/ Product catalogue / Centralized air handling units / Counterflow commercial AHU / Suspended Units / VUT PBW EC / VUT 900 PBW EC R A21 DTV
| Unit of measurement | VUT 900 PBW EC R A21 DTV | |
| Connected air duct size | mm | 250 |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 442 |
| Unit current | A | 3 |
| Maximum airflow | m3/h | 1030 |
| Sound pressure level LpA at 3 m | dB(A) | 33 |
| Heat recovery efficiency, max | % | 88 |
| Heat exchanger type | - | Counter flow |
| Heat exchanger material | - | Polystyrene |
| Weight | kg | 112 |
| Extract filter | - | G4 |
| Supply filter | - | G4 (F7 option) |
| 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 | Vents | |||||
| Model | VUT 900 PBW EC R A21 DTV | |||||
| Specific energy consumption (SEC) (kWh/(m2/a)) | Cold | Average | Warm | |||
| 78.1 | A+ | 40.8 | A | 16.7 | E | |
| Type of ventilation unit | Bidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | Recuperative | |||||
| Thermal efficiency of heat recovery (%) | 79 | |||||
| Maximum flow rate (m3/h) | 930 | |||||
| Electric power input (W) | 442 | |||||
| Reference flow rate (m3/s) | 0.169 | |||||
| Reference pressure difference (Pa) | 50 | |||||
| Specific power input (SPI) (W/(m3/h)) | 0.261 | |||||
| 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)) | 52 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 720 | 183 | 138 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 8736 | 4466 | 2019 | ||||
| ∅D | B | B1 | H | L | L1 |
|---|---|---|---|---|---|
| 250 | 1351 | 1485 | 318 | 1349 | 1402 |
| Name | Photo | Description |
|---|---|---|
| Vents A22 |
|
The A22/A22 WiFi control panels are used for control of industrial and domestic air handling units with an A21 automation system. |
| Vents A22 WiFi |
|
The A22/A22 WiFi control panels are used for control of industrial and domestic air handling units with an A21 automation system. |
| Vents A25 |
|
The control panel with a sensor display |
| Name | Photo | Description |
|---|---|---|
| Vents HV2 |
|
Humidity sensor |
| Vents CO2-1 |
|
CO2 sensors |
| Vents CO2-2 |
|
CO2 sensors |
| Vents HR-S |
|
Electro-mechanical humidistats |
| Vents DPWC11200 |
|
Humidity sensor |
| Name | Photo | Description |
|---|---|---|
| Vents DPWQ30600 |
|
VOC sensors |
| Vents DPWQ40200 |
|
CO2 sensor |
| Name | Photo | Description |
|---|---|---|
| Vents SH-32 |
|
The hydraulic U-trap for condensate drainage from heat exchangers and coolers in ventilation and air conditioning systems |
| Name | Photo | Description |
|---|---|---|
| Vents SR 250/600 |
|
Silencer is applied for noise absorption produced during the ventilating equipment operation and spread along the ducting systems |
| Vents SR 250/900 |
|
Silencer is applied for noise absorption produced during the ventilating equipment operation and spread along the ducting systems |
| Vents SR 250/1200 |
|
Silencer is applied for noise absorption produced during the ventilating equipment operation and spread along the ducting systems |
| Vents SRF 250/600 |
|
Silencer is applied for noise absorption produced during the ventilating equipment operation and spread along the ducting systems |
| Vents SRF 250/900 |
|
Silencer is applied for noise absorption produced during the ventilating equipment operation and spread along the ducting systems |
| Vents SRF 250/2000 |
|
Silencer is applied for noise absorption produced during the ventilating equipment operation and spread along the ducting systems |
| Name | Photo | Description |
|---|---|---|
| Vents KOM 250 |
|
Spring-loaded backdraft damper for round ducts |
| Vents KRV 250 |
|
Air damper for air flow cut-off in round air ducts |
| Name | Photo | Description |
|---|---|---|
| Vents Belimo LF230 |
|
The Belimo LF series actuators are designed for controlling air dampers with cross section up to 0.8 m² performing protection functions |
| Vents Belimo TF230 |
|
The actuators are designed for controlling air dampers with cross section up to 0.4 m² performing protection functions |
| Name | Photo | Description |
|---|---|---|
| Vents USWK 3/4-4 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 3/4-6 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 1-6 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 1-10 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 1 1/4-10 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 1 1/4-16 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 1 1/2-16 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 1 1/2-25 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 2-25 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Vents USWK 2-40 |
|
The mixing unit USWK is designed for smooth heat medium flow control in ventilation systems equipped with water heaters or coolers for supply air temperature regulation |
| Name | Photo | Description |
|---|---|---|
| Vents SFK 647x274x27 G4 |
|
G4 pocket filter |
| Vents SFK 647x274x27 F7 |
|
F7 pocket filter |
| Vents SF 647x274x20 G4 |
|
Panel filter G4 |
| Name | Photo | Description |
|---|---|---|
| Vents NKP 250-3,0-1 A21 V.2 |
|
Heater for heat exchanger freeze protection |
| Vents NKP 250-2,0-1 A21 V.2 |
|
Heater for heat exchanger freeze protection |
| Vents NKP 250-1,2-1 A21 V.2 |
|
Heater for heat exchanger freeze protection |
