Product Data Sheet 3556 The engineer's choice
Product Data Sheet 3556 3556 INDEX 1 General ............................................................................................................................................................... 3 2 Mechanics .......................................................................................................................................................... 3 2.1 2.2 3 Operating Data ........................................................................................................
Product Data Sheet 3556 1 General Fan type Rotating direction looking at rotor Airflow direction Bearing system Mounting position - shaft Balancing grade 2 Mechanics 2.1 General Width Height Depth Diameter Mass Housing material Impeller material Max.
Product Data Sheet 3556 2.
Product Data Sheet 3556 3 Operating Data 3.1 Electrical Operating Data Measurement conditions: Normal air density = 1,2 kg/m3; Temperature 23°C +/- 3°C; Motor axis horizontal;warm-up time before measuring 5 minutes (unless otherwise specified). In the intake and outlet area should not be any solid obstruction within 0,5 m. ∆p = 0: corresp. to free air flow (see chapter aerodynamics) I: corresp.
Product Data Sheet 3556 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)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.
Product Data Sheet 3556 5 Safety 5.1 Electrical Safety Dielectric strength DIN EN 60950 (VDE 0805) and DIN EN 60335 (VDE 0700) A.) Type test Measuring conditions: After 48h of storage at 95% R.H. and 25°C. No arcing or breakdown is allowed! All connections together to ground. B.) Routine test Measuring conditions: At indoor climate. No arcing or breakdown is allowed! All connections together to ground. Isolation resistance Measuring conditions: After 48h of storage at 95% R.H.
