Sound Levels - York YOKC-D 18 series Service Manual

9.S ound L evels
Model
YOKH-D 18
YOKH-D 24
YOKH-D 36
48
YOKH-D
60
YOKH-D
1). 18000btu/h
A udibility limits of
continuous white
sound
C eiling
1.4 m
M icrophone
Ceiling
High speed airflow
Medium speed airflow
L ow speed airflow
C eiling
H M
43 41
45 43
45 43
47 46
47 46
Octave band center frequency £¨ Hz £©
1m
F loor
L H
38 46
40 48
40 48
44 49
44 49
A udibility limits of
continuous white
sound
653
Microphone
F loor
M L
44 41
46 43
46 43
47 44
47 44
Octave band center frequency £¨ Hz £©
F loor