Last seen: Aug 7, 2025
That's interesting @allyfish. I'm puzzled how a 'knife switch' mechanism can be used effectively with high-voltage DC.When the circuit is broken by ...
@allyfish - what's the function of the two black rotary isolators at the top? Have you had that DC MCB installed yet?
Excellent. That's the same approach I'm using, albeit in a different area of energy technology - battery storage. 1: Collecting data like this wil...
Is it too late to rescue him?Or has he already passed the Event Horizon? 😪
That's why the accreditation/certification issue needs submitting to the Commons Committee. It's they who hold the government to account. The Chai...
Nor does any Local Planning Authority appear to have filed a submission to the House of Commons Committee which scrutinizes the Dept of Energy (DESNZ)...
Thanks for posting that datasheet for the Solax X1-hybrid @curliekatie The specification for the solar panel input to the inverter looked great unti...
Now you've understood a bit more of the background information @curlykatie may I suggest three 'next steps' 1: Stick to devices which are generic. ...
@iantelescope do you have any update of what you've attempted/achieved over the last 5 months?[My apologies for only just coming across your posts fro...
Interesting proposals @sicky I'm wondering why you think you'll need upstairs radiators in addition to ground-level UHF in a new-build house. Sinc...
Yes @curlykatie it can get quite confusing...which is presumably why you're here reading this! I need to pick up two points from what you wrote yest...
If I were in your position @curlykatie I would be applying online to the DNO for the required G99 Permission, based on the inverter and battery models...
Latest Posts
-
RE: Is your heat pump insured?
My home insurance renewal is due soon meaning I am doin...
By cathodeRay , 5 hours ago
-
New Vaillant aroTherm Plus in black - When will it come to the UK?
It looks like Vaillant are updating the aroTherm plus l...
By Sandy , 7 hours ago
-
RE: Planning Permission May 2025
Fair enough. I have read the legislation and MCS020a ...
By JamesPa , 8 hours ago
-
RE: Share Your Experiences with Heat Pump Manufacturer Support
Ive called most of them over the years. By far the best...
By dgclimatecontrol , 8 hours ago
-
RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?
An update on the Heatsava. It is the most difficult thi...
By heat-pump-newbie , 12 hours ago
-
RE: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
I've certainly seen that on their Ts & Cs page but ...
By Majordennisbloodnok , 1 day ago
-
RE: ASHP heat output monitoring
@carlo - not much better, is it. It looks more like a u...
By cathodeRay , 1 day ago
-
RE: Renewables & Heat Pumps in the News
this document extensively describes (in a non-blame, ne...
By Judith , 2 days ago
-
RE: Ecodan - Legionella Operation Time and Target Temperature
Once the white plastic cap is removed, my immersion loo...
By Old_Scientist , 2 days ago
-
RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 3 days ago
-
RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 3 days ago
-
RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 3 days ago
-
@ecobaker May I ask a question of you please. I too hav...
By Papahuhu , 3 days ago
-
It's unclear to me how the Smart Control project work b...
By Transparent , 4 days ago
-
RE: Have Consumers Been Lied to About the Efficiency of Heat Pumps Made in China?
@pavel, this isn't about discrediting Chinese products....
By Mars , 4 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
By JulianC , 6 days ago
-
RE: Is this just haze or something more?
I think the present somewhat cooler hazy days show the ...
By Judith , 6 days ago
-
RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
All noted and accepted and as I say I am sorry that you...
By JamesPa , 6 days ago
-
I think it is very much me that is sitting outside the ...
By Grantmethestrength , 6 days ago
