Sound-power level | Octave-frequency band [Hz] | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||
LwA to inlet | dBA | 44 | 41 | 43 | 40 | 32 | 24 | 27 | 24 | 21 | ||||||||||
LwA to outlet | dBA | 46 | 41 | 45 | 38 | 32 | 26 | 29 | 22 | 18 | ||||||||||
LwA to environment | dBA | 41 | 35 | 38 | 33 | 27 | 21 | 24 | 18 | 15 |
VENTS - manufacture of ventilation and air conditioning systems
KSA 250-4E
Centrifugal fan in heat-and sound-insulated casing. Maximum capacity - 1500 m3/h. |
Technical parameters
Parameter | Value | Unit | |
---|---|---|---|
Voltage | 230 | V | |
Frequency | 50 | Hz | |
Current | 1.98 | A | |
Power consumption | 395 | W | |
Maximum air capacity | 1500 883,5 417 0,417 25050 | m³/h CFM l/s m³/s l/m | |
RPM | 1330 | min -1 | |
Noise level at 3 m | 36 | [dBA] | |
Maximum transported air temperature | -25 +40 | оC | |
Protection rating | IP X4 | class | |
Weight | 10.5 | kg | |
Spigot size | 250 | mm | |
Number of poles | 4 | ||
SEC Class | - |
Diagrams
Sound-power level | Octave-frequency band [Hz] | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||
LwA to inlet | dBA | 44 | 41 | 43 | 40 | 32 | 24 | 27 | 24 | 21 | ||||||||||
LwA to outlet | dBA | 46 | 41 | 45 | 38 | 32 | 26 | 29 | 22 | 18 | ||||||||||
LwA to environment | dBA | 41 | 35 | 38 | 33 | 27 | 21 | 24 | 18 | 15 |
Sizes
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Technical supportPhohe Customer service. +380 44 406 36 25 | Contact informationUkraine, 08150, Boyarka, st 40 years of October, 36 |