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Last seen: May 6, 2023
What can you tell from a data sheet? One difference I can see is 5 year warranty vs powerwall 10 year. Good to see new developments hitting the ma...
Just a quick update - carried on monitoring the powerwall in tbc mode Last night it did not charge at all - first time I've seen that behaviour. S...
@toodles Re your earth bonding. I think the answer is in @transparent’s first reply. Leave it in place.
@transparent The diagram in the article isn't saying the earthing arrangement is always TN-S, I think it's saying the earthing arrangement becomes TN-...
Only those that have batteries capable of operating when the grid is down For sure I have an earth stake - added as part of the Powerwall battery...
We had a solaredge diverter as part of our PV system - it worked well. When we had Powerwall installed a couple of years later the diverter and the ...
Apologies to @toodles - thread has been well and truly hijacked. will try not to do it again
Maybe I have found a spoiler! I’m thinking the isolator in the neutral allows the system to be safely switched to island mode and back again. Onc...
@walkers-heatpump setting 19.5C as target temperature would keep it closer to 20 on average. Yes could go over half a degree but shouldn’t go under by...
@transparent Thanks for the detailed explanation. I looked into EV chargepoint earthing a couple of years ago when ours was installed. At the time t...
Thanks for the background @Transparent But they clearly do. To be honest I can see little difference between an earth spike and earth bonding t...
Just a bit more re powerwall earthing… The powerwall gateway includes a breaker to disconnect house live and neutral from incoming when there is a p...
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Degrees of Separation
Latest Posts
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RE: Who's your electricity provider and what's your tariff?
@old_scientist Have you ran the numbers as to which ...
By Papahuhu , 3 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 4 hours ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 6 hours ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 6 hours ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 7 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 24 hours ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 24 hours ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 2 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 3 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 3 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 3 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 4 days ago
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