Midea VRF V4 Plus I Series - Octave Band Center Frequency （ Hz ）; Sound Levels; Sound Pressure Spectrum

MCAC-VTSM-2014-04 R410A DC Inverter VRF V4 Plus Individual Series 50Hz
Specifications & Performances 55
9. Sound levels
Notes:
• Data is valid at free field condition
• Data is valid at nominal operating condition
• 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
• Sound level can be increased in static pressure mode or used air guide.
Model
Sound pressure level
d(B)A
MDV-730W/DRN1-i(C)
64
MDV-785W/DRN1-i(C)
64
MDV-850W/DRN1-i(C)
65
MDV-900W/DRN1-i(C)
65
Sound pressure spectrum
MDV-730W/DRN1-i(C); MDV-785W/DRN1-i(C) MDV-850W/DRN1-i(C); MDV-900W/DRN1-i(C)
1m
1.3m
Front
Octave band center frequency（Hz）
63 125 250 500 1000 2000 4000 8000
70
60
50
40
30
20
Audibility limits of
continuous white sound
Octave band center frequency（Hz）
63 125 250 500 1000 2000 4000 8000
70
60
50
40
30
20
Audibility limits of
continuous white sound