M-Series SEZ-KA Engineering Manual
Table Of Contents
- Contents
- 1. INDOOR UNITS
- 2. OUTDOOR UNITS
- 3. SYSTEM
- 3-1. SPECIFICATIONS
- 3-2. EXTERNAL DIMENSIONS
- 3-3. CENTER OF GRAVITY
- 3-4. ELECTRICAL WIRING DIAGRAMS
- 3-5. REFRIGERANT SYSTEM DIAGRAMS
- 3-6. CAPACITY CORRECTION CURVE BY TEMPERATURE
- 3-7. CAPACITY CORRECTION TABLE BY TEMPERATURE
- 3-8. Capacity correction curve by refrigerant piping length
- 3-9. CAPACITY CORRECTION TABLE BY REFRIGERANT PIPING LENGTH
- 3-10. CHARGE CALCULATIONS
- 3-11. AIR FLOW DATA
- 3-12. SOUND PRESSURE LEVELS
- 3-13. STANDARD OPERATION RANGE
- 3-14. ACCESSORIES
SEZ Ducted Heat Pump Systems (August 2014)
SEZ-37
© 2014 Mitsubishi Electric US, Inc.
Due to continuing improvement, above specication may be subject to change without notice.
3-12. SOUND PRESSURE LEVELS
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 µbar)
BAND CENTER FREQUENCIES, Hz
SEZ-KD09NA4.TH
External static pressure:
0.06[in.WG](15Pa)
High
Middle
30
SPL(dB)
26
Low
23
LINE
<60Hz>
NOTCH
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 µbar)
BAND CENTER FREQUENCIES, Hz
SEZ-KD09NA4.TH
External static pressure:
0.02[in.WG](5Pa)
High
Middle
29
SPL(dB)
25
Low
22
LINE
<60Hz>
NOTCH
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 µbar)
BAND CENTER FREQUENCIES, Hz
SEZ-KD09NA4.TH
External static pressure:
0.20[in.WG](50Pa)
High
Middle
33
SPL(dB)
29
Low
25
LINE
<60Hz>
NOTCH
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCTAVE BAND SOUND PRESSURE LEVEL, dB (0 dB = 0.0002 µbar)
BAND CENTER FREQUENCIES, Hz
SEZ-KD09NA4.TH
External static pressure:
0.14[in.WG](35Pa)
High
Middle
31
SPL(dB)
28
Low
24
LINE
<60Hz>
NOTCH
INDOOR UNIT
NOTE: The sound level is measured in an anechoic room where echoes are few, when compressor stops. The sound
may be bigger than displayed level under actual installation condition by surrounding echoes. The sound level
can be higher by about 2 dB than the displayed level during cooling and heating operation.
(1) Indoor Unit