Blauberg KOMFORT EC SB 350-E S21

Heat and humidity recovery air handling units

	Unit of measurement	KOMFORT EC SB 350-E S21
Connected air duct size	mm	160
Phases	-	1
Minimum supply voltage	V	230
Maximum supply voltage	V	230
Power supply frequency	Hz	50/60
Rated power	W	178
Unit current	A	1.4
Maximum airflow	m³/h	450
Sound pressure level LpA at 3 m	dB(A)	28
Heat recovery efficiency, max	%	91
Heat exchanger type	-	Counter flow
Heat exchanger material	-	Enthalpy
Weight	kg	64
Extract filter	-	G4
Supply filter	-	F7 (option: G4)
Transported air temperature (max)	°С	40
Transported air temperature (min)	°С	-25
Ambient air temperature min	°С	1
Ambient air temperature max	°С	40
Ambient air humidity max	%	60
Ingress protection rating	-	IP20
Ingress protection rating of the drive	-	IP44

Trademark	Blauberg
Model	KOMFORT EC SB 350-E S21
Specific energy consumption (SEC) (kWh/(m²/a))	Cold		Average		Warm
	-77	A+	-40.2	A	-16.6	E
Type of ventilation unit	Bidirectional
Type of drive installed	Variable speed
Type of heat recovery system	Recuperative
Thermal efficiency of heat recovery (%)	76
Maximum flow rate (m³/h)	390
Electric power input (W)	177
Reference flow rate (m³/s)	0.078
Reference pressure difference (Pa)	50
Specific power input (SPI) (W/(m³/h))	0.254
Control typology	Local demand control
Maximum internal leakage rates (%)	2.7
Maximum external leakage rates (%)	2.7
Sound power level (dB(A))	49
Declared typology	RVU BVU
The annual electricity consumption (AEC) (kWh/a)	Cold		Average		Warm
	716		179		134
The annual heating saved (AHS) (kWh/a)	Cold		Average		Warm
	8614		4403		1991