Last seen: Aug 24, 2025
@david999 - Irrespective of the number of other lights also connected to that 6A MCB, if it's tripping only when the chandelier is getting hot then it...
Yes, we can come to loading factors and wind-lift later. That's substantially down to the choice of mounting rails and the rafters which the roof-br...
A standard wire-wound transformer will be at least 90% efficient, even if the coils have been hand-wound by a blind-man with three fingers missing. ...
Great questions @bretix and extremely wide in their scope.We will have to explore these avenues in a number of steps because there's not enough hours...
Is the transformer just that?... converting 240v AC to 12v AC? Or is it an 'electronic transformer'?... a switched-mode power supply in a plastic bo...
Erm @toodles the 'Head of Markets' title is what Ms Dykta has been called whilst still working for NG ESO.It's reasonably accurate, and matches the ro...
To some extent, yes. Anyone supplying energy to others requires a licence to do so, even if they're just a local non-profit Community Interest Company...
This is going to be a problem with NESO recruiting staff from the commercial sector (National Grid).They are probably unaware of how ingrained is that...
Givenergy had a visit from Ed Miliband MP in March'24.He was presumably doing his homework in advance of an election being called. When looking at C...
I think we're agreed on that point @johnmo Hydrogen produced from surplus renewable-generation is therefore a good example of a Locational Storage ...
'They' are no longer Ministers and civil servants creating policies in Whitehall. 'They' are the Directors and senior management of the National Ene...
To ensure we keep the physics in mind: 'Natural gas' has a Calorific Value of around 39 MJ/cubic-m, with a statutory minimum of 37.The CV of Hydroge...
Latest Posts
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RE: Mitsu Wireless Controller and MelCloud
Update: I have found that the contractor had changed on...
By DavidAlgarve , 6 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 7 hours ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 10 hours ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 11 hours ago
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RE: Rodents! A word of warning for heat pump owners
ChatGPT comments: Yes – u...
By Tim441 , 14 hours ago
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RE: Why so many sigenergi installer recommendations?
It’s a really simple answer, GivEnergy. Installers ...
By SAEnergy , 15 hours ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 1 day ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 2 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 3 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 3 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 4 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 4 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 4 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 5 days ago
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New heat pump heating system underperforming in Italy... Advice needed!
hi all, first post! I've just renovated a house in sout...
By robinlawrie , 6 days ago
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RE: Anyone still weathering it out with Agile?
I went to Agile when I had solar installed July last ye...
By NJT , 6 days ago
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RE: Say hello and introduce yourself
Whilst you're busy installing services (pipes and wires...
By Transparent , 1 week ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@editor I know it was formally announced at Ish the oth...
By PatrickVito , 1 week ago
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@moman0311 welcome to the forums. I've received your em...
By Mars , 1 week ago
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RE: Thermostat for Ideal Logic Air with 3 zone support
No harm at all in plumbing it as 3 zones, I would have ...
By JamesPa , 1 week ago
