Product Data Sheet 8412 N/2GH Product Data Sheet 8412 N/2GH The engineer's choice Product Data Sheet 8412 N/2GH 8412 N/2GH INDEX 1 General ...................................................................................................................................................................... 3 2 Mechanics ................................................................................................................................................................. 3 2.1 2.2 3 Operating Data ......................................................................................................................................................... 4 3.1 3.2 3.3 3.4 3.5 4 General .............................................................................................................................................................. 8 Climatic Requirements ...................................................................................................................................... 8 Safety ........................................................................................................................................................................ 9 5.1 5.2 6 Electrical Operating Data .................................................................................................................................. 4 Electrical Interface - Output ............................................................................................................................... 5 Electrical Features ............................................................................................................................................. 6 Aerodynamics .................................................................................................................................................... 7 Sound Data........................................................................................................................................................ 8 Environment ............................................................................................................................................................. 8 4.1 4.2 5 General .............................................................................................................................................................. 3 Connections....................................................................................................................................................... 3 Electrical Safety ................................................................................................................................................. 9 Approval Tests .................................................................................................................................................. 9 Reliability .................................................................................................................................................................. 9 6.1 General .............................................................................................................................................................. 9 Product Data Sheet 8412 N/2GH 1 General Fan type Rotating direction looking at rotor Airflow direction Bearing system Mounting position - shaft 2 Mechanics 2.1 General Width Height Depth Mass Housing material Impeller material Max. torque when mounted across both mounting flanges Screw size 2.2 Fan Counterclockwise Air outlet over struts Sleeve bearing Any 80,0 mm 80,0 mm 25,4 mm 0,095 kg Plastic Plastic Wire outlet corner: 50 Ncm Remaining corners: 70 Ncm ISO 4762 - M4 degreased, without an additional brace and without washer Connections Electrical connection Lead wire length Wires L = 310 mm +- 10,0 mm Tolerance Wire size (AWG) Insulation diameter Wire 1 2 3 24 1,55 mm Color red blue white Operation + UB - GND Tacho The auxilliaries shown on the schematic diagram (which are required for the intended use) are not part of our delivery. 07/10/2017 page 3 of 10 Product Data Sheet 8412 N/2GH 3 Operating Data 3.1 Electrical Operating Data Measurement conditions: p = 0: I: Features Voltage range Nominal voltage Power consumption Tolerance Current consumption Tolerance Speed Tolerance Normal air density = 1,2 kg/m3; Temperature 23C +/- 3C; 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. mean current value Condition Symbol U UN Values 8V 13,2 V P 1,1 W +- 17,5 % 12,0 V 2,8 W +- 12,5 % I 140 mA +- 17,5 % 235 mA +- 12,5 % 260 mA +- 15,0 % n 2.350 1/min +- 12,5 % 3.600 1/min +- 7,5 % 3.900 1/min +- 10,0 % p = 0 0010 p = 0 0010 p = 0 3,4 W +- 15,0 % 0010 Starting current consumption 910 mA 07/10/2017 page 4 of 10 Product Data Sheet 8412 N/2GH 3.2 Electrical Interface - Output Tacho type Features Tacho operating voltage Tacho signal Low Tacho signal High Maximum sink current External resistor Tacho frequency Tacho isolated from motor Slew rate /2 (open collector) Note UBS US low US high Isink Values <= 28 V I sink: 2 mA <= 0,4 V I source: 0 mA <=28 V <= 4 mA External resistor Ra from UBS to US required. All voltages measured to GND. (2 x n) / 60 No => 0,5 V/us n = revolutions per minute (1/min) 07/10/2017 page 5 of 10 Product Data Sheet 8412 N/2GH 3.3 Electrical Features Electronic function Reversed polarity protection Max. residual current at UN Locked rotor protection Locked rotor current at UN Clock signal at locked rotor None Rectifying diode IF <= 5 uA Auto restart Iblock approx. 910 mA t3 / t4 typical: 0,2 s / 1,1 s 07/10/2017 page 6 of 10 Product Data Sheet 8412 N/2GH 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 23C +/- 3C; 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. If there are deviations from the standard test conditions, the characteristic values must be checked under the installed conditions. a.) Operation condition: 3.600 1/min at free air flow Max. free-air flow (p = 0 / = max.) Max. static pressure (p = max. / =0) 78,0 m3/h 58 Pa 07/10/2017 page 7 of 10 Product Data Sheet 8412 N/2GH 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: 3.600 1/min at free air flow Optimal operating point 64,0 m3/h @ 14 Pa Sound power level at the optimal operating point Sound pressure level at free air flow, measured in rubber bands 5,0 bel(A) 4 Environment 4.1 General Min. permitted ambient temperature TU min. Max. permitted ambient temperature TU max. Min. permitted storage temperature TL min. Max. permitted storage temperature TL max. 4.2 37,0 dB(A) -20 C 70 C -40 C 80 C Climatic Requirements Humidity requirements Water exposure Dust requirements Salt fog requirements humid heat, constant; according to DIN EN 60068-2-78, 14 days None None 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. Please require severity levels and specification parameters from the responsible development departments. 07/10/2017 page 8 of 10 Product Data Sheet 8412 N/2GH 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 25C. 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. and 25C measured with U=500 VDC for 1 min. Clearance / creepage distance Protection class 5.2 Not applicable Not applicable RI > 10 MOhm 1,0 mm / 1,2 mm III Approval Tests CE EAC UL VDE EC Declaration of Conformity Eurasian Conformity Underwriters Laboratories CSA CCC Canadian Standards Association China Compulsory Certification Association for Electrical, Electronic and Information Technologies Yes Yes Yes / UL507, Electric Fans Yes / Approval acc. to EN 60950 (VDE 0805) - Information technology equipment Yes / C22.2 No. 113 Fans and Ventilators Not applicable The approval tests are observed to: U approval max.:13,2 V @ TU approval max.: 70,0 C 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 70.000 h 35.000 h 117.500 h 07/10/2017 page 9 of 10