Last seen: Sep 15, 2025
@chillybot - glad to see you here! 🙂 There are likely to be a number of different strategies which could ease the energy costs you are facing.When ...
Selecting a fuse is similar to choosing an insurance policy.Whilst they all claim to offer protection, some pay out better than others! Looking ...
Rats... I've just amended my diagram to better show the fuses and trips arrangement between inverters and batteries: There is a 6kW version of the...
We're probably both drawing diagrams at the same time. Can I post mine first?
You posted that diagram whilst I was writing the above! Yes, you've got the right idea...... but the SPF5000ES units in parallel must share the (lar...
Can you please define what you mean by that?The SPF5000ES is an off-grid inverter.When there is a grid-outage, all appliances which are powered from i...
I have just re-checked Xuba's Alibaba site, and it seems that they already have stock of LiFePO4 cells in a European Warehouse.The cost is slightly mo...
Yes, you are better off with 2x 5kW inverters, both in terms of cost and system resilience. If you don't actually intend obtaining income from expor...
I don't like the look of that MCCB you've located on ebay. There are a few clues which cause me to feel uneasy the part number on the front labe...
That part of the installation should be undertaken by a qualified electrician.So the cable size is their decision. They use look-up tables when deci...
Can I refer back to your first post in this topic? You stated your strategy was to use three battery packs.The only cables which have to carry a pos...
That will probably work fine, but is noisy and doesn't offer the optimal strategy. The output side of a fan has turbulent air.It's 'out of control' ...
Latest Posts
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RE: Testing new controls/monitoring for Midea Clone ASHP
I doubt it, many 'improvements' are quite the opposite....
By cathodeRay , 13 minutes ago
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RE: Heat Pump Damage on install - useable or dealbreaker?
A few years ago all external condensing units and monob...
By AllyFish , 15 minutes ago
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RE: Electricity price predictions
@julianc Expressed as a flow diagram, I suspect one wou...
By Toodles , 53 minutes ago
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RE: Big Changes Coming to Our Heat Pump System
@jamespa The dormitories at my boarding school (in Exet...
By Toodles , 56 minutes ago
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RE: Who’s Caved and Switched the Heating On Already?
In the last week, the external temperature in south Man...
By GrahamF , 16 hours ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 17 hours ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 17 hours ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
I hear you on the locality issue @transparent, and I ag...
By Scalextrix , 19 hours ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 20 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump Referring to the problem of rooms with diff...
By Tasos , 21 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 22 hours ago
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@damon thanks. I will do as you suggest. Hopefully I wi...
By bontwoody , 2 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 3 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 3 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 4 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 4 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 4 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 4 days ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 4 days ago
