Sound Level Check Point - Fujitsu ASYA09KLWA Design & Technical Manual

9-2. Sound level check point

NOTES:
• H= 0.5 × height of outdoor unit.
• Sound measured at 1 m away from the center of the unit.
• Data is valid at free field condition.
• Data is valid at nominal operation condition.
• Reference acoustic pressure 0 dB=20 μPa.
• Sound level will vary depending on arrange off actors such as the construction (acoustic absorp-
tion coefficient) of particular room in which the equipment is installed.
• The operating conditions are assumed to be standard.
9-2. Sound level check point
Outdoor unit
1 m
- 30 -
Microphone
9. Operation noise (sound pressure)