Supply/extract air volumes and input powers

Figure 1. Fan supply and extract air volumes, aluminium heat recovery cell

Figure 2. Fan supply and extract air volumes, enthalpy heat recovery cell

Figure 3. Fan’s supply and extract air volumes, MyVallox 245 CFi VKL

The recommended SFP (Specific Fan Power) rate is <1.8 (kW m³/s). At a lower total pressure, the SFP rate is lower.

Table 1. Input power, aluminium heat recovery cell
	l/s	m³/h	Pa	W
Min	30	107	102	35
Mid	125	450	192	149
Max	211	760	208	316

Table 2. Input power, enthalpy heat recovery cell
	l/s	m³/h	Pa	W
Min	29	105	75	22
Mid	126	452	165	135
Max	217	782	210	311

Table 3. Input power, MyVallox 245 CFi VKL
	l/s	m³/h	Pa	W
Min	30	107	82	25
Mid	125	450	169	142
Max	181	651	254	313

You can calculate the operating-point-specific input power with the Vallox MySelecta product selection program.