Specifications
Page 23
8. Noise Criterion Curves
8.1 Indoor Unit
0.8m
1m
Microphone
1m
Notes:
-Sound measured at 1.0m 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.