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See what's new in the current release: ElectricalOM v.25.9




Early Access Version:

ElectricalOM Early Access - Download (2025.11.21.3)

MSI Installer download

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  • Improvements & Bug fixes

    02.10: Non-adiabatic cable withstand duration calculations (BS 7454 , IEC 60949)


    07.10: Support for special language text (Arabic, Korean, Chinese, etc)



    17.10: New Revit parameter for protective device settings


    17.10: Load end ocpd for final load considering 433.2.1 is applicable



    27.10: New excel template codes: &c_CPD_settings, &c_max_zs


    04.11: Enhanced ampacity line calculations by incorporating vector summation effects from line-to-line (L–L) loads


    12.11: Extra option for when performing energy-based selectivity



    12.11: Improvements on energy-based selectivity report



    14.11: Considerations for the regulation BS 7671 - 411.8.3 (Reduced Low Volatge Systems)



    18.11: Lighting column component has been improved to allow optional consideration for the regulation BS 7671 - 714.411.202



    18.11: Option to show errors for the unknown network component




    New functionality

    07.10: Misc/Spares section on the material costs and Bill of Quantity reports



    14.11: Support of L-L connections in distribution boards




    Devices

    02.10: Siemens MCCB 3VA27 M class 55kA ETU660 (LSIG)


    02.10: Fixed ABB TMAX (OBS) LS curve


    02.10: Hager RCCBs and H3+ RCD Add-on Adjustable


    03.10: Carling (DC) Hydraulic-Magnetic Circuit Breakers A-Series Medium Delay 80V DC


    03.10: ABB Fuse Switch Disconnectors XRG160BS


    09.10: Hager NBN, NCN, NDN MCBs curve updates


    10.10: Proteus XL RCBOs


    10.10: Proteus AFR AFDD-RCBOs


    17.10: SIEMENS DC 3VA10,3VA11 MCCBs


    17.10: Terasaki Tembreak 2 Lite S160-SJ MCCB


    17.10: Contactum new devices MCBs/AFDDs/RCBOs


    27.10: ABB DIN NH1 gG 690V Fuses


    04.11: Nader(DC) MCB NDB2N-125


    06.11: Hager MCCB(Obs) h250


    06.11: Europa MCBs, RCBOs


    19.11: Clem MCBs, RCBOs


    19.11: CMD RCBOs


    21.11: SE NSX ComPacT ML 2 & 4 - Considerations for the Tsd and Ii tolerances



    Cables

    02.10: EN Flygt SUBCAB cable


    07.10: EN Mulicore Steel Tape Armoured (STA) XLPE & PVC Cables


    17.10: BS5467 Fixed Wiring and Mains Cable - MDPE, SWA 1kV


    17.10: Generic Al DC cables


    17.10: EN FR-N1 X1G1 Cable


    21.11: EN Data cable 450/750V LSZH


    Busbars

    17.10: SE Canalis KRA Busbars