Vents VKM 250 E

Inline centrifugal fans in steel casing

	Unit of measurement	VKM 250 E
Connected air duct size	mm	250
Minimum supply voltage	V	220
Maximum supply voltage	V	240
Power supply frequency	Hz	50
Rated power	W	95
Unit current	A	0.47
Maximum airflow	m³/h	900
Sound pressure level LpA at 3 m	dB(A)	47
Weight	kg	6.2
Transported air temperature (max)	°С	45
Transported air temperature (min)	°С	-25
Ingress protection rating	-	IPX4
Ingress protection rating of the drive	-	IP44

Trademark	Vents
Model	VKM 250 E
Specific energy consumption (SEC) (kWh/(m²/a))	Cold		Average		Warm
	-52.9	A+	-25.8	C	-10.3	E
Type of ventilation unit	Unidirectional
Type of drive installed	Variable speed
Type of heat recovery system	None
Maximum flow rate (m³/h)	800
Electric power input (W)	96
Reference flow rate (m³/s)	0.156
Reference pressure difference (Pa)	50
Specific power input (SPI) (W/(m³/h))	0.189
Control typology	Local demand control
Maximum external leakage rates (%)	2.7
Declared typology	RVU UVU
Sound power level (dB(A))	67
The annual electricity consumption (AEC) (kWh/a)	Cold		Average		Warm
	100		100		100
The annual heating saved (AHS) (kWh/a)	Cold		Average		Warm
	5536		2830		1280