EDF Ducted Fan Wemotec Midi Fan evo / HET 650-58-1760 (Pack)

MDE 650-58-1760-PACK

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Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 650-58-1760 motor. This Pack is precisely assembled, balanced and tested by us.

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Data sheet

EDF thrust (categorization) 1-2kg, 2-3kg
EDF Diameter Class (mm): 90
Blades: 11
Turbine shroud Synthetic
EDF Rotor Synthetic
Turns/min/Volt (Kv): 1760
Motor Type: In-Runner
Motor Diameter (mm): 36
Shaft diameter (mm): 5
Battery Cells: 5s - 18.5v, 6s - 22.2v

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Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 650-58-1760 motor. 

This Pack, composed with the EDF unit, the motor and the assembling and balancing service, is precisely set, harmonically balanced and tested by us. It can be directly installed inside your model.

Readings:

 
5s
6s
 Voltage
 18,5 V
 22,2 V
 Current
54,0 A
68,0 A
 Power
999 W
1510 W
 rpm    
 Thrust
2,04 kp
2,65 kp
 Efflux velocity    
57,49 m/s
65,50 m/s
 Efficiency
0,58
0,56
 Controller
> 70 A / LV
> 80 A / LV
 Battery
   2.700-3.500 mAh  
  3.400-4.500 mAh  

The controller should be chosen 20% over rated due to the long lasting load.
LV = low voltage controller up to 6s, HV = high voltage controller above 6s.
Battery should be chosen about 15/ - 1/20 of the max current for 4-3 minutes WOT. 30-40 C is appropriate.


Set comprises:

  • 1 x Midi Fan pro ducted fan unit
  • 1 x HET 650-58-1760
 
 
 inner diameter:  89,0 mm
 outer diameter:  92,0 mm
 length of shroud:  60 mm, w/o intake lip
 weight, complete:  395 grams (opt. intake rin + 19g)
 fan swept area:  49,40 sqcm
 rotor:  11 blades, nylon (glass reinforced)  
   
 rec. thrust tube dia.:   75 mm diameter
 Timing ESC:  approx. 6° (4-pole motor)
 PWM:  8-12 kHz
 
Readings:  We measure with a constant voltage of 3.7 V / cell. Current and thrust are measured with a small intake lip (r=6 mm) at 21° C, 50m asl and standard pressure. Depending on battery, controller and installation you may see higher or lower figures.
 

Motor specifications:

  • Diameter : 36 mm 
  • Length : 57.5 mm
  • Shaft Dia. : 5 mm 
  • Weight : 250 grams 
  • Internal resistance: 15
  • No load current (lo): 2
  • Max efficiency: 88% 
  • Poles : 4 
  • No load KV : 1760
  • Suggested lipo cells. : 6-8S 
  • Max amps: 100A (8S)
  • Power Nominal: 2500 watts
  • Recommended advance timing : low
 

Midi Fan evo unit Specifications:

Ducted Fan unit of the poular 89 mm Midi Fan class, both optimized for Sound and efficiency. This fan brings efficiency of multibladed fans to a new level. The one piece glass reinforced Nylon rotor comes calibrated and dynamically balanced. All components are compatible to the former Midi Fan pro. 

  • Material: Nylon, ABS, Aluminium
  • Weight: about 102 grams, incl. intake lip
  • Power range: 1.000-4.000 W
  • Max. rpm: 50.000 U/min
  • Rotor: 11-blades (87,5 mm) glass reinforced Nylon
  • Set: all parts, incl. instruction
  • Ageom.: 49,4 qcm 
  • Aeff.: 45,6 qcm 
  • Thrust: 7-50 N
     

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EDF Ducted Fan Wemotec Midi Fan evo / HET 650-58-1760 (Pack)

EDF Ducted Fan Wemotec Midi Fan evo / HET 650-58-1760 (Pack)

Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 650-58-1760 motor. This Pack is precisely assembled, balanced and tested by us.

Write a review

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