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Last seen: Nov 11, 2026
We have a Tesla Powerwall 3 and Samsung 12kW heat pump, and we are on the Octopus Cosy tariff. Our highest usage this winter was around 45kWh and we...
This is perfectly normal. The outdoor temp sensor on my Gen 6 is identical. Mine reads reasonably accurately, maybe slightly on the low side (~0.5C ...
I believe you will need a separate earth if considering island mode for off grid operation (in the event of a power cut), which will need to pass an i...
@sunandair we operate a very similar overnight setback with our Samsung ASHP using a 3rd party wireless programmable room thermostat. The heat pump ...
Welcome @mickamills We too have an oversized 12kW Samsung heat pump installed on the ECO4 scheme. We cannot run continuously until outside temps fa...
@caron I can confirm that the power usage of the PW3 is quite high, and I was initially quite shocked at how high. Others have noted similar in discus...
Looking at your figures, I'm guessing you'd ideally need around 13.5-15kW of usable charge as an absolute minimum for a tariff like Cosy. That higher ...
I agree, I'm equally predisposed to a cold sunny winter's day over a milder wet day. Financially it's cheaper too - we can produce 10-15kW on a decent...
Not all "Heat Pumps" are created equal. Some outdoor units contain the circulation pump(s), others do not. The Samsung outdoor units does not contain ...
Not necessarily. Some more expensive batteries (e.g, GivEnergy, Tesla) also give access to more lucrative tariffs (Intelligent Octopus Flux), so one c...
We have solar, batteries and ASHP. We use seasonal tariffs. In the summer We use Intelligent Octopus Flux (we generate more than we consume, thus ar...
Following this discussion with much interest. We operate a set back, as much by necessity of having an over-sized heat pump, but also due to my Scro...
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Degrees of Separation
Latest Posts
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Should I change my cylinder when changing from a gas boiler to a heat pump.
I have 178 L Gledhill unvented cylinder which was fitte...
By David , 6 hours ago
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RE: Plug and play solar. Thoughts?
Impressions so far from the one I've installed are that...
By EtchedPixels , 7 hours ago
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@batpred The Daikin temperature probe protrudes from th...
By Toodles , 11 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 13 hours ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
They don't have to try. Our entire system is d...
By EtchedPixels , 13 hours ago
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RE: Why don't people choose heat pumps?
Fair enough. I guess I was thinking of pipes that run ...
By JamesPa , 13 hours ago
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RE: How Can I Prove Coal Was My Main Heating Source Without Receipts?
Got excepted for the grant now so thanks for the replie...
By Chilli304 , 17 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 18 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
Pretty much as I had guessed in my crude scaling from m...
By JamesPa , 21 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Well you have a vibration generator running at some fre...
By bobflux , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
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Six books in three years and I think I’ve now covered j...
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