCD’s in TT Earthing Systems This app also takes into account and applies the following factors for it’s calculations: ✔ Volt drop ✔ Correction factors ✔ Length of circuit ✔ Ma...
The free iPhone app includes a Cable Calc tool useful to every electrical contractor Features: A comprehensive cable selection & volt drop calculator tool. for installations up 25KW 100A. Cables include: √ SWA 2, 3 and 4 core XLPE √ SWA 2, 3 7 4 core PVC √ Fire proof √ Tri ...
Simply enter number of cameras to be powered, cable length, power supply used and current or watts per camera. Enter the maximum volt drop percentage in 'Settings' that the equipment would tolerate, for example 10%. Results return AWG (American Wire gauge), cross sectional area of cable and...
%Volt Drop = acceptable voltage drop Cable Size by cross-sectional area [Cooper] mm² = VDI x 1.1 The voltage drop value will vary depending on your application. The standard 2% are use to ensure delivering full potential to any needed electrical source. And 5% or more voltage drop is ...
Volt drop is then calculated for cable length, and size automatically increased to suit (If required..)The second section of the App will calculate minimum required CPC for Circuit.Correction factors for ambient temperature applied for maximum rated Zs of protective device,and for calculating ...
The free Android app includes a Cable Calc tool useful to every electrical contractor Features: A comprehensive cable selection & volt drop calculator tool. ***Suitable for installations up to 25KW 100A.*** Cables include: √ SWA 2, 3 and 4 core XLPE √ SWA 2, 3 7 4 core PVC √ ...
It saves a lot of time in looking up your requirements for the cable you need. Now including voltage drop values from the tables, and subsequent volt-drop per cable length calculator. This app should serve only as a guide. Make sure you look up BS 7671 for more specific requirements. Alw...
the terminal is powered through subscriber drop by means of a calculator-type low voltage power supply on the subscriber's premises. Thus, normally each subscriber will be supplying power to the common terminal, although the design is such that the terminal will operate properly with at least tw...
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