Evaporator Temperature
Interested in hearing from others on their Heat Pump evaporator temperature just prior to a defrost. A few other bits of data might be useful. My details are:
Evaporator -23C. OAT -4C. Defrost cycle every 46 minutes. Southern England.
Hitachi Yutaki SCombi Heat Pump
(Indoor Unit ) RWD-3.0RW1E-220S-K
(Outdoor Unit) RAS-3WHVRP1
2024 build bungalow
Southern england
179 m2
High level of insulation
Underfloor heating
All 12 circuits are fully open all the time
1 thermostat in family room
7KW heat pump
50 litre buffer tank (4 port)
3.6KW solar panels
Energy used by heating 2527 KWh - 7527 KWh (SCOP 3.5 approx)
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