• Hevacomp Electrical systems - Twin and earth cable for 3phase

    Hi, I am working on a project where a contractor has used 2No 4mm twin and earth cables to feed a 32A TP&N 5pin socket. I need to run a cable calc to reflect his installtion. Is it possible, using Hevacomp Connect, to run a cable calc based on the…

  • Hevacomp Connect, Changing the print order of reports

    Morning All, Apologies if this is an obvious question, or a question that has been asked many times. I'm looking to print off a series of reports for multiple distribution boards I have in a project. Unfortunately I can only seem to get them to print…

  • Large loss of PSCC across first leg of circuit from Transformer to Main switchboard

    Afternoon all I hope someone can shed some light on what i think is a problem with hevacomp connect, i am currently working on a large project and at the transformer, we have a fault current of 24kA but 10m upstream we have a fault current of 7.9kA…

  • RE: Connect - poorly aligned text on plots

    Hi Andreas, I can confirm that the original issue was resolved in Hevacomp v26 , however there is a slight misalignment of Board names in some instances. This only applies to PDF's, so a workaround is to export to DXF (File>Export DXF), in which all…

  • Multiple conductors in parallel

    I am drawing an installation which has several cable runs where multiple cables are connected in parallel. e.g. 2 x 185mm single core AWA per pole, or 2 x 95mm 4 core SWA. Please can you advise the recommended way to represent these in Connect?

  • RE: cable calcs

    Hello Ian Further to my colleagues reply, there are a number of standard LSF cables in the software (highlighted in red), both for single and three phase application - The characteristics of these cables are taken directly from BS 7671. There are also…

  • RE: Hevacomp electrical Connect and Amtech difference

    Please note that further guidance on volt drop settings can be found here .

  • How do I find/print max Zs for test results in Heavacomp Connect?

    Hi I'm looking for a way to print off the max Zs result for each circuit so this can be handed to the person carrying out the testing. For BS/EN 60898 devices it's easy enough to look up values in standard regs book or tables, but when it comes to larger…

  • Hevacomp Service Pack 3

    Does latest Hevacomp Service Pack 3 incorporate Amendment 3:2015 BS 7671 17th Edition Wiring Regs ? Calculation results suggest it does'nt .

  • RE: Where are custom reports and cable files stored in V8i SS1?

    Hi Stuart, our guidance document on this matter should give you all the info you need - please find this here.

  • Sub-main cable sizing - Connect

    I have an issue in Connect, where an undersized sub-main cable is being allowed to pass and not show up as an error. 16mm2 XLPE/SWA cables to table 4E4A (3 phase 4-c) under ground in a duct max load is 75A. The sub-main is protected by a 100A MCCB…
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