3 ms·
Nope. The really good heatpumps (air conditioners) have a COP of 4 at -7 degrees celcius and a room temperatur of 20 degrees celcius. In other words, with one
by valenterry 3y ago
Nope. The really good heatpumps (air conditioners) have a COP of 4 at -7 degrees celcius and a room temperatur of 20 degrees celcius.
In other words, with one part of electrical energy, they manage pull 3 parts of of heat energy from the outside air into the room. Hence, they use just 25% of the electrical energy that a electrical resistance heater would require.