To view this video, Zs – TABULATED or MEASURED, click on the link below https://www.youtube.com/watch?v=YVT5d1d3Q8g We are sometimes asked about so called magic numbers, those numbers that will allow us to quickly calculate and determine certain electrical parameters without the need to start searching through many pages of the Wiring Regulations or the On-Site Guide….
Month: November 2021
VIDEO 099 – EXTENDING SOCKET CIRCUITS – RING and RADIAL
To view this video, EXTENDING SOCKET CIRCUITS, click on the link below https://www.youtube.com/watch?v=3mBXNBwpxXo There are many frequently asked questions to do with extending socket circuits… Can we extend a ring circuit, can we add to a radial circuit? What size fuse must it be and what size cables are permitted? How many sockets can I…
VIDEO 098 – 2 PLATE LIGHTING – ONE WAY and TWO WAY LIGHTING
To view this video, 2 PLATE LIGHTING – ONE WAY and TWO WAY LIGHTING, click on the link below https://www.youtube.com/watch?v=L1cyoqBLkeI How do we install a 2 plate lighting circuit? What is the difference between three plate lighting and two plate lighting? How do we wire up a two way switching circuit? In this video we will…
VIDEO 097 – GARAGE DOOR WIRING – MOTORISING THE DOOR
To view this video, GARAGE DOOR WIRING, click on the link below https://www.youtube.com/watch?v=1eqjPpjBNqA How do we connect the cables to a garage door motor? Which wires go to the motor, which ones to the switch and where do the phase and neutral wires go? And what can we do if the door goes up when…
VIDEO 096 – LIGHTING CIRCUIT FAULTS – SOME COMMON PROBLEMS and SOLUTIONS
To view this video, LIGHTING CIRCUIT FAULTS, click on the link below https://www.youtube.com/watch?v=S1Tzr5VX8-Q There are many occasions when a customer has problems with lighting circuits, but there is little to go wrong with lighting, the occasional lamp that blows, maybe the odd switch that decides to stop switching and that is about it. A lot…