That's handled by the Proximity connection, when the car sees this is connected it will not allow drive. (One of the 2 small pins on the connector)
On Tue, Sep 24, 2024 at 3:44 PM Ron <r...@jadero.com> wrote: > That all makes sense to me, but does it address driving away while still > connected? Or is there an interlock that prevents the car from moving while > connected? > > > On September 24, 2024 3:28:10 p.m. CST, "(-Phil-)" <p...@ingineerix.com> > wrote: > >> It's simple, you just have a mechanical lock like Tesla's original CCS to >> NACS adapter, you connect the DCFC to the adapter, and then when the >> adapter is connected to the car, a spring loaded pin or other device is >> pressed in by the body of the car's inlet that locks the DCFC whip to the >> adapter, then the car locks the adapter as it normally would. This then >> prevents removal until the car decides it's safe (all high-voltage is >> removed), then you can remove the adapter from the car, which then releases >> the spring pin, and then removal of the adapter is possible. That's all >> that's needed! >> >> Even if the DCFC can somehow stop the high-voltage in time when prox or >> pilot is lost, a fault in the EV, such as a welded contactor, could leave >> dangerous voltage present, so the electromechanical latch on the car is >> absolutely required for safety. CHAdeMO also has this, but they put the >> lock on the handle side rather than the car. CCS puts this on the car, >> which makes sense, as the car would usually have a lock anyway just to >> prevent people from disconnecting peoples cars without permission. >> >> This is already part of ALL DCFC standards, so all that's needed is for >> the adapter manufacturers to look at the standard and implement it safely, >> it's simple to understand if you are an Electrical Engineer, but they chose >> to design something unsafe instead. >> >> On Tue, Sep 24, 2024 at 11:17 AM Ron via EV <ev@lists.evdl.org> wrote: >> >>> Most of this discussion is either over my head or out of my wheelhouse. >>> That said: >>> >>> Would it work to have a locking connector combined with a tether >>> activated power disconnect and lock release? >>> >>> I'm envisioning a spring-wound reel of cord that trips a disconnect and >>> release in a safe and non-destrucive way before the cord end and cable ends >>> reach their limits. >>> >>> >> -- > Ron > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20240924/8ee81b6d/attachment.htm> _______________________________________________ Address messages to ev@lists.evdl.org No other addresses in TO and CC fields HELP: http://www.evdl.org/help/
