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  1. K

    Definition of 'Low Voltage' and PoE implications?

    Being from a (mainly) digital electronics background I've rarely encountered dangerously high voltages. Sure, I've used plently of mains-powered PSUs in my time but anything more than 24v dc (more often +/- 12V) was bordering on the exotic! So, while most of my work involved 'intrinsically...
  2. K

    Earthing for a Vehicle Inverter

    Current DIY project is a van conversion in which I'm installing two leisure batteries, a B2B charger (to charge the leisure batteries from the vehicle battery/alternator when engine is running), a 200W solar panel and a 500W inverter. I'm using Victron units for the three main functions. The...
  3. K

    Bathroom Fan, LED lights & Dimmer

    Looking at this for a friend (honestly!). Bathroom has six LED ceiling downlights on two circuits of two lamps (over the bath) plus four lamps. Both circuits controlled by separate dimmers. The 4-light circuit also has an extractor fan wired to it. Basically, the 4-lamps + fan are not...
  4. K

    Pattress Box for 20mm Conduit - All Plastic

    I'm installing a number of workbench sockets and want to use horizontal 20mm plastic conduit between the pattress boxes. Sounds simple enough (I thought!) but I can't find any plastic pattress boxes with 20mm knock-outs on the sides, only on the top/bottom, which surprised me.  Surely I can't...
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