Power Systems Technical Articles

Our experts continuously work on power systems problems, and we share solutions with Practical Reference Articles.

The main topics are earthing system modeling, power cable ratings, HV/LV electrical design, protective device coordination, and arc flash studies. We cover IEC and IEEE standards.

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Arc Flash

September 17, 2024

8 mins read

Step-by-Step Arc Flash Calculation: Real-World Example Using IEEE Standard 1584

All steps of a real-world arc flash calculation example of a low-voltage AC installation with transformer, main switchboard, and distribution boards are explained.

Arc Flash

May 30, 2022

2 mins read

Typical Working Distances for Arc Flash Calculations

One of the main factors determining the severity of an arc flash injury is the proximity of the worker to the arc flash, also known as the working distance. Working distances from AS (ENA), IEEE, NFPA and DGUV Standards and Guides have been provided.

Arc Flash

November 9, 2021

8 mins read

Understanding Arc Flash Hazards

Electrical equipment operating at or above 50 V AC or 120 V DC which will not put into a deenergised state during work must be evaluated for arc flash and shock protection. Three types of activities of workers carry the highest risk of arc flash. Three main factors determine the severity of an arc flash injury.

Power Systems Technical Articles

Choose the article category

Step-by-Step Arc Flash Calculation: Real-World Example Using IEEE Standard 1584

Typical Working Distances for Arc Flash Calculations

Understanding Arc Flash Hazards

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