Datasheet

Product Data Sheet 3314 NM
02/02/2019 page 7 of 10
3.4 Sound Data
Measurement
conditions:
Sound pressure level: 1 meter distance between microphone and the air intake.
Sound power level: Acc. to DIN 45635 part 38 (ISO 10302)
Measured in a semianchoic chamber with a background noise level of Lp(A) < 5 dB(A)
For further measurement conditions see chapter aerodynamics.
a.) Operation condition:
2.250 1/min at free air flow
Optimal operating point
Sound power level at the optimal operating
point
4,3 bel(A)
Sound pressure level at free air flow,
measured in rubber bands
29 dB(A)
4 Environment
4.1 General
Min. permitted ambient temperature TU min. -20 °C
Max. permitted ambient temperature TU max. 75 °C
Min. permitted storage temperature TL min. -40 °C
Max. permitted storage temperature TL max. 80 °C
4.2 Climatic Requirements
Humidity requirements humid heat, constant; according to DIN EN 60068-2-78, 14 days
Water exposure None
Dust requirements None
Salt fog requirements None
Permitted application area:
The product is intended for use in sheltered rooms with controlled temperature and controlled humidity. Directly
exposure to water must be avoided.
Pollution degree 1 (according DIN EN 60664-1)
There is either no pollution or it occurs only dry, non-conductive pollution. The pollution has no negative impact.
4.3 Mechanical Requirements
severity level
stationary use
1 storage /
transportation
Random vibration not in use
IEC 60068-2-64
Frequency range / ASD
G
RMS
Axes of vibration
Test duration
Random vibration
5 - 20 Hz : 1,0 m² / s³
20 - 500 Hz : - 3 dB / Oct
0,91 G
3
3 x 5 h