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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Sep 1, 2026
Topics: 18 / Replies: 2975
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RE: Configuration issues with 10kW Midea R32 heat pump

You need to set the one shown in the photo you posted to ON, you will then get to choose which weather compensation curve (1-9), choose 9, that is the...

9 months ago
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RE: Setback savings - fact or fiction?

PS by visually merging the two tables as above, I ended hiding your kWh/K column, which does show the values per hour:     If you mu...

9 months ago
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RE: Setback savings - fact or fiction?

@adrian — thanks. I'll see what I can come up with. I don't think this is quite correct. The heat loss (and so, when the IAT is stable, the heat ...

9 months ago
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RE: Configuration issues with 10kW Midea R32 heat pump

It's not actually 'blank' and you have 'ZONE 1 H-MODE HIGH TEMP' (Midea-speak for your main circuit) set to ON as it should be. When it was first set ...

9 months ago
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RE: Setback savings - fact or fiction?

As long standing followers of this debate will know, theoretical assessments of whether setbacks achieve savings tend to suggest the savings are modes...

9 months ago
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RE: Configuration issues with 10kW Midea R32 heat pump

It is indeed. The same tales of woe can be heard in pubs up and down the land. None of my immediate neighbours has a heat pump (and one has just repla...

9 months ago
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RE: Setback savings - fact or fiction?

@adrian — can you expand a little, and show your actual workings, as I don't fully understand your method? Are you really using °K (Kelvin)? Also be...

9 months ago
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RE: Configuration issues with 10kW Midea R32 heat pump

Find another bit of metal in the room and put the back of your hand on that, you will then appreciate the rad is warmer that you first thought! Plus i...

9 months ago
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RE: Configuration issues with 10kW Midea R32 heat pump

To expand on what @benson has said about the lower end of the WCC, thee key point is the curve flat lines either side of the end points:   ...

9 months ago
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