[. . . ] [. . . ] Inverter Multi Data Sound characteristics (NC-Curve) Sound level values shown are based on a measurement in a non resound room. Front 1m UL985 (Cooling) Fan Tap Sound pressure level (dB) Cooling 47 Heating 49 UL985 (Heating) Fan Tap Sound pressure level (dB) Cooling 47 Heating 49 90 90 80 80 70 NC-70 Octave band sound pressure level (dB) Octave band sound pressure level (dB) 70 NC-70 60 NC-60 60 NC-60 50 NC-50 50 NC-50 40 NC-40 40 NC-40 30 NC-30 30 NC-30 20 Audibility limits of continuous white level 20 NC-20 Audibility limits of continuous white level NC-20 10 20~75 75~150 150~300 300~800 800~1200 1200~2400 2400~48000 4800~10000 10 20~75 75~150 150~300 300~800 800~1200 1200~2400 2400~48000 4800~10000 Octave band frequency (Hz) Octave band frequency (Hz) RAS-4M23SAV-E (Cooling) Fan Tap Sound pressure level (dB) Cooling 47 Heating 48 RAS-4M23SAV-E (Heating) Fan Tap Sound pressure level (dB) Cooling 47 Heating 48 90 90 Octave band sound pressure level (dB) Octave band sound pressure level (dB) 80 80 70 NC-70 70 NC-70 60 NC-60 60 NC-60 50 NC-50 50 NC-50 40 NC-40 40 NC-40 30 NC-30 30 NC-30 20 Audibility limits of continuous white level NC-20 20 Audibility limits of continuous white level NC-20 10 20~75 75~150 150~300 300~800 800~1200 1200~2400 2400~48000 4800~10000 10 20~75 75~150 150~300 300~800 800~1200 1200~2400 2400~48000 4800~10000 Octave band frequency (Hz) Octave band frequency (Hz) [. . . ] [. . . ]