VOK 4E 250*
Axial roof fan in the steel casing with the horizontal exhaust of air. Maximum capacity - 800 m3/h.
Voltage / frequency: |
Products in this series (5)
* Compliant to the ErP-regulation (EC) 327/2011, the power consumption at optimum efficiency is < 125W.
Parameter | Value | Unit | |
---|---|---|---|
Phase | 1 | ˜ | |
Voltage | 230 | V | |
Frequency | 50 | Hz | |
Current | 0.22 | A | |
Power consumption | 50 | W | |
Maximum air capacity | 800 471,2 222,4 0,2224 13360 | m³/h CFM l/s m³/s l/m | |
RPM | 1380 | min -1 | |
Noise level at 3 m | 55 | [dBA] | |
Maximum transported air temperature | -30 +60 | оC | |
Protection rating | IP 54 | class | |
Weight | 7 | kg | |
Spigot size | 250 | mm | |
Number of poles | 4 |
Sizes | ∅D | ∅D1 | H | L | L1 |
---|---|---|---|---|---|
mm | 262 | 405 | 280 | 425 | 330 |
Phohe
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Sound-power level | Octave-frequency band [Hz] | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||
LwA to inlet | dBA | 59 | 50 | 51 | 53 | 55 | 53 | 51 | 45 | 43 | ||||||||||
LwA to environment | dBA | 60 | 51 | 52 | 54 | 55 | 54 | 51 | 45 | 42 |
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