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adam
@adam
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Joined: Feb 15, 2025
Last seen: Jan 31, 2026
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Topics: 3 / Replies: 27
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

@transparent Hi Transparent diagram looks broadly correct I think. 1) in the event of a power failure nothing will work, I know that. Sigenerg...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Apologies I may have worded that badly... I meant we might in theory generate more than 6.4kw with the 10kwp array, however the we would always cap ou...

1 year ago
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Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Ooops - I have just re-read your reply and you said "wouldn't" advise... I mis-read that as "would"!!!! Ok I will leave it as it is then and focus o...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Architect brief was design (including the SAP calcs which took feedback from the ASHP and Solar suppliers), planning submission, and Building Control ...

1 year ago
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Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Hi Transparent Thank you for your comprehensive reply. I will check with the plumber about the LCT application, he has been dealing with the ASHP ...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Plumber did ASHP and calcs and spoke with builder regarding UFH design who did the UFH loops and manifolds and thermostats. It was the builder insist...

1 year ago
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Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

I had them set to "3" supplementary mode when they were using loads of electricity... The Chofu manual is indeed much more helpful, thank you, I had...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Im still typing up a very long reply having read the chofu manual which is extreemly helpful on the volumisers! I will post on that soon. In r...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Hi James thanks for the tip about the Chofu manual, I’m reading that now and will post again soon as it’s much more informative about the volumisers...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

Hi James Yes we run the UFH 24x7 other than twice a day when the DHW kicks in and disables it for 2 hours or so at a time. WC is set to on and def...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

@jamespa Hi James Yes we run the UFH 24x7 other than twice a day when the DHW kicks in and disables it for 2 hours or so at a time. WC is set to...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

@jamespa The thermostat on the tank is seperate to the DHW temperature so I can set either to whatever value I want. 45C on the tank seems adequat...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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