• Air Handling Unit Connection • Heat pump
23
• Air Handling Unit Connection • ERQ-AV1
9
Sound data
4D052713A
Octave
band
sound
pressure
level
dB(0dB=0.0002
μ
bar)
Octave band center frequency (Hz)
ERQ100AV1
Overall (dB)
Scale A
50.0
Scale C
62.0
(B,G,N is already rectified)
Measure in anechoic room
Note: The operating sound is measured in anechoic
chamber, if it is measured under the actual
installation conditions, it is normally over the set
value due to enviromental noise and sound
reflection.
Location of microphone
approximate
threshold hearing
for continuous
noise
Operating conditions
Power source 220-240V 50Hz, 220V 60Hz
Return air temperature: 27°C DB, 19°C
WB
Outdoor temperature: 35°C DB, 24°C
WB
Cooling:
4D052719A
Octave
band
sound
pressure
level
dB:(0dB
=
0.0002
μ
bar)
Octave band center frequency (Hz)
ERQ100AV1
approximate
threshold hearing
for continuous
noise
Power source 220-240V 50Hz, 220V 60Hz
Heating:
Return air temperature: 20°C DB
Outdoor temperature: 7°C DB, 6°C WB
Location of microphone
Overall (dB)
Scale A
52.0
Scale C
63.5
(B,G,N is already rectified)
Measure in anechoic room
Note: The operating sound is measured in anechoic
chamber, if it is measured under the actual installation
conditions, it is normally over the set value due to
enviromental noise and sound reflection.
Operating conditions
Octave
band
sound
pressure
level
dB(0dB=0.0002
μ
bar)
ERQ125AV1
Location of
microphone
4D052714C
Overall (dB)
Scale A
51.0
Scale C
63.5
(B,G,N is already rectified)
Measure in anechoic room
Note: The operating sound is measured in anechoic
chamber, if it is measured under the actual
installation conditions, it is normally over the set
value due to enviromental noise and sound
reflection.
Octave band center frequency (Hz)
approximate
threshold hearing
for continuous
noise
Operating conditions
Power source 220-240V 50Hz, 220V 60Hz
Return air temperature: 27°C DB, 19°C
WB
Outdoor temperature: 35°C DB, 24°C
WB
Cooling:
4D052718C
Octave
band
sound
pressure
level
dB:(0dB
=
0.0002
μ
bar)
Octave band center frequency (Hz)
ERQ125AV1
approximate
threshold hearing
for continuous
noise
Power source 220-240V 50Hz, 220V 60Hz
Heating:
Return air temperature: 20°C DB
Outdoor temperature: 7°C DB, 6°C WB
Location of microphone
Overall (dB)
Scale A
53.0
Scale C
65.0
(B,G,N is already rectified)
Measure in anechoic room
Note: The operating sound is measured in anechoic
chamber, if it is measured under the actual installation
conditions, it is normally over the set value due to
enviromental noise and sound reflection.
Operating conditions