Integrated Arc Flash Software Suite

AC Arc Flash

ArcFault™ - High Voltage Arc Flash

Arc Flash

Flash Calculators

Zone Selective Interlock - ZSI

Hands-on Arc Flash Workshops

 Arc Flash Promo

All-in-one software solution for performing AC and DC arc flash analysis on LV, MV, and HV systems.


Safety & Protection Special

In Observation of Electrical Safety Month,
ETAP Offers 25% Discount on ETAP Safety & Protection Software*

* Special Limited-Time Offer valid until June 30, 2020

IEEE 1584-2018 Arc Flash Incident Engery Calculation Method

IEEE 1584-2018 Arc Flash Calculation

The 2018 IEEE 1584 model supersedes the IEEE 1584-2002 model. Learn how the IEEE 1584 2018 model combines empirical and arc flash physical behavior. Learn more

High Voltage Arc Flash for T&D, Industrial and Renewable Systems

ArcFault™ - Recommended for 15 kV and above

Arc Flash analysis software recommended for electric power systems operating at 15 kV and above in compliance with OSHA’s requirements for electrical transmission, distribution, industrial and renewable energy systems. Learn more

High Voltage Arc Flash

  • OSHA 1910.269
  • National Electrical Safety Code - NESC
  • LG, LL, 3-Phase arc faults
  • Arc-in-a-box - 15 kV to 36 kV
  • Applicable for 1 kV to 800 kV

Direct Current Arc Flash Analysis

ETAP DC Arc Flash software calculates the incident energy for different types of direct current applications, including mission critical facilities, electrochemical plants, substation battery banks, photovoltaic plants, nuclear plants, and transportation systems. Learn more

DC Arc Flash Incident Energy Calculation

  • Incident energy & shock protection boundary calculations
  • Maximum Power, Stokes & Oppenlander, Paukert Methods
  • NFPA 70E 2018 Annex D.5.1 to D.5.3

Arc Flash Calculators

Arc Flash Calculators

Quick ‘What-if’ Scenarios & Instant Result Visualization

ETAP Arc Flash Calculators provide a powerful graphical tool for rapid assessment of multiples or batches of “what if” scenarios.

Graphical Arc Flash Calculators

  • IEEE 1584-2018 Std. Arc Flash Calculator
  • IEEE 1584-2002 Std. CL Fuse & Breaker Calculator
  • DC Arc Flash Calculator
  • High Voltage Arc Flash Calculator – OSHA, NESC
  • BGI/GUV 5188E German Std. Arc Flash Calculator

Zone Selective Interlock - ZSI

Zone Selective Interlock

Arc Flash Mitigation Techniques using ZSI Schemes

Improve safety & minimize equipment damage by validating Arc Flash mitigation techniques using Zone Selective Interlock (ZSI) schemes. Learn more

  • ZSI Zone Selective Interlocking - ZSI
  • Maintenance Mode Switch
  • Current limiting Fuses
  • Light & Pressure Sensors
  • Differential Protection
  • High Resistance Grounding

Arc Flash Trainings 

Date Type Type icon Course Description City State Country Region
Jun 01 - 04, 2020 events icon workshop-by-etap workshop-by-etap ETAP 114 US Live Online Power System Analysis ONLINE CA United States North America
Jun 10, 2020 events icon webinar webinar Webinar DC Arc Flash Analysis 9:00 am PDT Global
Jun 11, 2020 events icon webinar webinar Webinar DC Arc Flash Analysis 9:30 am GMT+1 Global
Jun 15 - 18, 2020 events icon workshop-by-etap workshop-by-etap ETAP 114 UK Live Online Power System Analysis Online United Kingdom Europe
Sep 21 - 24, 2020 events icon workshop-by-etap workshop-by-etap ETAP 114 US Power Systems Analysis Houston TX United States North America
Oct 05 - 08, 2020 events icon workshop-by-etap workshop-by-etap ETAP 154 US Arc Flash Analysis Boston MA United States North America
Nov 02 - 06, 2020 events icon workshop-by-etap workshop-by-etap ETAP 155 US Arc Flash Analysis Irvine CA United States North America

Additional Resources

Low Voltage Cable Capacity, Sizing & Protection against Electric Shock

Jul 26, 2016, 10:16 AM
External URL:
ETAP provides a comprehensive, integrated design and analysis solution for electric power systems. This webinar will highlight several study cases to demonstrate the software’s capabilities in LV system modeling for cable capacity, sizing and protection against electric shock, as well as reporting and project deliverables.
  • Resources
  • Webinar
  • Safety
  • Protective Device Coordination
  • Library


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High Voltage Arc Flash Assessment and Applications

Two-part technical article published by the InterNational Electrical Testing Association (NETA) in NetaWorld, co-authored by Albert Marroquin, VP of V&V at ETAP.