As was done in Canada in the early 1970s, and proved to be a major pain to any home owner since then. The original connection oxidized easily, creating hot spots and eventually fires. Took a special pigtail to fix this, and home owners were advised to either replace all wiring or be on the lookout for trouble spots.
On 12 December 2016 at 14:50, Ralph McDiarmid < [email protected]> wrote: > I've just come across this statement in a user manual for a small inverter > product: > > "Do not use aluminum. It has about 1/3 more resistance than copper cable > of the same size, and it is difficult to make good, > low-resistance connections to aluminum wire" > > I think both statements are wrong. Science Data Book by Oliver&Boyd, > lists resistivity of aluminum at about 1.5X that of copper. And, I don't > see why electrical connections would be less reliable using aluminum, > although, I do remember household wiring in the USA was done with Al some > years ago with questionable success. > > Thoughts? > > Ralph McDiarmid > Product Compliance > Engineering > Solar Business > Schneider Electric > > > > ________________________________ > This message was scanned by Exchange Online Protection Services. > ________________________________ > > - > ---------------------------------------------------------------- > This message is from the IEEE Product Safety Engineering Society emc-pstc > discussion list. To post a message to the list, send your e-mail to < > [email protected]> > > All emc-pstc postings are archived and searchable on the web at: > http://www.ieee-pses.org/emc-pstc.html > > Attachments are not permitted but the IEEE PSES Online Communities site at > http://product-compliance.oc.ieee.org/ can be used for graphics (in > well-used formats), large files, etc. > > Website: http://www.ieee-pses.org/ > Instructions: http://www.ieee-pses.org/list.html (including how to > unsubscribe) > List rules: http://www.ieee-pses.org/listrules.html > > For help, send mail to the list administrators: > Scott Douglas <[email protected]> > Mike Cantwell <[email protected]> > > For policy questions, send mail to: > Jim Bacher: <[email protected]> > David Heald: <[email protected]> > - ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <[email protected]> All emc-pstc postings are archived and searchable on the web at: http://www.ieee-pses.org/emc-pstc.html Attachments are not permitted but the IEEE PSES Online Communities site at http://product-compliance.oc.ieee.org/ can be used for graphics (in well-used formats), large files, etc. Website: http://www.ieee-pses.org/ Instructions: http://www.ieee-pses.org/list.html (including how to unsubscribe) List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <[email protected]> Mike Cantwell <[email protected]> For policy questions, send mail to: Jim Bacher: <[email protected]> David Heald: <[email protected]>
