The video gives a good overview, and refers to Supplement SB from UL 508A, which is a good resource. However, these are applicable to industrial control panels. It isn't clear that Brian's equipment would fall into that category. Assuming just industrial control equipment, would a short circuit test have to be performed to validate the rating?
On Fri, Oct 30, 2020 at 8:38 AM Douglas Nix < [email protected]> wrote: > I did a little hunting for you and found this video that explains the > process pretty well: > > https://youtu.be/v7W0JAp-XBQ > > -- > Doug Nix > [email protected] > +1 (519) 729-5704 <(519)%20729-5704> > > "He who closes his ears to the views of others shows little confidence in > the integrity of his own views." -- W. Congreve > > On 30-Oct-20, at 09:54, Brian Kunde <[email protected]> wrote: > > Greetings to all. I hope this finds you well. > > Once again the subject of SCCR has come up. I have struggled for years to > find a document or someone who can explain this to me. The bottom line is > I need to know how I would determine the SCCR for my product. In one case > in particular I am currently working on, it is a 3 phase motor-driven > industrial device. It draws less than 8 amps at 230V. Internal to the > device, we have three "CC" type fuses with a SCCR of 200KA. However, ahead > of that we have a lockout/tagout disconnect device that is only rated 10KA > SCCR. > > How exactly can I determine the SCCR of my device? > > Thank you all. > > The Other Brian > - > ---------------------------------------------------------------- > > 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) <http://www.ieee-pses.org/list.html> > 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) <http://www.ieee-pses.org/list.html> > 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]> > -- Scott Aldous | Regulatory Compliance Manager | [email protected] | 650-253-1994 - ---------------------------------------------------------------- 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]>
