Arc Flash Label Calculator 4+

Arc Flash Label Generator

Octagon Seven LLC

    • Free
    • Offers In-App Purchases


An easy to use develop arc flash label calculator. Input the necessary information into the app and it will calculate per NFPA 70E Annex D.4 (VAC) arc flash label calculations & methodology. Support for circuit breakers: MCCB, ICCB & LSI (Electronic LVPCB) and fuses by Cooper Bussmann and Ferraz-Shawmut including Classes: RK1, RK5, L, J, CC, T & H. Wide support for different overcurrent protection devices and pre-programmed models are setup for easy use. Custom configurations are supported by adjustments conductor gap, working distance and arcing time.

Arc flash label calculations and includes: Incident Energy [cal/cm^2], Arc Flash Boundary, Limited Approach Boundary, Restricted Approach Boundary, Hazard Risk Category, voltage and short circuit current.

Develop arc flash calculations for low, medium and high voltage three phase equipment up to 15,000VAC and 1,000VDC. High voltage package required for voltages over 220V. Quick preset options to support major international standards.

Companion software to iOS version. iOS (iPhone/iPad) version supports PDF output. MacOS version supports on screen calculation output only and cannot currently output label. User must use iOS version for PDF output.

What’s New

Version 1.12

-UX fix

Ratings and Reviews

xenagurl ,

Good but needs more fuses

Add more fuse types

App Privacy

The developer, Octagon Seven LLC, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

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