Last seen: Jan 14, 2025
@z8lccda if you're already favouring PV for your roof space because of wanting to go electric car and batteries (a good plan - having PV optimises bot...
@cathoderay I believe you need to look at it differently : for a flow rate of 1.5m/H, the system (i.e. the pump plus the head loss due to the HP itsel...
@mphb thanks - do you have a link to the latest manual? also if the later pump is higher efficiency but still fixed speed its still the same conversat...
@cathoderay there's some good stuff in here as far as I can tell from reading that, its a fixed speed pump for the primary side, locate inside the o...
@cathoderay @derek-m so, I've changed horses with regard to the COP and performance aspects. Using homeassistant I'm now pushing everything that I g...
I think we probably do: Energy goes -ve several times. This was calculated using 30second DT x 30 second flow rate. There are times when the compr...
@cathoderay can we please just agree to disagree over HA? I was purely responding to @bontwoody query regarding future use of modbus and previous use...
@bontwoody I put in the samsung modbus on day 1. my objective is to be able to take control of LWT, once I've got the system where I want it - the mo...
@bontwoody - replying to your question on the article - its easier to reply in the forum. 28mm plastic pipe inserts have a bore of about 21mm - so...
@marzipan71 yep, also allows you to run the cylinder at a much higher temperature if you want without risk of scalding. for example if you have spare ...
@marzipan71 you want something like this (I have exactly this one on my cylinder output). typically when called a "tempering valve". these are de...
@davesoa they do all work nicely together. example: today, my powerwall charged to 100% from grid by 0530 (intelligent octopus end time). the heat p...
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