XPost: sci.electronics.design, sci.electronics.equipment   
   From: jamie_ka1lpa_not_valid_after_ka1lpa_@charter.net   
      
   Bob E. wrote:   
      
   >>run wire between the studs under the sheet rock from a knock out of the   
   >>subpanel up to the joist and down the wall under the rock where the   
   >>charger will be, even though in some places it is acceptable to bore   
   >>holes no more than a specific side in the studs to pass wire   
   >>horizontally, I would wouldn't recommend it. If you do decide on   
   >>this, use rigid with feed through stud supports that can be mounted.   
   >>   
   >>   THe charger should have knock outs on the back panel inside for the   
   >>power entrance. Most people in this case use a rung of romix. You   
   >>simply surface mount the charger with the entrance poking through inside.   
   >>   
   >>   I always thought a charger was an appliance and should have a   
   >>rubber cord with cap to a surface or recessed receptacle.   
   >>  Jamie   
   >   
   >   
   > The 100A circuit needed by the charger (the actual charger is in the vehicle   
   > -- this is really just a connector to the structure's 240 ac mains) requires   
   > 3 awg copper wire (4 awg ground). Some kind of conduit required, probably   
   > 1.25 inch. Romex not an option.   
   >   
   > Under the 'rock is difficult: water heater & furnace are between the panel   
   > and the charge station proposed location. Enough clearance over the 'rock but   
   > going "sub" requires much frustration, if possible.   
   >   
   > What's a "feed through stud support"? (Googling this gets hits relating to   
   > threaded electrical stud, not a 2x4...)   
   >   
   > Still think that surface mount except for the last 18 inches then going "sub"   
   > is the best option.   
   >   
   > These cars are 85 KWh capacities. Think "SLA charger times 10."   
   >   
   > Thanks.   
   >   
   Electrical Stud bushings.   
      
   Jamie   
      
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