Blauberg KOMFORT Roto EC D 351 L S21

Air handling units with rotary heat exchanger

	Unit of measurement	KOMFORT Roto EC D 351 L S21
Connected air duct size	mm	200
Phases	-	1
Minimum supply voltage	V	230
Maximum supply voltage	V	230
Power supply frequency	Hz	50/60
Rated power	W	247
Unit current	A	1.62
Maximum airflow	m³/h	513
Sound pressure level LpA at 3 m	dB(A)	31
Heat recovery efficiency, max	%	88
Heat exchanger type	-	Condensation rotary
Weight	kg	72
Extract filter	-	G4 / Coarse > 60%
Supply filter	-	G4 / Coarse > 60% (option F7 / ePM1 60%)
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	-	IP22
Ingress protection rating of the drive	-	IP44

Trademark	Blauberg
Model	KOMFORT Roto EC D 351 L S21
Specific energy consumption (SEC) (kWh/(m²/a))	Cold		Average		Warm
	-83.9	A+	-41	A	-16.4	E
Type of ventilation unit	Bidirectional
Type of drive installed	Variable speed
Type of heat recovery system	Regenerative
Thermal efficiency of heat recovery (%)	80
Maximum flow rate (m³/h)	441
Electric power input (W)	211
Reference flow rate (m³/s)	0.087
Reference pressure difference (Pa)	50
Specific power input (SPI) (W/(m³/h))	0.294
Control typology	Local demand control
Maximum internal leakage rates (%)	2.7
Maximum external leakage rates (%)	2.7
Sound power level (dB(A))	51
The annual electricity consumption (AEC) (kWh/a)	Cold		Average		Warm
	156		156		156
The annual heating saved (AHS) (kWh/a)	Cold		Average		Warm
	8776		4486		2029