Sanyo TH4272R / C4272R, UH2672R Specifications Noise Criterion Curves Ceiling Mounted Type

1

1. Specifications

1-8 Noise Criterion Curves

Ceiling Mounted Type

MODEL

: TH2672R, THH2672R

MODEL

: TH3672R, THH3672R

SOUND LEVEL

: HIGH

40 dB(A),

NC 34

SOUND LEVEL

: HIGH

46 dB(A),

NC 39

LOW

36 dB(A),

NC 26

LOW

37 dB(A),

NC 31

CONDITION

: Distance 3.3 ft., Under the unit 3.3 ft.

CONDITION

: Distance 3.3 ft., Under the unit 3.3 ft.

SOURCE

: 208 - 230 V, 1 Phase, 60 Hz

SOURCE

: 208 - 230 V, 1 Phase, 60 Hz

60

60

dB

50

NC-50

dB

50

NC-50

LEVEL,

LEVEL,

PRESSURE

40

NC-40

PRESSURE

40

NC-40

30

30

SOUND

NC-30

SOUND

NC-30

bar)

APPROXIMATE

bar)

APPROXIMATE

OCTAVE BAND

OCTAVE BAND

(0 dB = 0.0002

20

THRESHOLD OF

NC-20

(0 dB = 0.0002

20

THRESHOLD OF

HEARING FOR

HEARING FOR

NC-20

CONTINUOUS

CONTINUOUS

NOISE

NOISE

10

63

125

250

500

1000

2000

4000

8000

10

63

125

250

500

1000

2000

4000

8000

BAND CENTER FREQUENCIES, Hz				BAND CENTER FREQUENCIES, Hz
			1221_X_I	2113_X_I
MODEL	: TH4272R
SOUND LEVEL	: HIGH	47 dB(A),	NC 40
	LOW	38 dB(A),	NC 32
CONDITION	: Distance 3.3 ft., Under the unit 3.3 ft.
SOURCE	: 208 - 230 V, 1 Phase, 60 Hz

		60
dB		50							NC-50
LEVEL,
PRESSURE		40							NC-40
		30
SOUND									NC-30
	bar)		APPROXIMATE
OCTAVE BAND
	(0 dB = 0.0002	20	THRESHOLD OF
			HEARING FOR						NC-20
			CONTINUOUS
			NOISE
		10	63	125	250	500	1000	2000	4000	8000

BAND CENTER FREQUENCIES, Hz

2114_X_I

SM831148

I-78