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Joined: Jan 20, 2022
Last seen: Jul 24, 2025
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Topics: 16 / Replies: 2416
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RE: Ecodan - Legionella Operation Time and Target Temperature

The pressure release pipe to the outside is usually in copper. The crucial thing to note is that it shouldn't go through several right-angle bends.E...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan - Legionella Operation Time and Target Temperature

That tundish looks ok. They were more than just "a bit miserly" with the pipe insulation.They've breached the regulations. The rule is that all pi...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Jokes and fun posts about heat pumps and renewables

In a news update, a Police Spokesman has refused to be drawn on a cause of death. He said detectives were working on the assumption that the head an...

9 months ago
Forum
Well & Truly Off The Grid
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RE: Inverter control of power from batteries

Here's the relevant portion of the specifications table from the Nibe Installation Manual If the outside air temperature is 7°C and the ASHP Flow ...

9 months ago
Forum
Energy Storage
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RE: Inverter control of power from batteries

Export payments probably aren't the main function which you'd miss by not having a Smart Meter @homonid It's still commonly the case that Suppliers ...

9 months ago
Forum
Energy Storage
Reply
RE: Inverter control of power from batteries

Smart Metering is one of my specialist subjects @homonid 😎 It's possible that your home is one of the 320,000 sites where it is unlikely t...

9 months ago
Forum
Energy Storage
Reply
RE: EV cables over payments

Here are the relevant points from the Report published in Feb'24 from the Environment and Climate Change Select Committee: and This evidence f...

9 months ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: Ecodan - Legionella Operation Time and Target Temperature

The need to clear up behind the installer is dictated by two further factors. 1: If he's not fitted a bend-free route leading away from the tundish ...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Business case for a battery?

It does depend a lot on whether you have your own micro-generation.For most people that would be solar panels; but a micro wind-turbine or hydro-turbi...

9 months ago
Forum
Energy Storage
Reply
RE: Ecodan - Legionella Operation Time and Target Temperature

May I point out that many heating installers don't understand the role of a Release Valve and Tundish, and may not have seen them operating. The bes...

9 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Business case for a battery?

I've been looking at that Carbon Intensity data. The regional data is useful, but it's not at the granularity we require for GB to attain Net Zero. ...

9 months ago
Forum
Energy Storage
Reply
RE: Inverter control of power from batteries

Thanks for that information.... This affects the recommendations for inverter capacity. Whilst a typical 12kW ASHP might use 10A whilst running, i...

9 months ago
Forum
Energy Storage
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