/ Product catalogue / Commercial and industrial ventilation / Roof exhaust fans / Centrifugal / VKHC EC / VKHC 250 EC
| Unit of measurement | VKHC 250 EC | |
| Phases | - | 1 |
| Minimum supply voltage | V | 230 |
| Maximum supply voltage | V | 230 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 164 |
| Unit current | A | 1.25 |
| Maximum airflow | m³/h | 1500 |
| Sound pressure level LpA at 3 m | dB(A) | 54 |
| Weight | kg | 8 |
| Transported air temperature (max) | °С | 60 |
| Transported air temperature (min) | °С | -25 |
| Ingress protection rating | - | IPX4 |
| Ingress protection rating of the drive | - | IP55 |
| Size | mm | 250 |
| Trademark | Vents |
| Model | VKHC 250 EC |
| Type of drive installed | Integrated VSD |
| Type of heat recovery system | None |
| Nominal external pressure (Pa) | 336 |
| Maximum external leakage rates (%) | 2.7 |
| Static efficiency (%) | 60.1 |
| Declared typology | NRVU UVU |
| Effective electric power input (kW) | 0.162 |
| Sound power level (dB(A)) | 67 |
| H | ∅D | ∅D1 | L | L1 |
|---|---|---|---|---|
| 224 | 503 | 285 | 420 | 330 |
| Name | Photo | Description |
|---|---|---|
| Vents SR 250/600 |
|
Silencers made of galvanized steel filled with non-combustible sound-absorbing material |
| Vents SR 250/900 |
|
Silencers made of galvanized steel filled with non-combustible sound-absorbing material |
| Vents SR 250/1200 |
|
Silencers made of galvanized steel filled with non-combustible sound-absorbing material |
| Vents SRF 250/600 |
|
Silencers made of aluminium alloy filled with non-combustible sound-absorbing material |
| Vents SRF 250/900 |
|
Silencers made of aluminium alloy filled with non-combustible sound-absorbing material |
| Vents SRF 250/2000 |
|
Silencers made of aluminium alloy filled with non-combustible sound-absorbing material |
| Name | Photo | Description |
|---|---|---|
| Vents KOM 250 |
|
Backdraught damper with spring-loaded plates for shutting off air flow in round air ducts |
| Vents KOMu 250 |
|
Backdraught damper with spring-loaded plates for shutting off air flow in round air ducts |
| Name | Photo | Description |
|---|---|---|
| Vents R-1/010 |
|
Speed controller for EC motors |
| Name | Photo | Description |
|---|---|---|
| Vents RKV 250-315 |
|
Mounting frame |
| Vents RKVI 250-315 |
|
Mounting frame with thermal-insulating layer |
| Vents FKV 250-315 |
|
Mating flange |
| Vents GKV 250-315 |
|
Flexible connector |
| Vents KKV 250-315 |
|
Backdraft damper |
