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VS 355-4D
Inline centrifugal sound- and heat-insulated duct fans with back-curved impeller blades. Maximum capacity - 2815 m3/h.
Parameter | Value | Unit | |
---|---|---|---|
Phase | 3 | ˜ | |
Voltage | 400 Y | V | |
Frequency | 50 / 60 | Hz | |
Current | 0.52 / 0.53 | A | |
Power consumption | 230 / 235 | W | |
RPM | 1400 / 1600 | min -1 | |
Noise level at 3 m | 53 / 55 | [dBA] | |
Maximum transported air temperature | -25 +70 / -25 +65 | оC | |
Protection rating | IP X4 | class | |
Maximum air flow capacity at cross directed | 2660 / 2815 | m³/h | |
Maximal air flow capacity at straight directed | 2380 / 2580 | m³/h | |
Weight | 25 | kg | |
Spigot size | 355 | mm | |
Number of poles | 4 |
![VS 355-4D](/images/it/126_schema.jpg)
Sizes | A |
---|---|
mm | 520 |
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Duty point
- Performance:- -
- Pressure:- -
- Power:- -
- Recovery Efficiency:- -
Sound-power level | Octave-frequency band [Hz] | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||
LwA to inlet | dBA | 68 | 54 | 57 | 61 | 63 | 62 | 59 | 52 | 46 | ||||||||||
LwA to outlet | dBA | 70 | 55 | 61 | 61 | 65 | 66 | 59 | 54 | 47 | ||||||||||
LwA to environment | dBA | 64 | 49 | 50 | 55 | 59 | 56 | 52 | 49 | 39 |
ƞ, [%] | MC | EC | N | VSD | [kW] | [A] | [m3/h] | [Pа] | [RPM] | SR | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
44.7 | А | Static | 61.9 | No | 0.230 | 0.52 | 1445 | 251 | 1350 | 1 |
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