Resource Articles

Arc Flash Hazard (AC/DC)

Answers to Common Questions about Arc Flash Labels

Arc Flash Calculations - What Does It All Mean?

Arc Flash Energy Mitigation Techniques

Arc Flash Energy Reduction, Part 1 - Distance is Your Friend!

Arc Flash Energy Reduction, Part 2 - A Short Trip Time is Your Friend!

Arc Flash Hazards - The Basics

Arc Flash Talking Points

Are your AF labels NFPA 70E-2015 compliant?

Are your specifications ready for the Washington Cities Electrical Code?

How to Interpret OSHA Requirements for Electrical Hazard Assessments

Managing Liability for Electrical Hazards

Misconceptions About Arc Flash Hazard Assessments

Quick Guide to NFPA 70E-2015 and CSA Z462-2015 Approach Boundaries for Arc Flash and Shock

Training Decision Guide - Which Training Course Is Right For Me?

Ways to Reduce Arc Flash Energy

Ways to Reduce Arc Flash Energy (EC&M Article written by R.E. Fuhr,P.E.)

Why Arc Flash Study & OSHA

Commissioning and Maintenance

Predictive Maintenance for Medium Voltage Switchgear above 4kV

Energy Conservation

Save Energy and Improve Power Quality - A Case Study

Harmonic / IEEE 519 Evaluation

Alternative Designs To Support Electronic Loads In Extensive UPS Distribution Systems

An Introduction to Power System Harmonics

Designing 21st Century Electrical Systems That Incorporate System Wide Harmonic Correction

Designing Modern Electrical Systems With Transformers That Inherently Reduce Harmonic Distortion In A PC-Rich Environment

Harmonic Specification

K factor Can Be A Misleading Power Quality Indicator

Power Quality and Power Factor Correction

Revisions to the IEEE-519 Standard: What are They? What Do They Mean?

Load Flow / Power Factor Correction

Do You Know Where Your Fault Current Flow?

Power Factor Basics

Power Quality and Power Factor Correction

Power System Study Procurement

Power System Study Procurement, Evaluation & Implementation Steps

PSDB - Power System Data Base

Protective Device Coordination

Are the New 2005 NEC Selective Coordination Requirements Causing an Increase in Arc Flash Energies and Reducing Distribution System Reliability?

Are your specifications ready for the Washington cities electrical code?

High Inrush Currents For Dry Type Transformers

Meeting the NEC for Selective Coordination

Under Sizing Of Utility Main Service Transformers

Short Circuit Studies

Are your specifications ready for Washington cities electrical code?

Beware of Hand Calculations for Short Circuit Studies

Importance of X/R Ratios in Short Circuit Studies

Low Zero Sequence Impedance of Generators