M thermal Mono
202005 31
Part 2 - Engineering Data
8.2 Octave Band Levels
Figure 2-8.2: MHC-V18W/D2RN8 octave band levels
Octave band sound pressure level (dB(A)
Outdoor air temperature 7⁰C DB, 85% R.H.;
EWT 30⁰C, LWT 35⁰C
Outdoor air temperature 7⁰C DB, 85% R.H.;
EWT 40⁰C, LWT 45⁰
Outdoor air temperature 7⁰C DB, 85% R.H.;
EWT 47⁰C, LWT 55⁰
Outdoor air temperature 35⁰C DB;
EWT 12⁰C, LWT 7⁰C
Outdoor air temperature 35⁰C DB;
EWT 23⁰C, LWT 18⁰C
Octave band center frequency (Hz)
Figure 2-8.3: MHC-V22W/D2RN8 octave band levels
Octave band sound pressure level (dB(A)
Outdoor air temperature 7⁰C DB, 85% R.H.;
EWT 30⁰C, LWT 35⁰C
Outdoor air temperature 7⁰C DB, 85% R.H.;
EWT 40⁰C, LWT 45⁰
Outdoor air temperature 7⁰C DB, 85% R.H.;
EWT 47⁰C, LWT 55⁰
Outdoor air temperature 35⁰C DB;
EWT 12⁰C, LWT 7⁰C
Outdoor air temperature 35⁰C DB;
EWT 23⁰C, LWT 18⁰C
Octave band center frequency (Hz)
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
31.5 63 125 250 500 1000 2000 4000 8000
-10
0
10
20
30
40
50
60
70
80
90
100
110
120
31.5 63 125 250 500 1000 2000 4000 8000