VENTS VKH 4D 355
Centrifugal roof fan with horizontal air exhaust and with maximum air flow of up to 3 540 m³/h.
- Description
- Characteristics
- Capacity diagram
- Downloads
- Dimensions
- Additional characteristics
- Designation key
Description
Description
APPLICATION
|
DESIGN
|
VKH fan store roof ventilation example |
Characteristics
Characteristics
Parameter |
VKH 4D 355 50 Hz |
VKH 4D 355 60 Hz |
Measurement unit |
---|---|---|---|
Frequency | 50 | 60 | Hz |
Phase | 3 | 3 | ˜ |
Power | 264 | 330 | W |
Voltage | 400 | 400 | V |
A | 0.58 | 0.64 | A |
Air capacity | 3290 | 3540 | m³/h |
RPM | 1430 | 1650 | min-1 |
EC motor | no | no | - |
Noise level at 3 m | 52 | 53 | dBА |
Design | centrifugal | centrifugal | - |
Motor protection rating | IP54 | IP54 | - |
Transported air temperature | -30 … +60 | -30 … +60 | °С |
IP Code | IP X4 | IP X4 | - |
Number of poles | 4 | 4 | - |
Weight | 30.3 | 30.3 | kg |
Outdoor mounting | yes | yes | - |
Sound-insulated casing | no | no | - |
Type | exhaust | exhaust | - |
Mounting | for roof | for roof | - |
Capacity diagram
Capacity diagram
- Selection method:
- Air flow:
- Pressure:
Operating point
- Air flow: --
- Pressure: ---
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Dimensions
Characteristics
Parameter | Value | Measurement unit |
---|---|---|
∅D | 438 | mm |
∅d | 11 | mm |
A | 625 | mm |
B | 620 | mm |
C | 450 | mm |
H | 347 | mm |
H1 | 386 | mm |
Additional characteristics
Additional characteristics
Sound power level A-weighted | Gen. | Octave-frequency band [Hz] | LpA, 3 m dBA | LpA, 1 m dBA | ||||||||
dBA | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | ||||
LwA to inlet | dBA | 71 | 43 | 44 | 52 | 63 | 66 | 66 | 64 | 54 | 50 | 60 |
LwA to environment | dBA | 73 | 36 | 44 | 57 | 67 | 68 | 68 | 60 | 45 | 52 | 62 |
Designation key
Designation key
Series and modification | Casing material | Motor modification | Turbine standard size | |
Number of poles | Phase | |||
VENTS VKH: horizontal air exhaust | _: steel with polymeric coating А: aluminum z: galvanized steel |
2 4 6 |
Е: single-phase D: three-phase |
190; 220; 225; 250; 280; 310; 355; 400; 450; 500; 560; 630; 710 |
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