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New 250kw charge

Hebert

Member
Apr 28, 2019
135
124
Seattle, WA
It appears that the car needs rev G or H to get the highest charge level. Take a look behind the front right wheel to see what revision level you have.
 

BM3B

“beaver”
Mar 8, 2019
703
847
Los Angeles, CA
Anyone know for sure? I am looking at inventory vs. new order for X. I think I will go with new order to make sure I get the new thicker wiring that allows 250 kW charging. Any advice welcome.
 

InternetDude

Member
Nov 5, 2014
784
485
Yes
I’d really like to see the charge curve of the new S/X charging versus the 3/Y, I suspect the 3/Y newer battery will charge at higher rates for longer periods of time. The S/X battery was never designed for those kinds of charging speeds so I think it will be short-lived. Unlesss they’ve changed the battery chemistry to match 3/Y without telling the public...??
 

verygreen

Curious member
Jan 16, 2017
2,900
11,263
TN
I am not sure if that’s right. On my model 3 I sustained 250 kW for 5 min. We have to wait to see the charge curves. It’s not a huge deal yes but if I can choose I will take the newest X with peak charging speed. Why not?
that's on a model 3 (and even then the total time difference is negligible unless oyu are charging to 50%). A different story on S/X.

https://twitter.com/greentheonly/status/1280216007236255750
 

BM3B

“beaver”
Mar 8, 2019
703
847
Los Angeles, CA
that's on a model 3 (and even then the total time difference is negligible unless oyu are charging to 50%). A different story on S/X.

https://twitter.com/greentheonly/status/1280216007236255750
It is highly variable, you need to have a hot battery (driving or on route warming) and be at 8% SOC or lower, then you may get 250 kW until 20-25%. It is a small benefit unless you are driving fast and keeping the battery between 5-50%. I agree it’s more valuable to be at 150 kW until 60% instead of dropping. Cool to see the 200 kW +, I was capped at 147 kW on my rental last year for a big road trip.
 

verygreen

Curious member
Jan 16, 2017
2,900
11,263
TN
I was capped at 147 kW on my rental last year for a big road trip.
that's typical for v2 superchargers, they never really reach 150kW for me either, but 147 is pretty close to 150 and perhaps the missing 3kW are just "spent" on HVAC working at max capacity to keep the battery from boiling over.
 

Zorg

Active Member
Oct 24, 2017
1,348
1,204
Fremont, ca
Well, if the 250KW peak charge is like the 200KW peak charge on E type pack, you'll see the peak charge rate for a few seconds around 25% SOC and it'll drop off very quickly down to below unpaired V2 charging speeds by 30% SOC. Unless things have changed, it's really a gimmick on S/X.
 
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InternetDude

Member
Nov 5, 2014
784
485
Yes
...and it'll drop off very quickly down to below unpaired V2 charging speeds by 30% SOC. Unless things have changed, it's really a gimmick on S/X.
A lot of things are gimmicks with Teslas :p fart mode, games, "peak" charge rate on S/X, "full" "self" driving LOL etc. Prospective new owners eat this stuff up.

I took a drive earlier this week and plugged into a v3 SC in my 2018 P100D. I started at 10%, it peaked at 154kW for mere seconds at 15% and it was all downhill from there. I realize the battery is not that "new" but the car has under 10K miles on it so it is "kind of" new. By 20% it was down around 123 kW.

Peak charge rate doesn't mean that much on S/X until it gets 3/Y battery cells.
 
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