Sound-power level | Octave-frequency band [Hz] | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||
LwA to inlet | dBA | 59 | 44 | 45 | 54 | 51 | 47 | 45 | 45 | 38 | ||||||||||
LwA to outlet | dBA | 74 | 51 | 51 | 62 | 70 | 67 | 64 | 61 | 55 | ||||||||||
LwA to environment | dBA | 46 | 33 | 36 | 41 | 42 | 30 | 26 | 23 | 27 |
VENTS - manufacture of ventilation and air conditioning systems
KSB 250
Compact inline sound- and heat-insulated centrifugal fan with back-curved impeller blades. Maximum capacity - 1315 m3/h. |
Technical parameters
Parameter | Value | Unit | |
---|---|---|---|
Phase | 1 | ˜ | |
Voltage | 220-240 | V | |
Frequency | 50 / 60 | Hz | |
Current | 0.87 / 1.04 | A | |
Power consumption | 198 / 238 | W | |
Maximum air capacity | 1300 / 1315 765,7 / 774,535 361,4 / 365,57 0,3614 / 0,36557 21710 / 21960,5 | m³/h CFM l/s m³/s l/m | |
RPM | 2420 / 2730 | min -1 | |
Noise level at 3 m | 41 / 43 | [dBA] | |
Maximum transported air temperature | -25 +55 | оC | |
Protection rating | IP X4 | class | |
Weight | 12.5 | kg | |
Spigot size | 250 | mm | |
SEC Class | - |
Diagrams
Sound-power level | Octave-frequency band [Hz] | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hz | General | 63 | 125 | 250 | 500 | 1000 | 2000 | 4000 | 8000 | |||||||||||
LwA to inlet | dBA | 59 | 44 | 45 | 54 | 51 | 47 | 45 | 45 | 38 | ||||||||||
LwA to outlet | dBA | 74 | 51 | 51 | 62 | 70 | 67 | 64 | 61 | 55 | ||||||||||
LwA to environment | dBA | 46 | 33 | 36 | 41 | 42 | 30 | 26 | 23 | 27 |
Sizes
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Technical supportPhohe Customer service. +380 44 406 36 25 | Contact informationUkraine, 08150, Boyarka, st 40 years of October, 36 |