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This performance is NOT AMCA LICENSED but is provided to aid in selection and application of the product.

Selection at peak efficiency

Fan Part Number

Sound Performance

Octave Bands (Hz) 63 125 250 500 1k 2k 4k 8k
Level at Inlet (dB) 104 106 108 102 103 102 100 93
Overall Sound Power (LwA) 109 dBA
Estimated Overall Sound Pressure (LpA) 98 dBA @ 1 m

Estimated sound pressure based on free field hemispherical radiation (Q = 2), at the stated distance. Sound Pressure levels of a fan are affected by the acoustic properties of the surrounding's in which it is installed and consequently dBA levels cannot be guaranteed.

Refer to AMCA Publication 303 for furthur information. dBA levels are not licensed by AMCA International.

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Version:    Date: June 2022