Product Data Sheet 3312 NHHU Product Data Sheet 3312 NHHU The engineer's choice
Product Data Sheet 3312 NHHU 3312 NHHU INDEX 1 General ............................................................................................................................................................... 3 2 Mechanics .......................................................................................................................................................... 3 2.1 2.2 3 Operating Data ..............................................................................................
Product Data Sheet 3312 NHHU 1 General Fan type Rotating direction looking at rotor Airflow direction Bearing system Mounting position - shaft 2 Mechanics 2.1 General Fan Clockwise Air outlet over struts Stainless steel bearing Any Width Height Depth Mass Housing material Impeller material Max. torque when mounted across both mounting flanges Screw size 2.
Product Data Sheet 3312 NHHU 3 Operating Data 3.1 Electrical Operating Data Measurement conditions: ∆p = 0: I: Features Voltage range Nominal voltage Power consumption 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. corresp. to free air flow (see chapter aerodynamics) corresp. to arithm.
Product Data Sheet 3312 NHHU 02/01/2019 page 5 of 12
Product Data Sheet 3312 NHHU 3.3 Aerodynamics Measurement conditions: Measured with a double chamber intake rig acc. to DIN EN ISO 5801. Normal air density = 1,2 kg/m3; Temperature 23°C +/ - 3°C; In the intake and outlet area should not be any solid obstruction within 0,5 m. Motor shaft horizontal. The information is only valid under the specified test conditions and may be changed by the installation conditions.
Product Data Sheet 3312 NHHU 02/01/2019 page 7 of 12
Product Data Sheet 3312 NHHU 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: 3.
Product Data Sheet 3312 NHHU 4.3 Mechanical Requirements severity level Vibration (sinusoidal) 1G Vibration (sinusoidal) in use IEC 60068-2-6 Displacement / frequency range Acceleration / frequency range Sweep rate Sweep cycles Duration Axes of vibration Vibration (sinusoidal) 0,075 mm / 10-58, 58-10 Hz 1 G / 58-500-58 Hz 1 Oct./min 10 2 hrs.
Product Data Sheet 3312 NHHU Kind According Ceck accuracy / Limit Result Radiated Emission; 30 MHz - 1000 MHz DIN EN 55032:2016-02 Class B Below limit Class B Kind According Ceck accuracy / Limit Result Electrostatic Discharge Immunity Test DIN EN 61000-4-2:2001-12 Contact Discharge +/- 4 kV; Air Discharge +/- 8 kV A: The monitored function operates as designed during and after exposure to a disturbance.
Product Data Sheet 3312 NHHU 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.
