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Last seen: May 31, 2026
We used to have an Indra V2G/H charger, and a leaf, got them in 2020 I think. We had the charger for 3 years, then gave it away as a spare - the comp...
On old (non inverter) compressors there’s sometimes a ‘start’ capacitor thats briefly put in series with a secondary coil, to encourage the compressor...
Like any electrical component, an SPD may fail. They're generally Metal Oxide Varisters (MOV), and over repeated high voltage spikes tend to slowly d...
Power limits are very common in France, typically 9kVA for a household, although anything from 3-36(3phase) is perhaps available. The higher the kVA ...
@transparent I do like the safety first precautionary approach. We could do with it in other aspects of life (PFC's, CO2 emissions...). I trust a ba...
@batpred Below is a simplified problematic RCD circuit I ‘found’. The trigger is the difference between L and N currents, which is then amplified u...
Thanks for the clear explanation @transparent. I think I agree with two sides of this issue: There is a risk that when a unidirectional rcbo/rcd tr...
The risk with an rcbo is that the cheap normal ones use a tiny transformer to create a signal if there is a difference in current between L and N cabl...
A blower door test typically pressurises the home to +/-50Pa relative to outside, and measures the airflow required to achieve this in m^3/hour. Usin...
The underground gas pipes near us are all being replaced, with our street around the time we removed it from our house altogether! I think the gas...
I think home batteries are now very inexpensive, £1000 will get you 16kWh from Aliexpress - I expect +shipping, £1400 all in price from fogstar in the...
Octopus removed our gas meter for free a couple of years ago - leaving a capped plastic pipe sticking out of the ground inside the old meter box. I k...
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RE: Electricity price predictions
The press release says how it is funded for this financ...
By JamesPa , 1 hour ago
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RE: Missing flow temperature in Heat Geek proposal
@editor I went through HG website, so should be ok for ...
By sttpd1917 , 2 hours ago
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Who did the Freedom Heat Pump cloud server and what did...
By Mars , 2 hours ago
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RE: Samsung heat pump - data cable issue
+1 CAT5 and 6 work absolutely fine for RS485 until th...
By bobflux , 3 hours ago
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RE: Who's your electricity provider and what's your tariff?
Reading between the lines of what octopus are doing wit...
By JamesPa , 4 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
@jamespa Years ago, I used to attend location recording...
By Toodles , 4 hours ago
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RE: Air to air bus grant installer anywhere
The through wall two hole ones have their place (listed...
By EtchedPixels , 5 hours ago
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I hope it goes ok, Hon can be hard to set up IF the sof...
By Graham Hendra , 6 hours ago
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@clockworks Hi, So there is a big difference between st...
By ASHP-BOBBA , 6 hours ago
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@editor wellvery comprehensive answer. I will get all i...
By Keithb , 9 hours ago
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
all good advice I will follow this up
By PaulC , 10 hours ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 1 day ago
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RE: Existing Solar Panel installation - structural roof calculation check
What will also happen is that they see that there is so...
By EtchedPixels , 2 days ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
It's a great looking piece of kit and the 5kw is very q...
By avenir , 3 days ago
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