--- In [EMAIL PROTECTED], Jon Elson <[EMAIL PROTECTED]> wrote: > turbulatordude wrote: > > >Hi, > > > >If I have a 24 volt, (12V-0-12) center tap transformer like the MPJA > >unit. > >http://www.mpja.com/productview.asp?product=7846+TR > > > >And isolate the center tap I get 24 volts. > > > >But when rectified, doesn't the current change also ? > > > >There is a note in the catalogue that for this wiring the amps are > >1.8x > > > >The catalogue refers to required ouput amps > > > > > >full wave bridge cap input filter 1.8x to required output amps > >full wave choke input filter = required output amps > >full wave, center tap, cap = 1.2x roa > >full wave, center tap, choke = 0.7x roa > > > > > Using the full winding means current flows in both ends of the winding > all the time. So, the current rating must go down. With full-wave > center tap, each half of the winding gets a rest 50% of the time, so > current rating goes up. I guess what they are saying here is that you > take the load current and multiply by these factors to get the rating > of the transformer. > > Jon
This is where I'm confused. If I use the full winding, 24 volts, do I really get 5.8 amps ? and with center tap, 12 volts, 8 amps but using a choke at 24 volts, I can get the full 10 amps ? I wish they would have said secondary output x (factor) = available ouput. Dave Addresses: FAQ: http://www.ktmarketing.com/faq.html FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/ Post Messages: [EMAIL PROTECTED] Subscribe: [EMAIL PROTECTED] Unsubscribe: [EMAIL PROTECTED] List owner: [EMAIL PROTECTED], [EMAIL PROTECTED], [EMAIL PROTECTED] Moderator: [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED] [Moderators] URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO OFF Topic POSTS: General Machining If you wish to post on unlimited OT subjects goto: aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if you have trouble. http://www.metalworking.com/news_servers.html http://groups.yahoo.com/group/jobshophomeshop I consider this to be a sister site to the CCED group, as many of the same members are there, for OT subjects, that are not allowed on the CCED list. NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........ bill List Mom List Owner Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
