The temperature rise ΔT is generally 30–50 °C. The cooling performance coefficient is 0.8 to 1.6, the heating performance coefficient is 1.2 to 2.5, and the heat transfer performance coefficient is 0.4 to 0.5.
The temperature rise ΔT is typically around 30–50 °C. The cooling efficiency coefficient ranges from 0.8 to 1.6, the heating efficiency coefficient is between 1.2 and 2.5, and the heat transfer efficiency coefficient is between 0.4 and 0.5.