Specifications
Page 61
10. Noise Criterion Curves
10.1 Indoor Unit
A6 Duct type
Notes:
-Sound measured at 1.5m away from the center of the unit.
-Data is valid at free field condition
-Data is valid at nominal operation condition
-Reference acoustic pressure OdB = 20μPa
-Sound level will vary depending on a range of factors such as
the construction -(acoustic absorption coefficient) of particular
room
in which the equipment is installed.
-The operating conditions are assumed to be standard.
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