Sound Pressure Level For Outdoor Unit And Yutaki M - Hitachi YUTAKI S Series Technical Catalogue

4 Acoustic characteristic curves

Sound pressure level for Outdoor unit and YUTAKI M

4.2 Sound pressure level for Outdoor unit and YUTAKI M
RAS-2WHVRP RAS-2.5WHVRP
7R139734
7R139735
Heating medium speed
Heating medium speed
Cooling medium speed
Cooling medium speed
4
Minimum audible
Minimum audible
value of operation
value of operation
noise
noise
Central frequency (cycle per second) Central frequency (cycle per second)
Cooling/Heating: 44/46 dB(A) Cooling/Heating: 45/47 dB(A)
RAS-3WHVRP
7R143952
Heating medium speed
Cooling medium speed
Minimum audible
value of operation
noise
Central frequency (cycle per second)
Cooling/Heating: 52/54 dB(A)
69 TCGB0123 rev.2 - 10/2019