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Last seen: May 31, 2026
Our battery is almost charged now - It's had 2A continuously for 4 days, so about 200Ah going into each cell. Now they are fuller, discrepancies are ...
@chickenbig Neat install ! I've now seen a construction vid from Seplos of the 280L. They don't directly show the base while filling it with cel...
Cycling is pretty much always going to happen during mild weather. Heatpumps tend to only modulate down to 30% or so of their peak capability - and t...
The spec of the one I have is 100mOhms, and I can read on it the cap values it uses - they are 3x 6.3V 2200uF per channel. The total charge transferr...
I bought a Seplos Mason 280L kit. The instructions were not that great - I ended up "inventing" a couple of details that were not in the instructions...
@transparent Piccy as requested, a pic of a few cells showing active balancer attached with fuses. The fuses are actually 3.75A 75V self resetting...
This vid (off grid garage) talks about cell compression versus life. In a nutshell: you cannot stop cells expanding a mm or so when full- 300kg (3kN...
I did made a heat meter - I used the tsic716 sensor (tho the one you point at is a lot cheaper, and similar accuracy, which is great). I connected tw...
@Iancalderbank Your heatpump is likely to have a flow-return temperature of around 5degrees. So under most dhw circumstances, the tank will have be...
It's often the case that people crank up the thermostat as it gets colder outside. I think the most significant reason for this is that the external ...
That brown plastic box is our fibre to the home inlet box. It just seemed a bit neater to stick it in the old gas box. The gas used to go off to th...
We had our gas meter taken out by Octopus a few months ago. It’s a plastic pipe rising up, capped off with a metal cap. The bit ringed in red is the...
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Degrees of Separation
Latest Posts
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RE: Siting of the external sensor on a heatpump
I agree. However I would also (primarily) expect that ...
By JamesPa , 8 hours ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
You should (almost) always reject having a buffer, by w...
By JamesPa , 11 hours ago
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RE: Navigating the World of Refrigerants In Heat Pumps: A Guide for Homeowners
Indeed we are invvestigating AC at present and are havi...
By Toodles , 15 hours ago
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RE: Is it the house or the equipment?
@majordennisbloodnok I do sympathise. On the original...
By springswood , 17 hours ago
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No, but the heat pump must be capable of delivering a S...
By JamesPa , 20 hours ago
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Sorry to hear about the problems, its going to be somet...
By JamesPa , 22 hours ago
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RE: Daikin ESPAltherma and Home Assistant installation
It's laziness lol The PV system is very chatty, meter...
By bobflux , 1 day ago
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
R (The R Project for Statistical Computing, I use it wi...
By cathodeRay , 1 day ago
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RE: Vaillant Arotherm Plus 7KW need a service on it
booked it with Vaillant. will use them until i can find...
By AdamK , 2 days ago
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RE: Adventures in heat loss calculations
I have seen it stated that the declared calorific value...
By JamesPa , 2 days ago
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RE: Two heating zones to one zone
@transparent Many thanks. The garage is fairly well ...
By Profzarkov , 3 days ago
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RE: Vaillant Aurotherm - Heater Wire Position
Ah, good point. I need to check if this was installed i...
By Batpred , 3 days ago
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@batpred thanks for getting a copy. Appreciate the supp...
By Mars , 3 days ago
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RE: Tell us about your Solar (PV) setup
We have a 6.56kW solar PV system (16x 410W panels) inst...
By Rob of York , 4 days ago
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