Last seen: Sep 13, 2025
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' ...
I'm unsure of the sources from which you derived your initial list, but I'm pleased to see it being altered as others contribute to this topic. Low-...
I'll have to think a bit about the balancing method. I'm not familiar with the Active-Balancer you're using.The ones I have here are the larger/newe...
No, it's the existing Seplos BMS which will be getting warm.It should be burning off the extra voltage through its resistors.The whole point of a pass...
Latest Posts
-
RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
It's the UK Government who want to set your heating sch...
By Transparent , 1 hour ago
-
RE: Humming sound on new install.
@jamespa this is the third attempt to sort the flexis a...
By AdamK , 1 hour ago
-
I agree with @jamespa. If you are not using the tank ...
By Old_Scientist , 2 hours ago
-
RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 16 hours ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 19 hours ago
-
I didn't want to say that, bus since you have said it n...
By JamesPa , 19 hours ago
-
RE: Midea ASHP – how to set weather compensation
Mostly, I think, but with some caveats. I set the TI...
By cathodeRay , 22 hours ago
-
RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 2 days ago
-
RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 2 days ago
-
RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 2 days ago
-
RE: Who’s Caved and Switched the Heating On Already?
@allyfish Dogs have owners - Cats keep staff. You are o...
By Toodles , 2 days ago
-
RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 2 days ago
-
RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 2 days ago
-
RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 3 days ago
-
RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 3 days ago
-
RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 4 days ago
-
RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 4 days ago
-
RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 4 days ago
-
RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 4 days ago
