square-the-voltages

Support more content

You'll like these too!

Thermostatic Radiator Traps

Paul Evans - Apr 15, 2021 1

Video tutorial: How a Refrigeration cycle works

Paul Evans - Jan 2, 2016 1

Why This Circuit Works When It Shouldn’t

Paul Evans - Jan 12, 2026 0

RTU Rooftop Units explained

Paul Evans - Nov 11, 2018 6

Electrical Resistance

Paul Evans - Jan 27, 2017 2

chiller components parts of a chiller evaporator compressor condenser expansion valve power unit controls

Chillers – Main components

Paul Evans - May 15, 2017 23

Latest Content

Why This Doesn’t Make You Safe

Paul Evans - Mar 11, 2026 0

Sponsored by Fluke. How RCDs and GFCIs prevent electric shock. Many people think a standard circuit breaker (MCB) protects them, but it only protects...

Why This Circuit Works When It Shouldn’t

Jan 12, 2026

Edison’s Missed Billion Dollar Idea

Dec 15, 2025

How to ACTUALLY Use an Oscilloscope (Beginner-Friendly Guide!)

Apr 28, 2025

How Electricity Works- For Visual Learners

Feb 26, 2025

Power Factor Explained – Your Electricity Bill Money Drain (Reactive Power)

Feb 17, 2025

Clamp Meter

Dec 11, 2024

Ground Faults

Nov 27, 2024