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• #927
Im picking up Model Y next week but will be living at inlaws in Northampton whilst we rennovate our house. Two questions:
How best to charge whilst there?
Whilst I have builders in what would I need to do to have house ready to have an external charger fitted to the house? -
• #928
Whilst I have builders in what would I need to do to have house ready to have an external charger fitted to the house?
Just a sufficiently rated cable I think... partner had the same when doing her place and it was just putting it on a separate fuse/breaker on the consumer unit.
Unless you have 3 phase power then I think you'll be limited to a 7Kw charger, so I'd think it's very similar to wiring in a posh induction hob. -
• #929
I’d just use the supplied UMC with an additional extension from tough leads if required.
As mentioned post above, you’ll need 6mm+ cable. I pulled mine under the floor and left a bit of scope to possibly move the charger in the future (we were unsure where to place it on the house/garage) The rest can be sorted afterwards, I had a Tesla charger fitted so needed a PEN device. Obvs spark will let you know what’s required.
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• #930
I see a few stories on SM saying from October it’ll cost you more to charge your car than filling with a tank of pertrol. Is this true or PR/ fearmongering?
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• #932
Pretty sure that's 100% bollocks, even without the mooted new price cap fix from Truss. I can't be arsed to work out exactly, but I think even if you used the most expensive commercial chargers it's not going to get there, certainly not using home tariffs.
Obvs I may be wrong from that link, but it also supposes no rise in petrol/diesel costs and not using off-peak home charging so is skewed IMO.
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• #933
RAC's fuel watch and charge watch suggest a drop is more likely in petrol/diesel costs:
https://www.rac.co.uk/drive/advice/fuel-watch/
and have done a similar summary for charging:
https://www.rac.co.uk/drive/electric-cars/charging/electric-car-public-charging-costs-rac-charge-watch/
The rate of change with public chargers is concerning, but it will likely peak at some point, before inevitable regulation. -
• #934
Interesting, I didn't realise electric cars cost anywhere near so much to charge. My car does just under 60mpg so even with something like a 50% increase in petrol costs it looks like it would still be about the same price to "fill" as an electric car.
I guess though (I have no idea) that EV tariffs are a lot cheaper?
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• #935
Agree about the cost of public charging.
From that RAC link:
cost per mile
Electric using rapid charge 10p
Electric using ultra rapid 12p
Petrol 19p
Diesel 21pThat seems a fair difference still even on ultra rapid charge
My home charging overnight is @ 7.2p/kwh so it costs £3.75 to fill up, for 200ish miles range = 1.8p per mile. When that goes up by 80% in Oct it'll still be dirt cheap compared with fuel.
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• #936
Seems like fear mongering given most electric car owners charge at home for fuck all. The low cost / mile is one of the most disruptive things about electric cars.
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• #937
Interesting, always assumed it was much cheaper
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• #938
It is at home. Pricier if you have to charge in public.
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• #939
the "electric will cost more than petrol soon" seems a strange take. I can't imagine anyone buying a full electric or plug in hybrid and planning on only using public charging points. Home charging is usually around £15 for a full battery, so 200 - 250 miles. Average car like a Ford Fiesta can do around 450 - 500 miles off a full tank, that's 42 litres for about £77. The price of electric would have to go up more than 2.5x from even the high point it is now before it starts being on par with petrol. And that's assuming ~30p/kwh, companies are doing electric car specific tariffs for about 7.5p/kwh, so that would need to go up over 7x to match.
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• #940
I get 27mpg driving a petrol xc60 in London and it costs me £110 to fill up
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• #941
planning on only using public charging points
Uh, I do and so do all the other owners without off street parking.
Get thee and thy driveway to the golf club.
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• #942
You can lock in Octopus Go with night charging at 7.5p kw/hr for 5 hours, and then 40p outside of that. That'll see me 150 miles at £2.60 with a 7kw wall charger.
That 7.5p is likely to rise to 10p so not much of a jump in relative terms.
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• #943
I can't imagine anyone buying a full electric or plug in hybrid and planning on only using public charging points.
My dad wants an electric car but has no off street parking. He plans to buy one when there are public charging points in the street.
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• #944
We’ve just got a plug in hybrid, the standard cable with it is a 3 pin plug, for out and about charging, how do I work out what’s the best cable?
Also home charging with this, all ok off a normal socket?
Finally across pavement parking best solutions? -
• #945
Also home charging with this, all ok off a normal socket?
Yes and no.
Best to install an EV charger if you have off-street parking.
You can run from a socket, but I melted mine... so buyer beware on that. There's a few posts about it earlier in this thread, and electricians I spoke to basically warned against doing this long-term as things are rated for peak load based on assumption of it being a spike/temporary load rather than a continuous load. That is, rating a home circuit, socket and plug for 13A (3KwH) expects only the use of a 3-bar heater (with thermostat), kettle or toaster... all of which only peak for 5 minutes at a time so things cool between peaks. But a Hybrid EV is going to be at peak for 2-5 hours. You can change plug sockets to cater for this, i.e. get rid of fancy aesthetic ones and go to the MK standard... but in reality, only use the granny lead for emergency top-ups rather than regular top-ups, never do it unattended, and if you have off-street parking get a charger installed as soon as you can, it will absolutely be worth it.
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• #946
I wasn’t sure if the home charging was just an issue with the standard leads or higher duty ones.
We don’t have off street parking, that’s one reason we went hybrid over electric.
Is your Volvo hybrid? We only got it yesterday and I have no idea best settings etc. -
• #947
Yeah, the Volvo is a twin engine thing... petrol up front and electric on the rear. They can run together as a hybrid, or they can run as pure electric (low range of 25 miles), or as majority petrol (super long range around 480 miles on the motorway, enough for London to Glasgow without topping up).
I don't have off-street parking... and needed to run the granny lead out of the window and across the front garden and path (under an anti-slip thing).
I no longer do that at all since melting the socket and plug.
Instead I will just always hunt for chargers at destinations using ZapMap. In London I have a strong preference towards PodPoint (typically free in supermarket car parks) or Ubitricity lamp post charging (reasonably priced, pay as you go with credit card, works extremely well without requiring an app).
I seldom run in pure electric due to having no reliable access to charging infrastructure and for Haringey being particularly bad on this.
I've not had a lot of success with Source London (nearly always occupied) or Polar (nearly always out of service or has issues with the app that prevent charging).
The hybrid is a huge piece of mind given that I can just fill up and carry on. A pure EV would still work without off-street parking so long as you never went below 50% charge... but with a hybrid the low range on pure EV is too low to fully survive on electric alone given the poor infrastructure and high contention to use what does exist.
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• #948
All pretty helpful. Ours is a Volvo too, in similar circumstance. We are in a house on a quiet street but uncertain after hearing the woes.
What cable do you use out? Or does it run from
the charger ie you don’t take your own? -
• #949
One of these things when out: https://www.amazon.co.uk/dp/B01N9CHY6H/
We leave it in the boot all the time.
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• #950
Thanks, given it’s fairly similar how quickly will it charge with that from dead, or perhaps what are the range of times?
And even the 50kw ones don't even seem to charge at 50kw.
I've used nearly every ESB 50kw CCS charger in London and was convinced for ages it was like the big wifi speed scandal, with speeds being nowhere near quoted and varying from charger to charger.
The new Ionic 4 that I've had to use and charge with work , actually shows you the live charging speed you're getting, and in the 10 or some times I've used it at various chargers, always using 50kw CCS, its never even for a second or two got to 40kw, ever, mostly hanging around 33-36.