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Last seen: Oct 7, 2026
Is it possible that a guaranteed SCOP could potentially hide the fact the installed ashp is in fact undersized for the application?
With the mention of control by PLC, I know many Programmable Logic Controllers (PLCs) have a backup battery installed, but whether this spe...
@jamespa the rccb shown in your photo is a type AC. If you are looking for a device that works with EV chargers or solar PV (which requires bi-dir...
@sunandair I think you will also need to take account of the energy lost through Latent heat of fusion e.g. To turn 1 kg of ice at 0°C into water at ...
@transparent the eFiXX team posted s youtube video earlier this year on this subject. "We set out to do what no one should: try to destroy a lithium ...
@batpred my understanding is the current limit for hydrogen within the natural gas network in GB is 0.1% by volume, as set out under the Gas Safety (M...
@batpred This is part of the aims of the regulation (5) This Regulation aims to facilitate the penetration of renewable gas and low-...
@jeff You seem to have a grasp of all things regulatory, so what's you view....should we be keeping an eye on what our European neighbours are doing a...
@trebor12345 Yes, expect defrost cycles to initiate at evaporator temperatures between -20 and -35 degC depending on refrigerant gas, plant design and...
For an air-source heat pump the minimum evaporating temperature depends on the compressor design and the manufacturer’s operating envelope. Typical...
@crimson This youtube might be of help The narrator's voice sounds kind of familiar 😂
You might want to consider the following common faults: Air in the System/Pipes (Air lock): This is the most common problem. Trapped air prevents wa...
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Degrees of Separation
Latest Posts
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RE: tepeo ZEB UK Support & Info Thread
OK so ZEB is basically a variant on a storage heater, b...
By JamesPa , 2 hours ago
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RE: PV and battery long payback - sense check query
@energystoragetech it's highly improbable that @davidb ...
By Transparent , 8 hours ago
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RE: Heat Geek installations: share your experiences
@editor I suspect that the Heat Geek online quote is a ...
By AndrewJ , 8 hours ago
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RE: Adding additional Solar Panels to a DC coupled battery system
Ah, yes. Thanks for clarifying.
By Transparent , 9 hours ago
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RE: Replacing Storage Heaters with a Heat Pump in a Stone Cottage
Ah, that explains it. Thanks! Then I agree with ot...
By cathodeRay , 10 hours ago
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RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
@trebor12345 I have been meaning to get home assista...
By Batpred , 19 hours ago
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RE: Indevolt Batteries UK Support & Info Thread
SunSynk hybrid inverters also have the capability to as...
By Transparent , 22 hours ago
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RE: Is This Initial Free Quote From Octopus Trusted Partner Reasonable?
If you've got a sash window or a door you can remove th...
By EtchedPixels , 24 hours ago
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RE: Are We Sleepwalking Into Another Race to the Bottom?
Roughly how most air/air is done except that step 3 doe...
By EtchedPixels , 24 hours ago
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RE: Nook batteries from Octopus
@batpred If your energy use is low enough that just get...
By EtchedPixels , 24 hours ago
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RE: Missing flow temperature in Heat Geek proposal
I suspect 4 yrs ago, their approach had not got to this...
By Batpred , 1 day ago
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RE: battery storage without solar
Also don't forget that in you may not be able to use th...
By JamesPa , 1 day ago
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RE: Tesla Powerwall (2) Calibration Cycles
One practical safeguard is to separate the calibration ...
By EnergyStorageTech , 1 day ago
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RE: Getting closer to a finished Haier system
Apart from sealing the external Primary Pro joints and ...
By Singlespeed , 2 days ago
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