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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Jul 8, 2025
Topics: 17 / Replies: 2064
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RE: Massive Electricity Cost for Running My Air Source Heat Pump

@econonsense - that doesn't sound right at all. Can you give more details - size and make and model of heat pump, installation details, heat loss calc...

8 months ago
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RE: Heat pump monitoring

First defrost cycle of the new heating season (LWT drops below RWT): Note also how the 60min trailing COP drops from about four 12 hours earli...

8 months ago
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RE: Midea ASHP – how to set weather compensation

It is not either or, you can use both weather compensation and a timer. In my case, I have a fully open system (all TRVs always fully open, rads bal...

8 months ago
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RE: Heat pump efficiency v Outside Air Temperature

It's OK, that's what I thought you meant, same total kWh per year, and what I was picking up on was the fact that the winters haven't been the same, s...

8 months ago
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