Samsung DVM S VRF Technical Data Book page 112

7. Sound Data
Sound Pressure level
Microphone
• NR Curve
1) AM160KXVAGH/EU
90
85
80
75
70
Cooling
65
60
Silent 1
55
Silent 2
50 Silent 3
45
40
35
30
25
20
15
Hearing threshold
10
5
0
63 125
3) AM200KXVAGH/EU
90
85
80
75
Cooling
70
65
Silent 1
60
Silent 2
55
Silent 3
50
45
40
35
30
25
20
15
Hearing threshold
10
5
0
63 125
NOTE
• Specifications may be subject to change without prior notice.
- Sound pressure level is obtained in an anechoic room.
- Sound pressure level is a relative value, depending on the distance and acoustic environment.
- Sound pressure level may differ depending on operation condition.
- dBA = A-weighted sound pressure level
- Reference acoustic pressure 0 dB = 20μPa
112
1m
1.5m
Front
250 500 1000 2000 4000 8000
Octave band center frequency(Hz)
250 500 1000 2000 4000 8000
Octave band center frequency(Hz)
Model
AM160KXVAGH/EU
AM180KXVAGH/EU
AM200KXVAGH/EU
AM220KXVAGH/EU
2) AM180KXVAGH/EU
90 90
85 85
NR90
80 80
NR85
75 75
NR80 Cooling
70 70
NR75
65 65
NR70
Silent 1
60 60
NR65
Silent 2
55
55
NR60 Silent 3
50 50
NR55
45 45
NR50
40 40
NR45
35 35
NR40
30 30
NR35
25 25
NR30
20 20
NR25
15 15
NR20
Hearing threshold
10 10
NR15
5 5
0 0
63
4) AM220KXVAGH/EU
90 90
85 85
NR90
80 80
NR85
75 75
NR80
70 70
NR75
Cooling
65 65
NR70
60 60
Silent 1
NR65
Silent 2
55 55
NR60
Silent 3
50 50
NR55
45 45
NR50
40 40
NR45
35 35
NR40
30 30
NR35
25 25
NR30
20 20
NR25
15 15
NR20
Hearing threshold
10 10
NR15
5 5
0 0
63
Cooling Silent1 Silent2 Silent3
63 57
64 59
65 59
65 59
125 250 500 1000 2000 4000
Octave band center frequency(Hz)
125 250 500 1000 2000 4000
Octave band center frequency(Hz)
Unit: dB(A)
55 49
56 49
56 49
56 49
90
85
NR90
80
NR85
75
NR80
70
NR75
65
NR70
60
NR65
55
NR60
50
NR55
45
NR50
40
NR45
35
NR40
30
NR35
25
NR30
20
NR25
15
NR20
10
NR15
5
0
8000
90
85
NR90
80
NR85
75
NR80
70
NR75
65
NR70
60
NR65
55
NR60
50
NR55
45
NR50
40
NR45
35
NR40
30
NR35
25
NR30
20
NR25
15
NR20
10
NR15
5
0
8000
112