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Month: February 2023

VIDEO 186 – OVERCURRENT DIFFERENCES – OVERLOAD – SHORT CIRCUIT – EARTH FAULT – WHAT ARE THEY AND HOW DO THEY WORK?

Posted on February 26, 2023

To view this video, OVERCURRENT DIFFERENCES, click on the link below https://www.youtube.com/watch?v=A9Zze4uNgRw What is an overcurrent? What do we actually mean when we talk about overcurrents? New starters in the trade, and even the occasional more experienced electrician, will get confused by the different terms and it is important that we use the correct terminology…

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VIDEO 185 – SPD – SURGE PROTECTIVE DEVICES – WHAT ARE THEY – PROTECTIVE DEVICES PART 3 – HOW THEY WORK – WHAT THEY DO

Posted on February 19, 2023

To view this video, SPD – SURGE PROTECTIVE DEVICES, click on the link below https://www.youtube.com/watch?v=CCZJ0CPOR2U This is part 3 of our mini series on protective devices. There are many protective devices available, and they tend to fall into very different protection style groups. Each group performing its own specialised functions. SPDs or surge protective devices…

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VIDEO 184 – BOND YES OR BOND NO – DO I BOND THAT OIL TANK – OR THAT WATER PIPE – AN EASY CALCULATION FOR SAFETY

Posted on February 12, 2023

To view this video, BOND YES OR BOND NO, click on the link below https://www.youtube.com/watch?v=nLl1qgyB7Mk In this LearnElectrics video we will take a simplified look at what we can do when we need to make a decision about equipotential bonding of conductive parts that are not part of the electrical installation. This is an important…

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VIDEO 183 – 110 VOLT YELLOW TRANSFORMERS – PLUGS AND SOCKETS – HOW TO WIRE THEM – HOW THEY WORK

Posted on February 7, 2023

To view this video, 110V YELLOW TRANSFORMERS, click on the link below https://www.youtube.com/watch?v=-tjRiVb1e5Q In this LearnElectrics video we will look at 110 volt plugs and sockets and how we should wire them up. We will also look at the yellow 110 volt transformers that are common on most work sites across the UK, and beyond,…

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  • VIDEO 188 – CONTINUITY TESTING AND INSULATION RESISTANCE TESTING – THE DIFFERENCES – THE REASONS – AND MORE
  • VIDEO 187 – OHMS LAW FOR TECHNICAL EXAMS – PART 2 – SERIES PARALLEL CIRCUITS – WITH WORKED EXAMPLES & PRACTICE QUESTIONS
  • VIDEO 186 – OVERCURRENT DIFFERENCES – OVERLOAD – SHORT CIRCUIT – EARTH FAULT – WHAT ARE THEY AND HOW DO THEY WORK?
  • VIDEO 185 – SPD – SURGE PROTECTIVE DEVICES – WHAT ARE THEY – PROTECTIVE DEVICES PART 3 – HOW THEY WORK – WHAT THEY DO

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