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Uk_pete_2000
@uk_pete_2000
Member
Estimable Member
387 kWhs
Joined: Nov 11, 2024
Last seen: Feb 16, 2025
Profile Activity
Topics: 1 / Replies: 68
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Reply
RE: 4 port buffer tank connections

@jamespa I'm very much in the anti buffer side and looking to revamp my system over summer to see about removing/replacing it in 2026. So I'm going to...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 4 port buffer tank connections

No probs. Looking at screen shot the system is running 55° at -2c to 54° at +16c This means this system is set up more like just using a set flow r...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 4 port buffer tank connections

@jamespa I was more concerned about the HP in the winter. I only run my HP for about 6-8 hrs a day and not overnight. So when the temp outside gets ...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 4 port buffer tank connections

@iraknic At 2 cubic meter/h that is around 33l/min, so the two pumps look like they are much the same flow. But when you stop a zone then flow...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 4 port buffer tank connections

@jamespa most HP recycle water around the system when its below say 4° but not supplying heat. To stop the water freezing. How does that effect the ...

1 month ago
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Air Source Heat Pumps (ASHPs)
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RE: 4 port buffer tank connections

@editor Even though we can see a reason to remove them, there's also a reason to keep then. I've found that they can help greatly in reducing defros...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 4 port buffer tank connections

If the pipe work is connected as per your diagram, then you need to get the installer back and make them change it. I would suspect it is more a flo...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

Thank you @mikefl that was what I was looking for. No problems with wires (I hope), as we put two sets out when it was installed, so just need to us...

1 month ago
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Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

Okay cheers, looking forward to reading more as you progress

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 R32 HPIDI17 performance in low temperatures

Okay understand now. Even though we get defrosting cycles we could reduce them by running the HP at a much lower flow temp. At present we try to run b...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Grant Aerona3 R32 HPIDI17 performance in low temperatures

@davidm06 forgive me but you must be freezing at 10c inside. Most people have it set to around 20•c

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

Have been able to find out what information you can get from the grant and also if anything can be 'set' ?

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
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