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Item
 
Specification
 
Test Condition
 
1
 
 Rated Voltage
 
  V ±10%
 
 DC power supply
 
2
 
 Rated Current
 
   Amp (Typical)
 
 DC power supply at Rated Voltage
 
3
 
 
 
  Amp(SafetyRegulation)
 
 DC power supply at Rated Voltage.
 
 This is for Safety Regulation.
 
 
 
4
 
 Rated Power
 
 2.16W
 
AtRated Voltage.
 
5
 
 Starting Voltage
 
7V (Max.)
 
DC power supply
 
6
 
 Insulation Resistance
 
 10 MΩ (Min.)
 
Input 500V(DC) between
 
Lead wire(+) and housing
 
7
 
 Speed
 
   RPM  ±10%
 
Measured at 5 minutes
 
after starting under 25±5℃, 65±5%RH ambient
 
8
 
 Acoustical Noise
 
  dB(A)(measurement tolerance ± 2 dBA)
 
Measured at typical speed with an acoustic microphone 1 meter away from the fan intake in a test chamber with  background noise level  below 18dB(A)under    -3745 Standard, refer to NOISE MEASUREMENT ITEM 7.
 
9
 
 Static Pressure
 
   mm-H2O
 
 (  inch-H2O )
 
Refer to PERFORMANCE CHART ITEM 9 at zero airflow.
 
This measurement is performed AMCA 210-99 Standard.
 
10
 
 Air Flow
 
  CFM
 
 (CMM )
 
Refer to PERFORMANCE CHART ITEM 9 at zero static Pressure.
 
This measurement is performed AMCA 210-99 standard.
 
11
 
 Direction of rotation
 
Counter-anticlockwise
 
DC power supply, viewed from impeller.
 
 
 
 
Impeller
 
  
 
Frame
 
 
 
Bobbin
 
PBT UL94-V0
 
Lead Wire  
 
 +：Red 
 
 –：Black 
 
O/P: White Yellow
 
                          24
 
UL 1007 AWG26  
 
                          28
 
     
 
 
 
 
 Dimensions
 
 L * W * H =80*80*25.4 (mm)
 
 Weight
 
70 grams
 
 Standard operating temperature  range  
 
 -10 ℃ ~ 75 ℃
 
 Standard storage temperature
 
 -20 ℃ ~ 80 ℃
 
Bearing system
 
Two Ball Bearing  One Ball One Sleeve Bearing
 
Sleeve Bearing       Alloy Sleeve with Ceramic Shaft
 
Ceramic Bearing with Ceramic Shaft
 
 
 
（MTBF）
 
At a standard operating condition of25±5℃, 65±5%RH ambient, the expected life(expressed as Mean Time Between Failure) of products are evaluated under MIL-STD-781 Standard as below：
 
 Two Ball Bearing：65000 hrs , Continuous operating under 25℃ 65%RH
 
 One Ball One Sleeve Bearing：50000 hrs , Continuous operating under 25℃ 65%RH
 
 Sleeve Bearing：30000 hrs , Continuous operating under 25℃ 65%RH
 
 Alloy Sleeve with Ceramic Shaft：300000 hrs , Continuous operating under 25℃ 65%RH
 
 Ceramic Bearing with Ceramic Shaft：500000 hrs , Continuous operating under 25℃ 65%RH