/ Product catalogue / Commercial and industrial ventilation / Inline fans / For rectangular ducts / VKPF / VKPF 4D 700x400
| Unit of measurement | VKPF 4D 700x400 | |
| Connected air duct size | mm | 700x400 |
| Phases | - | 3 |
| Minimum supply voltage | V | 400 |
| Maximum supply voltage | V | 400 |
| Power supply frequency | Hz | 50 |
| Rated power | W | 3630 |
| Unit current | A | 6 |
| Maximum airflow | m³/h | 6450 |
| Rotation speed at 50hz | - | 1320 |
| Sound pressure level LpA at 3 m | dB(A) | 65 |
| Weight | kg | 60 |
| Transported air temperature (max) | °С | 40 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP44 |
| Impeller material | - | Galvanized steel |
| Trademark | Vents |
| Model | VKPF 4D 700x400 |
| Type of drive installed | External MSD or VSD |
| Type of heat recovery system | None |
| Nominal external pressure (Pa) | 751 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 36.5 |
| Declared typology | NRVU UVU |
| Effective electric power input (kW) | 1.89 |
| Sound power level (dB(A)) | 85 |
| B | B1 | B2 | H | H1 | H2 | H3 | L |
|---|---|---|---|---|---|---|---|
| 700 | 720 | 740 | 400 | 420 | 440 | 480 | 780 |
| Name | Photo | Description |
|---|---|---|
| Vents SR 700x400 |
|
Plate silencer for installation in rectangular ducts |
| Name | Photo | Description |
|---|---|---|
| Vents FB 700x400 |
|
Rectangular panel air filters |
| Vents FBK 700x400-4 |
|
Rectangular bag air filters |
| Vents FBK 700x400-5 |
|
Rectangular bag air filters |
| Vents FBK 700x400-7 |
|
Rectangular bag air filters |
| Name | Photo | Description |
|---|---|---|
| Vents KG 700x400 |
|
Gravity valve for automatic airflow shut-off in round air ducts |
| Name | Photo | Description |
|---|---|---|
| Vents VVG 700x400 |
|
Flexible anti-vibration inserts for round air ducts |
| Name | Photo | Description |
|---|---|---|
| Vents PR 700x400 |
|
Cross-flow plate heat exchangers for rectangular air ducts |
| Name | Photo | Description |
|---|---|---|
| Vents SKRA 700x400/24 |
|
Mixing chambers for mixing (recirculating) part of the exhaust air with the outdoor air in the appropriate proportion |
| Name | Photo | Description |
|---|---|---|
| Vents NKV 700x400-2 |
|
Inline water supply air heaters or heater for air handling units with a rectangular cross-section |
| Vents NKV 700x400-3 |
|
Inline water supply air heaters or heater for air handling units with a rectangular cross-section |
| Name | Photo | Description |
|---|---|---|
| Vents NK 700x400-18,0-3 |
|
Rectangular electric inline heaters |
| Vents NK 700x400-27,0-3 |
|
Rectangular electric inline heaters |
| Vents NK 700x400-36,0-3 |
|
Rectangular electric inline heaters |
| Vents NK 700x400-18,0-3 U |
|
Rectangular electric inline heaters with control unit |
| Vents NK 700x400-27,0-3 U |
|
Rectangular electric inline heaters with control unit |
| Vents NK 700x400-36,0-3 U |
|
Rectangular electric inline heaters with control unit |
| Name | Photo | Description |
|---|---|---|
| Vents RRV 700x400 |
|
Air flow controllers |
| Name | Photo | Description |
|---|---|---|
| Vents RSA5D-6,0-M |
|
Three phase speed controller |
| Name | Photo | Description |
|---|---|---|
| Vents OKW 700x400-3 |
|
Rectangular inline water coolers |
| Name | Photo | Description |
|---|---|---|
| Vents OKF 700x400-3 |
|
Rectangular inline direct evaporative coolers |
