
Last seen: Aug 24, 2025
The graph I posted comes directly from a data-set supplied to me by a very senior engineer/manager at a DNO. He sent it to demonstrate the voltage var...
If it were that simple, that raises the question of why heat-pump manufacturers aren't installing capacitors. Perhaps it is that simple... but becau...
Read what @batalto said about his Pylontech batteries here
If DNOs were to install batteries to minimise phase-imbalance losses, they would need to be sited at local substations. There are 230,000 ground-mount...
I have been discussing the network losses with Western Power Distribution (WPD) over the past 4 years - a conversation which commenced with the Ofgem-...
If so... then probably best to discuss this further on the topic about sharing battery costs. From my own viewpoint, although I'm contributing infor...
So in light of what I've just written, perhaps you could approach your MP again, but this time make your complaint about Ofgem failing to act fairly i...
Thanks @derek-m Yes, I did understand the reference you made to the annual fee for a connection to the National Grid. May I expand on the concern wh...
Ofgem has done a couple of years of consultation and published a Decision which changes the way in which connection charges are calculated. The main...
The UK Government guaranteed to pay EDF a whopping £92.5 per MWh produced by Hinkley-C when the initial contracts were signed. Even though it's infl...
In the longer-term, the efficient use of electricity to power vehicles also depends where you live @morgan I'm in Western Power's SW Region. We ofte...
Like this @hughf ? I've depicted all the switches/MCBs as double-pole, and added a mains rotary isolator as stipulated by MCS rules. That may not ...
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RE: Sanity check please. Battery storage and inverter sizing.
Correct, the G99 imposes separate limits for the size o...
By Old_Scientist , 10 minutes ago
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RE: Rodents! A word of warning for heat pump owners
Thanks for this. My pipe insulation in my garage has...
By JamesPa , 13 hours ago
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RE: Why so many sigenergi installer recommendations?
I've noticed lots of love for them on YouTube too - I w...
By Old_Scientist , 15 hours ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 16 hours ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Forum Handle: EGP01 Manufacturer: Samsung Model: 8K...
By EGP01 , 2 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 2 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 , 2 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 , 3 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 , 5 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: Mitsu Wireless Controller and MelCloud
Well it has now become obvious that the installation of...
By DavidAlgarve , 6 days ago
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RE: Say hello and introduce yourself
Whilst you're busy installing services (pipes and wires...
By Transparent , 7 days 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
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RE: ASHP heat output monitoring
@carlo I see there is a discussion in Facebook user gro...
By Tim441 , 1 week ago