Electrical
NEC 240.87: Arc Energy Reduction
Understand NEC® 240.87 arc energy reduction requirements for circuit breakers 1200A and above, the seven compliance methods, and how to document them.
7 min read
Insights
Articles on codes, testing and investigations
Page 5 of 11
Articles
82 to 101 of 203
Corrosion and Cathodic Protection
Cathodic Protection Services: From System Design to Maintenance
How cathodic protection systems work and the cathodic protection service they need from design to maintenance: soil tests, installation, surveys, repair.
10 min read
Electrical
Why Commercial Buildings Need Grounding Systems Testing
Discover why commercial buildings need grounding systems testing, what testing involves, how often to schedule it, and the risks of skipping it.
5 min read
Electrical
A Brief Look at the 3 Different Types of Electrical Load
Compare the three types of electrical load (resistive, inductive, and capacitive) and learn when a professional load analysis protects your system.
4 min read
Fire Investigation
The Future of Fire Investigation: Tools and Techniques
Fire investigation tools shaping the field today: portable GC/MS, 3D laser scanning, and updated NFPA 921 techniques such as arc mapping.
3 min read
Electrical
4 Electrical Load Analysis Tools Used in Testing
See four electrical load analysis tools engineers use (oscilloscopes, multimeters, simulation software, and power quality analyzers) and what each reveals.
2 min read
Corrosion and Cathodic Protection
How To Interpret Cathodic Potential Protection Survey Data
Learn how to interpret cathodic protection survey data (on, instant-off, and depolarized potentials) and what the -850 mV criterion means for your pipeline.
8 min read
Electrical
Arcing vs. Melting Damage: How to Tell the Difference
Arcing vs. melting damage in electrical systems: the key differences and how forensic fire experts use each clue to trace where a fire started.
5 min read
Fire Investigation
The Importance of Fire Dynamics in Fire Investigation
Fire dynamics, or how fires ignite, grow and spread, guides investigators to a fire's origin. How the fire tetrahedron and heat transfer shape findings.
3 min read
Fire Investigation
When To Get a Residential Electrical Load Analysis
When to get a residential electrical load analysis: buying a home, adding appliances or remodeling, and how the analysis prevents overloads.
5 min read
Electrical
5 Signs Your Electrical System Is Overloaded
Flickering lights, warm panels, tripping breakers: 5 signs of an overloaded electrical system and when to call an electrical consultant for help.
2 min read
Electrical
Dealing With Discrepancies In As-Built Documentation
Discrepancies in as-built documentation can derail remodels and maintenance. Learn why as-built drawings go wrong and how to get them corrected fast.
6 min read
Corrosion and Cathodic Protection
4 Cathodic Protection Testing Methodologies
Explore 4 cathodic protection testing methodologies (rectifier checks, CIPS, anode output, and AC interference surveys) that keep pipelines corrosion-free.
2 min read
Forensic
3 Common Myths About Arc Mapping Forensics
Arc mapping helps fire investigators narrow a fire's area of origin, but myths persist. We debunk 3 common misconceptions about arc mapping forensics.
3 min read
Engineering
8 Electronic Engineering Trends That Will Shape the Future
Explore eight electronic engineering trends (AI, electric vehicles, IoT, printed electronics, and smart grids) already reshaping the electrical industry.
5 min read
Engineering
HMI & PLC Troubleshooting: What Is It & How Does It Work?
When an HMI stops talking to its PLCs, production stalls. Common causes of communication failures, and how engineers approach HMI and PLC troubleshooting.
2 min read
Engineering
Tips for Optimizing Your Walk-Down Inspection
Get more from your next site walk-down inspection. Use these tips on scheduling, equipment access, and question prep to help your engineer find issues fast.
2 min read
Electrical
An Intro to Electrical Appliance Failure Analysis
Explore electrical appliance failure analysis: FMEA, fault trees, HAZOP, and other methods forensic engineers use to find out why an appliance failed.
6 min read
Electrical
Safety Tools: 4 Arc Flash Mitigation Techniques
Learn 4 arc flash mitigation techniques (de-energizing, remote operation, ARMS, and hazard analysis) that reduce arc flash risk to workers and equipment.
3 min read
Corrosion and Cathodic Protection
Cathodic Protection Engineers
What do cathodic protection engineers do? Learn their responsibilities, required PE licensure, AMPP certifications, and how to choose a qualified firm.
8 min read
Talk to an engineer about your project
We typically respond within one business day.