8
Sound Levels
8.1
Overall
Table 2-8.1: Sound pressure levels
1
Model name
dB(A)
2
HTW-V5WD2N8
48.8
HTW-V7WD2N8
52.3
HTW-V12WD2N8
57.6
Notes:
1. Sound pressure level is measured at a position 1m in front of the unit and (1+H)/2m (where H is the height of the unit) above the floor in a semi-anechoic
chamber. During in-situ operation, sound pressure levels may be higher as a result of ambient noise.
Figure 2-8.1: Sound pressure level measurement (unit: mm)
1000
(H+1000)
2
Front
2.
dB(A) is the maximum value tested under the conditions below:
Outdoor air temperature 7⁰C DB, 85% R.H.; EWT 30⁰C, LWT 35⁰C. Free compressor frequency.
Outdoor air temperature 7⁰C DB, 85% R.H.; EWT 40⁰C, LWT 45⁰C. .Free compressor frequency.
Outdoor air temperature 7⁰C DB, 85% R.H.; EWT 47⁰C, LWT 55⁰C. Free compressor frequency.
Outdoor air temperature 35⁰C DB; EWT 23⁰C, LWT 18⁰C. Free compressor frequency.
Outdoor air temperature 35⁰C DB; EWT 12⁰C, LWT 7⁰C. Free compressor frequency.
44
HTW-V16WD2RN8
59.0
HTW-V16WD2N8
58.1
