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Last seen: Jul 3, 2026
@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...
@paultheheating How do you currently recoup the oil cost from the tenant and who pays the electricity bills? My understanding is the BUS grant is du...
@jeff The cost of an electric motor is pretty insignificant compared with cost of electricity it consumes in its operational lifetime. The cost of ins...
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Degrees of Separation
Latest Posts
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RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
Great news. Lack of refrigerant will certainly degrade...
By JamesPa , 16 minutes ago
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RE: Say hello and introduce yourself
@jandp awesome system I hope it works out well.
By Judith , 22 minutes ago
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RE: Vehicle-to-Home with a Heat Pump: Is the Technology Ready and Which EV Should I Buy?
I’m keeping an open mind still. Our system is AC not hy...
By Judith , 26 minutes ago
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RE: What is possible with FIT, SEG, Hate Pumps and Batteries?
On the right tariff, there is no reason a well installe...
By Old_Scientist , 2 hours ago
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RE: GivEnergy inverter tripping due to over-voltage?
It's worth also remembering (as @transparent partly cov...
By Majordennisbloodnok , 20 hours ago
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@transparent I would imagine that DW’s inverters are no...
By Toodles , 22 hours ago
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RE: Summer heat is becoming the new winter cold in the UK. What are you doing about it?
@judith Standard UK style plastic frame double glazing ...
By EtchedPixels , 23 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
@bobflux That's the stuff. The installer recommended tw...
By tomasmcguinness , 2 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
@chandykris Indeed, the elevated temperature does atten...
By Toodles , 2 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Anyone able to share the name of a competent independen...
By Papahuhu , 2 days ago
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I applaud you for this initiative; however, I can see a...
By L8Again , 3 days ago
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RE: Nook batteries from Octopus
Both of octopus' new batteries are Fox ESS units re-bad...
By sonosppp , 3 days ago
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The drawing is fine and perfectly understandable except...
By bobflux , 3 days ago
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RE: Design Of Cascade System Replacing Undersized ASHP
How does the installer propose to control it? Do Clivet...
By alincork , 4 days ago
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RE: IVT Greenline high pressure switch and electrical cassette errors
Can you post pics of the cassette and heat pum...
By alincork , 4 days ago
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