So, best to use a little step-down transformer on your TeslaTap... I have a "dry type" 240V to 32V 1kVA transformer and I wire the secondary in series with the primary so that when putting 277V on the series connection, it drops 32V and delivers a safe 245V from the primary winding.
On Tue, Sep 3, 2024 at 5:55 PM (-Phil-) <p...@ingineerix.com> wrote: > > Yes, I personally witnessed this happen at a Casino in Reno. Many Tesla > destination chargers are wired to 277VAC. > > On Tue, Sep 3, 2024 at 5:31 PM Cor van de Water via EV <ev@lists.evdl.org> > wrote: >> >> The only concern I would have with using a TeslaTap on an unknown >> destination charger is that you are not guaranteed that the charger >> won't damage your non-Tesla EV. >> Because the Tesla charger is specifically specified to allow anything >> between 100-277V so, while not common, some electrician may use a >> commercial site's 277V parking lot lighting connection to wire up a >> destination charger, making it very dangerous for any non-Tesla EV to >> plug in... >> >> On Tue, Sep 3, 2024 at 2:15 PM Rush via EV <ev@lists.evdl.org> wrote: >> > >> > There are currently lots of versions of the 'teslatap'. It is just an >> > adapter that changes one type of connection to another, Tesla inlet to >> > J1772 >> > plug. There are no resistors, diodes, PCB's or any electronic components in >> > it. That is because the J1772 L1 and L2 protocols are used by Tesla and all >> > the other J1772 EV's >> > >> > Years ago, in 2016, I tried to produce an injection molded Tesla to J1772 >> > Adapter but found it way beyond my financial means. I did learn how the >> > Tesla plug/inlet was able to accept both 120vac and HVDC using the same pin >> > connector. Tesla uses BalSeal type coil springs in adjacent configurations >> > to transfer the current from male to female connector so that there are >> > lots >> > of contact points for current transfer whereas the J1772 connector uses >> > just >> > a simple pin connector so that there are only 4 contact points for current >> > flow. >> > >> > Best, >> > >> > Rush Dougherty >> > TucsonEV >> > www.TucsonEV.com >> > >> > > -----Original Message----- >> > > From: EV <ev-boun...@lists.evdl.org> On Behalf Of Lawrence Rhodes via EV >> > > Sent: Tuesday, September 3, 2024 8:37 AM >> > > To: ev@lists.evdl.org >> > > Cc: Lawrence Rhodes <primobass...@sbcglobal.net> >> > > Subject: Re: [EVDL] Are you NACS-charging a non-Tesla >> > > >> > > I have used a TeslaTap at destination chargers for years, on a Leaf. >> > Lawrence >> > > Rhodes >> > > -------------- next part -------------- >> > > An HTML attachment was scrubbed... >> > > URL: <http://lists.evdl.org/private.cgi/ev- >> > > evdl.org/attachments/20240903/2c3dbd75/attachment.htm> >> > > _______________________________________________ >> > > Address messages to ev@lists.evdl.org >> > > No other addresses in TO and CC fields >> > > HELP: http://www.evdl.org/help/ >> > >> > >> > >> > _______________________________________________ >> > Address messages to ev@lists.evdl.org >> > No other addresses in TO and CC fields >> > HELP: http://www.evdl.org/help/ >> > >> _______________________________________________ >> Address messages to ev@lists.evdl.org >> No other addresses in TO and CC fields >> HELP: http://www.evdl.org/help/ >> _______________________________________________ Address messages to ev@lists.evdl.org No other addresses in TO and CC fields HELP: http://www.evdl.org/help/
