The transformer-less inverter does not have the separation between AC and DC as in a transformer type. The Solar Modules do not have overcurent protection as in the AC system. So the wire has to be sized Isc x 156% all the way through the system or larger if required by the AC system.
--- On Thu, 2/25/10, Mick Abraham <[email protected]> wrote: > From: Mick Abraham <[email protected]> > Subject: [RE-wrenches] Transformerless inverters require special plug leads > on the PV modules, right? > To: "RE-wrenches" <[email protected]> > Date: Thursday, February 25, 2010, 12:54 PM > Hi, Mechanix~ > > Am I correct that the good ol' plug connector leads on > many solar modules are non-compatible with transformerless > grid-tie inverters? If so...which module mfrs have switched > to the different type of wire and how can I be sure? > > > > Specifically, would the 2010 Sharp 230 polycrystal or the > Yingli 230 polycrystal modules be properly equipped for use > with the x-formerless inverters? > > ...and...the next time I buy #10 sunlight resistant wire > for making up my own plug extensions...should I buy a more > exotic wire type and how do I know what will work? > > > > Thanks, > > Mick Abraham, Proprietor > www.abrahamsolar.com > > Voice: 970-731-4675 > > > -----Inline Attachment Follows----- > > _______________________________________________ > List sponsored by Home Power magazine > > List Address: [email protected] > > Options & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org > > _______________________________________________ List sponsored by Home Power magazine List Address: [email protected] Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org
