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Drove by late this evening and no transformer yet. However I had to place another call to Tesla for a pried open 2B charging pedestal.
I believe all 12 of the Supercharger pedestals are the Urban type which will provide a maximum of 72kW.The configuration is 8 + 4 72 kW? chargers
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The location is directly behind the Starbucks and not so easy to find.
You may want to raise your suspension when entering this "back lot" or risk adding another scrape mark to the driveway and the bottom of your Tesla. You can also enter the "alley" off of Highway 9. It will be interesting to see how Tesla nav guides you the the chargers from Highway 17.
Too bad that there are so few Teslas in the Los Gatos area to make use of these chargers.
I think you are kidding about so fee Tesla in Los Gatos. They are the new BMWs. Yesterday I couldn't Ted 5 Tesla at the wholefoods intersection. This supercharger will be overwhelmed like Cupertino .they should have put in 20 like in Palo Alto .A couple of photos from today 9-12-18:
The configuration is 8 + 4 72 kW? chargers with a couple of "Tesla-envy" chargers in between.
Still nothing mounted on the transformer base.
Reasonably wide lanes, though they could use a little new paint.
Lots of shade (with potential leaf, sap, and bird droppings).
The location is directly behind the Starbucks and not so easy to find.
You may want to raise your suspension when entering this "back lot" or risk adding another scrape mark to the driveway and the bottom of your Tesla. You can also enter the "alley" off of Highway 9. It will be interesting to see how Tesla nav guides you the the chargers from Highway 17.
Too bad that there are so few Teslas in the Los Gatos area to make use of these chargers.
View attachment 334348 View attachment 334349
I think you are kidding about so fee Tesla in Los Gatos. They are the new BMWs. Yesterday I couldn't Ted 5 Tesla at the wholefoods intersection. This supercharger will be overwhelmed like Cupertino .they should have put in 20 like in Palo Alto .
When I left my bank this afternoon, I counted 7 Teslas in two blocks in Los Gatos.I think you are kidding about so fee Tesla in Los Gatos. They are the new BMWs. Yesterday I couldn't Ted 5 Tesla at the wholefoods intersection. This supercharger will be overwhelmed like Cupertino .they should have put in 20 like in Palo Alto .
I envision Tesla expanding that station to the whole parking lot, with a "first come first serve" basis on whether they can be ICE'd. The transformers would be upgraded to handle the load, and unless the % of Teslas supercharging exceeded about let's say some number Tesla picks like ~35%, all the cars could pull full power, but then the power would be meted out at over that concentration level. So, more urban SuperChargers than transformer provision, but still by far in the top transformer provisions for SuperChargers.Kidding? Obviously!
They're practically the Camry's of the South Bay.
Once the L.G. SuperCharger is on-line and the locals discover it, it's likely to see HEAVY usage...and a lot of queuing congestion along the narrow parking strip. Time will tell...
And it should be a boon to the local Starbucks (like it needs it) and a few of the other "Old Town Outskirts" businesses nearby.
I think you are kidding about so fee Tesla in Los Gatos. They are the new BMWs. Yesterday I couldn't Ted 5 Tesla at the wholefoods intersection. This supercharger will be overwhelmed like Cupertino .they should have put in 20 like in Palo Alto .
FInally! It is warm and humming away (connected to power).View attachment 335480 Transformer was finally set on the pad yesterday.
Another photo.FInally! It is warm and humming away (connected to power).
I also took photos.
View attachment 335748 View attachment 335749 View attachment 335750 View attachment 335751 View attachment 335752 View attachment 335753 View attachment 335754 View attachment 335755 View attachment 335756 View attachment 335757
Thanks so much for the pictures! Very informative!
You are correct that the lower circuit is the 12kV one.
I'm pretty sure the subtransmission circuit at the top of the pole is 60kV (but using 115kV class insulators).
A modern 12kV distribution circuit should be able to serve up to around 10MW of load, give or take a bit depending on the length of the circuit and other factors.Apparently, 24 SuperChargers and some slow chargers (L2) can easily be served by the lower lines of that pole, which we previously determined to be 12kV.
I guess a dedicated transformer direct from 60kV to the parking lot would be too much to ask. I wonder if that area was built in such a way to allow for future expansion. Perhaps the 60kV to 12kV transformers are specially located to allow precise management.A modern 12kV distribution circuit should be able to serve up to around 10MW of load, give or take a bit depending on the length of the circuit and other factors.
Excited to see this supercharger so close to being finished. Thanks for taking all the electrical pics; that's my favorite part of these installs!
I guess a dedicated transformer direct from 60kV to the parking lot would be too much to ask. I wonder if that area was built in such a way to allow for future expansion. Perhaps the 60kV to 12kV transformers are specially located to allow precise management.
10MW is 138 72kW SuperChargers assuming 100% efficiency; of course, they are not 100% efficiency. Assuming 90% efficiency, it is 125 SuperChargers. But the kicker is that those lines are shared with the neighborhoods around there, so not all 10MW would be available for charging pedestals. Their expansion to 24 pedestals would already take one fifth of all the circuit they just selected.
A 60kV transformer would be a lot larger and have large cooling fans, etc. Wouldn't be very popular with the neighbors...I guess a dedicated transformer direct from 60kV to the parking lot would be too much to ask. I wonder if that area was built in such a way to allow for future expansion. Perhaps the 60kV to 12kV transformers are specially located to allow precise management.
As long as PG&E doesn't attach too many customers to the circuit, it should be just fine.Will neighborhood lights start to dim once cars start charging?