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Re:Tesla Faces Accelerating Rate of Model 3 Refunds by walrus01 on Monday June 04, 2018 @05:51PM (#17232916)
It's still not going to be able to pull anything more than about 1700W from a 120V 15A circuit. Maybe slightly more efficient but the bottleneck is the amperage capacity of the circuit. Think of 120V charging as exactly like a hair dryer.
Re:Tesla Faces Accelerating Rate of Model 3 Refunds by dougmany on Monday June 04, 2018 @06:08PM (#17233066)
We use 120 to charge our leaf. It charges at 4 miles per hour. Plug it in after a typical 40 mile day and it is ready in the morning.
Re:Tesla Faces Accelerating Rate of Model 3 Refunds by yuhong on Monday June 04, 2018 @05:52PM (#17232935)
AFAIK for EV charging it is ~1400W for a 15A outlet and ~1900W for a 20A outlet (because the load is continuous), and the difference between the two for the Model 3 is probably around two miles per hour or so.
Re:Tesla Faces Accelerating Rate of Model 3 Refunds by sfteus on Monday June 04, 2018 @06:16PM (#17233121)
Correct, assuming a dedicated circuit in the US, code dictates that it'd be 1440W and 1920W for a 15A and 20A outlet, respectively. Continuous loads can only pull 80% of the max circuit load.

In theory, you could also run a 100% rated breaker to pull more power, but the car would have to be able to support it as well.