Our house has 100A service and we use a 30A car charger and have never popped our main breaker. On a hot day when the AC is likely to run, I'll hit the button o

Our house has 100A service and we use a 30A car charger and have never popped our main breaker. On a hot day when the AC is likely to run, I'll hit the button on my car charger to delay charging to the middle of the night when we won't be running the electric dryer or stove.