Product Data Sheet RER175-42/18/2TDMLO Product Data Sheet RER175-42/18/2TDMLO The engineer's choice
Product Data Sheet RER175-42/18/2TDMLO RER175-42/18/2TDMLO INDEX 1 General ............................................................................................................................................................... 3 2 Mechanics .......................................................................................................................................................... 3 2.1 2.2 3 Operating Data ..........................................................................
Product Data Sheet RER175-42/18/2TDMLO 1 General Fan type Rotating direction looking at rotor Airflow direction Bearing system Mounting position - shaft 2 Mechanics 2.1 General Depth Diameter Mass Housing material Impeller material 2.
Product Data Sheet RER175-42/18/2TDMLO Wire 1 2 3 4 Color red blue violet white Operation + UB - GND PWM Tacho Wire size AWG 22 AWG 22 AWG 22 AWG 22 Insulation diameter 1,35 mm 1,35 mm 1,35 mm 1,35 mm The auxilliaries shown on the schematic diagram (which are required for the intended use) are not part of our delivery.
Product Data Sheet RER175-42/18/2TDMLO 3 Operating Data 3.
Product Data Sheet RER175-42/18/2TDMLO Schematics Input voltage divider: R1 = 47 kOhm R2 = 36 kOhm For protection: There is parallel to R2 a 5,1 V Z-Diode Speed control: By pulse-width modulation (PWM) 0 ... 100% with switching transistor in emitter circuit and collector resistance to 12 V Frequency = 2 kHz (1 - 10 kHz) Information to the curve PWM: 0% - <10% PWM: 0 1/min 10% PWM: 800 1/min (Fan on, comming from 0% PWM) 10% - 13% PWM: 800 1/min (corresponding to min.
Product Data Sheet RER175-42/18/2TDMLO Speed control: By analog voltage 0 - 10 V Information to the curve analog: 0 V - < 1,3 V: 0 1/min 1,3 V: 800 1/min (Fan on, comming from von 0 V) 1,3 V - 1,6 V: 800 1/min (corresponding to min. speed) 1,6 V - 9,4 V: linear increasing curve 9,4 V - 10 V: 3.400 1/min (corresponding to max.
Product Data Sheet RER175-42/18/2TDMLO 3.3 Electrical Interface - Output Tacho type /2 (open collector) Features Tacho operating voltage UBS Tacho signal Low Tacho signal High Maximum sink current US low US high Isink External resistor Tacho frequency Tacho isolated from motor Slew rate Note Values Min.: 4,0 V Max.: 60,0 V I sink: 2 mA I source: 0 mA <=0,4 V 60,0 V <= 20 mA External resistor Ra from UBS to US required. All voltages measured to GND.
Product Data Sheet RER175-42/18/2TDMLO Internal fuse Voltage control *) Littelfuse NANO2 > Very Fast-Acting > 451/453 Series 2,5A / 125V (Art.No.: 045102.5MRL) Fan turns on at UB > 32 V or < 66 V Fan turns off at UB < 30 V or > 68 V *) This fan has an undervoltage and overvoltage control circuit integrated which turns the motor off if the voltage is out of range. Locked rotor signal t5: 40.0 s After 4 failed start-ups of t3 to t4 there is an extended timeout t5 of 40s.
Product Data Sheet RER175-42/18/2TDMLO 3.5 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 RER175-42/18/2TDMLO 01/31/2019 page 11 of 15
Product Data Sheet RER175-42/18/2TDMLO 3.6 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: 3.400 1/min at free air flow U Contr.
Product Data Sheet RER175-42/18/2TDMLO Axes of vibration 3 severity level stationary use 1 storage / transportation Random vibration not in use IEC 60068-2-64 Frequency range / ASD GRMS Axes of vibration Test duration Random vibration 5 - 20 Hz : 1,0 m² / s³ 20 - 500 Hz : - 3 dB / Oct 0,91 G 3 3x5h storage / transportation Bump not in use IEC 60068-2-29 Shock spectrum Acceleration Duration Number of bumps (+X, -X, -Y, +Y, -Z, +Z) Total bumps Bump half sine 18 G 6 ms 100 in each direction 600 stati
Product Data Sheet RER175-42/18/2TDMLO 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.
