Engineering Insights

Surprising facts, myth-busters, and challenges that make you a better engineer.

12 insights published

All Deep Analysis Micro-Insights Myth-Busters Briefings Challenges

MYTH: Conduit Fill Rules Are Just About Physical Space

MYTH: A Bigger Transformer Is More Reliable Than a Right-Sized One

MYTH: Type B RCDs Are Unnecessary for Most Installations

MYTH: Solar PV Systems Don't Need Short Circuit Analysis

MYTH: A Higher kA-Rated Switchboard Is Always Safer

MYTH: You Can Always Use the Next Size Up Cable If Your Calculation Is Borderline

MYTH: Arc Flash Only Happens in High-Voltage Systems

MYTH: RCD/GFCI Protection Makes Earth Bonding Unnecessary

MYTH: A 20% Voltage Drop Safety Margin Is Good Engineering Practice

MYTH: Copper Is Always Better Than Aluminium for Power Cables

MYTH: Earth Electrode Resistance <5Ω Is Always Safe

MYTH: Aluminium Cable Is Always Cheaper Than Copper