Arc Flash Calculator

Use this convenient tool to view a sampling of arc flash hazard calculations and the impact of various system changes on arc flash energy levels and personal protective equipment (PPE) requirements.

Instructions

• Select the Equipment Type from the Drop Down Box.
• Drag slider bars to change values.
• Press the "Calculate Arc Flash" button. Results are displayed below.

1. Version of IEEE 1584    

IEEE 1584-2002     IEEE 1584-2018    

2. Equipment Type   Panel Switchgear Open Air Bus Conductor MCC Switchboard NEMA E2 Contractor Int Switch VFD UPS ATS Other

3. Electrode Configuration    

Vertical electrodes inside an enclosure

Vertical electrodes terminated in an insulating barrier inside an enclosure

Horizontal electrodes inside an enclosure

Vertical electrodes in open air

Horizontal electrodes in open air

4. System Parameters   

Bolted Fault

10 kA

Clearing Time

1.0 sec [60 cycles]
()

Working Distance

18 inches

System Voltage

0.48 kV

5. Enclosure Size    

Height

20 inches

Width

20 inches

Depth

8 inches

6. Results   

Arc Boundary
119.8 inches

Incident Energy
19.6 cal/cm²

Average Arcing Current: 9.8 kA
Minimum Arcing Current: 3.6 kA

* NOTE: This is a demonstration tool only and is not meant to be used to calculate arc flash values for personal protection. By clicking on the Calculate Arc Flash button, you agree to waive all claims against Bentley Systems Inc, or it's employees, and release them from all liability arising from use of the calculator.

Try EasyPower's Arc Flash Solution Today

Try a free demo copy today and experience the fastest, easiest to use arc flash analysis on the market. You can also contact us if you have questions, to get a quote, or would like to schedule a one-on-one session with an application engineer, to help understand how EasyPower can be an integral part of your arc flash safety program.

Download Demo Request a Quote

Stay Up-to-Date

Get the latest arc flash hazard resources from EasyPower, IEEE, and NFPA :

• EasyPower information page on IEEE 1584-2018 update
• IEEE 1584-2018
• NFPA 70E

• Webinar Video - IEEE 1584-2018 Update – An Introduction to the Changes This webinar, given by Greg Pagello at EasyPower, is an introduction to changes in the new IEEE 1584-2018 Guide for Performing Arc Flash Hazard Calculations recently, approved by the IEEE Standards Association. Following publication, this second edition of the widely adopted industry standard includes an entirely new arc flash model with revised procedures and calculations to predict arc flash hazard levels. The focus of this webinar is on major changes to the standard and their implementation in EasyPower.