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Averagesupernova's latest activity
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
Wood screw vs metal. Both are made for ribbed sheeting. Polycarbonate that matches the steel. Better pic of the type of ribs I...
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
I do. Unless that sheeting is different than I think it is. I'll snap a pic on a building I have and post it.
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
So is that some type of form underneath the clear sheets on top of the beam that goes across? Are they a substantial form? It's possible...
Aug 21, 2025
Averagesupernova
replied to the thread
Construction
Water sealing a large corrugated roof - after-the-fact
.
I'd like to see a few pix. Does it leak on every screw?
Aug 19, 2025
Averagesupernova
replied to the thread
Digital phase converters for running 3-phase motors
.
You cannot get 3 phase from single with just transformers. Scott Ts were common to go from two-phase 90° to the more commonly known 3...
Aug 18, 2025
Averagesupernova
reacted to
davenn's post
in the thread
Following up on the recent thread about Earth Resistance measurements
with
Like
.
Ahhh, you are not a amateur radio operator :smile: VK7 is the callsign prefix for Tasmania, Australia, I am in VK2 = NSW state ...
Aug 18, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
The point is that as far as I can remember on this forum I have never gotten a straight answer as to how the electrical system in the UK...
Aug 18, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
Both you and @sophiecentaur seem to be missing my point. Of course I realize that an RCD works by sensing unequal currents in the live...
Aug 18, 2025
Averagesupernova
reacted to
Guineafowl's post
in the thread
Following up on the recent thread about Earth Resistance measurements
with
Like
.
Yes, in all three systems the neutral/PEN is earthed at the transformer end.
Aug 17, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
Ok. Makes sense. So line and neutral do not float.
Aug 17, 2025
Averagesupernova
reacted to
Guineafowl's post
in the thread
Following up on the recent thread about Earth Resistance measurements
with
Like
.
I’d say you might be on a TT or TN-C-S system (see below), so in that case, no, but we can’t be sure yet. I also can’t yet explain your...
Aug 17, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
This is the one that confuses me. If it is expected that an RCD will trip, the system must be referenced to a ground rod someplace. The...
Aug 17, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
I see. This explains the confusion and seemingly contradictory explanations I have experienced in the past.
Aug 17, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
So what happens if you connect a resistive load such as an incandescent light bulb between live and the metal chassis of some known good...
Aug 17, 2025
Averagesupernova
replied to the thread
Following up on the recent thread about Earth Resistance measurements
.
This makes no sense in the context of this thread. If N and L are not referenced in any way then what is the point? Not possible. You...
Aug 17, 2025
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