Blog
Practical guidance on arc flash studies, NFPA 70E compliance, and power systems engineering.
What NEC 2026 requires for industrial control panel arc flash labels, and why the panel SCCR must meet or exceed the available fault current at its terminals.
Read article →What actually goes wrong with existing arc flash studies, from a licensed PE who reviews them. Ten problems I find in the field, and what each one means for your numbers.
Read article →Do transformers require arc flash labels under NEC 110.16? Learn when transformers may need evaluation and whether labels belong on the primary or secondary side.
Read article →Panelboards are one of the most commonly overlooked gaps in arc flash labeling. Here's when NEC 110.16 applies, why panels get missed, and what inspectors may look for.
Read article →What arc flash labels must include under NEC 110.16: system voltage, arc flash boundary, incident energy or PPE level, and assessment date. Plus what equipment needs labels and what fails inspection.
Read article →Learn when arc flash studies should be updated under NFPA 70E, what system changes trigger updates sooner, and how outdated labels create compliance and safety risks.
Read article →Arc flash labels contain critical safety data. Here is how to read incident energy, working distance, arc flash boundary, and PPE requirements correctly.
Read article →Arc flash study costs vary based on system size, site access, travel, and deliverables. Here's what actually drives the price and what to watch out for when comparing quotes.
Read article →Manufacturing facilities face higher arc flash risk. Here's what NFPA 70E requires and where most facilities fail compliance audits.
Read article →Arc flash incidents hospitalize 5-10 electrical workers daily. Learn which PPE actually protects you and avoid becoming a statistic. PE-verified guidance.
Read article →Most arc flash studies take 2 to 6 weeks. Learn what drives the arc flash study timeline, what causes delays, and how to keep your study on schedule.
Read article →Most arc flash labels fail inspection under the 2026 NEC. See what inspectors actually enforce, what equipment needs labels, and how to avoid delays.
Read article →The study isn't the cost. The incident is. Learn what an arc flash study includes, what it costs ($3,500–$22,000+), and why the ROI is straightforward risk management.
Read article →Your arc flash labels were accurate the day they were printed, but utility changes can silently invalidate them. Here's how it happens and what to do about it.
Read article →A short circuit study caught three equipment rating problems in the field: an invalid series combination, a breaker with the wrong voltage rating, and an unverified transfer switch rating. Here's what to look for.
Read article →A short circuit study is the foundation of electrical safety. Learn why it matters for code compliance, equipment protection, and arc flash analysis.
Read article →Keep your facility safe, compliant, and running smoothly. Five practical tips covering arc flash studies, labeling, training, written safety programs, and power system reviews.
Read article →What is arc flash? A sudden, violent burst of heat and light capable of reaching 35,000°F. Learn the causes, dangers, and prevention methods.
Read article →EV charging station design looks straightforward until you're deep in a real project. Here's what actually matters, including split system conduit design to utility coordination and conductor derating.
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