Product Data Sheet ACi 4420 HHU The engineer's choice
Product Data Sheet ACi 4420 HHU ACi 4420 HHU INDEX 1 General ............................................................................................................................................................... 3 2 Mechanics .......................................................................................................................................................... 3 2.1 2.2 3 Operating Data ........................................................................................
Product Data Sheet ACi 4420 HHU 1 General Fan type Rotating direction looking at rotor Airflow direction Bearing system Mounting position - shaft 2 Mechanics 2.1 General Width Height Depth Diameter Mass Housing material Impeller material Max. torque when mounted across both mounting flanges Screw size Rotor protrusion max. 2.
Product Data Sheet ACi 4420 HHU Wire 1 2 Color black brown 3 Operating Data 3.1 Electrical Interface - Input Operation N L External voltage supply for input and output signals must be SELV conform.
Product Data Sheet ACi 4420 HHU 3.2 Electrical Operating Data Measurement conditions: ∆p = 0: I: 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 ACi 4420 HHU 3.4 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 ACi 4420 HHU 2/28/2019 page 7 of 11
Product Data Sheet ACi 4420 HHU 3.5 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 ACi 4420 HHU 4.2 Climatic Requirements IP-protection type (certified) Humidity requirements IP 65 (for fan only, not for connector if applicable) **) humid temperature, cyclic; according to DIN EN 60068-2-38, 10 cycle and condensation water check; according to DIN EN ISO 6270-2, 14 days Salt fog requirements salt fog, cyclic, in operation; according to DIN EN 60068-2-52, 3 cycle Permitted application area: The product is for the use in open and unsheltered areas.
Product Data Sheet ACi 4420 HHU 6 Reliability 6.1 General Life expectancy L10 at TU = 40 °C Life expectancy L10 at TU max. Life expectancy L10 acc. to IPC 9591 at TU = 40 °C 65.000 h 30.000 h 110.
