Vents VUT 400 HB EC A21

Horizontal air handling units with a counterflow polystyrene or enthalpy heat exchanger

	Unit of measurement	VUT 400 HB EC A21
Connected air duct size	mm	200
Minimum supply voltage	V	230
Maximum supply voltage	V	230
Power supply frequency	Hz	50/60
Rated power	W	289
Unit current	A	2.1
Maximum airflow	m³/h	540
Sound pressure level LpA at 3 m	dB(A)	27
Heat recovery efficiency, max	%	98
Heat exchanger type	-	Counter flow
Heat exchanger material	-	Polystyrene
Weight	kg	74.8
Extract filter	-	G4
Supply filter	-	G4+F7
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	%	80
Ingress protection rating	-	IP22
Ingress protection rating of the drive	-	IP44

Trademark	Vents
Model	VUT 400 HB EC A21
Specific energy consumption (SEC) (kWh/(m²/a))	Cold		Average		Warm
	-81.6	A+	-42.5	A+	-17.5	E
Type of ventilation unit	Bidirectional
Type of drive installed	Variable speed
Type of heat recovery system	Recuperative
Thermal efficiency of heat recovery (%)	88
Maximum flow rate (m³/h)	480
Electric power input (W)	240
Reference flow rate (m³/s)	0.092
Reference pressure difference (Pa)	50
Specific power input (SPI) (W/(m³/h))	0.268
Control typology	Local demand control
Maximum internal leakage rates (%)	2.7
Maximum external leakage rates (%)	2.7
Declared typology	RVU BVU
Sound power level (dB(A))	41
The annual electricity consumption (AEC) (kWh/a)	Cold		Average		Warm
	724		187		142
The annual heating saved (AHS) (kWh/a)	Cold		Average		Warm
	9100		4652		2104

Datasheet

"VENTS VUT/VUE HB/HBE EC" product description 04-2024

2.16 Mb

Manual

"VENTS VUT/VUE HB/HBE EC" user's manual 11-2023 (V109-2EN-01)

4.42 Mb

Manual

"Modbus table for connecting A21 automation to BMS" user’s manual 09-2022 (V55-8-1EN-02)

167 Kb

Manual

"Wireless control system A21" user’s manual 02-2023 (V55-8EN-05)

504 Kb

BIM/CAD models

VUT/VUE HB/HBE EC

1.56 Mb

Image

VUT 400 HB EC A21 - image 1

444 Kb

ØD	B	B1	B2	H	H1	H2	L	L1
197	682	248	217	504	201	141	1094	1191

Control Panels for AHU

Name	Photo	Description
Vents A25		Touch screen control panel for controlling industrial and residential air handling units
Vents A22		Control panels for controlling industrial and residential air handling units
Vents A22 WiFi		Control panels for controlling industrial and residential air handling units

Sensors

Name	Photo	Description
Vents HV2		Humidity sensor
Vents CO2-1		CO2 sensors
Vents CO2-2		CO2 sensors
Vents HR-S		Electro-mechanical humidistat

Electrical heaters

Name	Photo	Description
Vents NKD 200-1,2-1 A21 V.2		Inline supply air reheaters with external control
Vents NKD 200-1,7-1 A21 V.2		Inline supply air reheaters with external control
Vents NKD 200-2,0-1 A21 V.2		Inline supply air reheaters with external control
Vents NKP 200-1,2-1 A21 V.2		Inline heaters for heat exchanger frost protection
Vents NKP 200-1,7-1 A21 V.2		Inline heaters for heat exchanger frost protection
Vents NKP 200-2,0-1 A21 V.2		Inline heaters for heat exchanger frost protection

For round ducts

Name	Photo	Description
Vents SR 200/600		Silencers made of galvanized steel filled with non-combustible sound-absorbing material
Vents SR 200/900		Silencers made of galvanized steel filled with non-combustible sound-absorbing material
Vents SR 200/1200		Silencers made of galvanized steel filled with non-combustible sound-absorbing material

For round ducts

Name	Photo	Description
Vents KOM 200		Backdraught damper with spring-loaded plates for shutting off air flow in round air ducts
Vents KRV 200		Air dampers for automatic air flow control in round ducts

Electric actuators

Name	Photo	Description
Vents Belimo TF230		The actuators are designed for controlling air dampers with cross section up to 0.4 m² performing protection functions

Other accessories

Name	Photo	Description
Vents SF 600x205x48 G4		Panel filter G4
Vents SF 600x205x48 F7		F7 panel filter