This document establishes standard methods for calculating fan sound ratings from laboratory test data. This standard applies to any fan if a test standard exists to measure its fan sound power levels.







Comments:

Mike Moore on 2024-03-21 17:03:00

Section/Figure/Table No.: Table 5

Type of Comment: Technical (substantive)

Comment (justification):
The following values from the table appear to be errors: 160 Hz, 68 dB: 5.90 2000 Hz, 20 dB: 0.03 10000 Hz, 23 dB: 0.50

Proposed Change:
The following values are proposed as errata for the table: 160 Hz, 68 dB: 4.90 2000 Hz, 20 dB: 0.30 10000 Hz, 23 dB: 0.70

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