plugwash's latest activity

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    I don't see how installing a ring circuit with a '20A-rated' connector is fundamentally different from installing a ring circuit where...
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    In the video he essentially states two things. One of which he backs up with a reference and one of which he doesn't. He states that...
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    plugwash replied to the thread Shared earth conductor.
    Two independent faults in two different circuits within a second of each other would indeed be extremely unlikely. The harder question...
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    plugwash replied to the thread Age of installation.
    Harmonised colours for fixed wiring in the UK were introduced in 2004, with a two year transition period, so red/black was considered...
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    Lots of things are sold that could be unsafe if misused. There will always be a compromise between protecting idiots from themselves...
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    Well I just bought some rapid fix sockets and my conclusion is that for small fine-stranded conductors (I tried some 0.75mm mains flex...
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    plugwash replied to the thread Threshold for 3-phase supply.
    In rural areas it's not uncommon to see 11kV overhead lines with only two wires, so they can't feed a 3-phase transformer. Whether the...
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    plugwash replied to the thread Rewire..
    I did some searching and it seems that omicron advertise their "compano 100" for MCB testing, but it only has an output current of 110A...
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    plugwash replied to the thread Threshold for 3-phase supply.
    In general, a 3 phase cable will be cheaper than a single phase cable of the same power capacity Also domestic/small commercial intake...
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    plugwash replied to the thread Earth wire needed?.
    https://electrical.theiet.org/wiring-matters/years/2019/75-may-2019/mythbusters-4-double-insulated-cables/
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    plugwash replied to the thread Rewire..
    If the values and calculators I've found online are correct then it looks like a 2.5 CPC would be good for an 80A BS88 but not a 100A BS88.
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    plugwash replied to the thread Understanding fused spur.
    I feel the need to start from the beginning here. You should not design installations you expect to be overloaded. However...
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    There are certainly cases where one can see that an item exists, either with the MK1 eyeball or with the help of tools like mirrors or...
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