EDF Ducted Fan Wemotec Midi Fan evo / HET 650-58-1480 (Pack)

MDE 650-58-1480

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Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 650-58-1480 motor. The unit is assembled and checked at factory, precision balanced and harmonically tuned.

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Data sheet

EDF thrust (categorization)2-3kg, 3-4kg
EDF Diameter Class (mm):90
Blades:11
Turbine shroudSynthetic
EDF RotorSynthetic
Turns/min/Volt (Kv):1480
Motor Type:In-Runner
Motor Diameter (mm):36
Shaft diameter (mm):5
Battery Cells:6s - 22.2v, 8s - 29.6v

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Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 650-58-1480 motor. The unit is assembled and checked at factory, precision balanced and harmonically tuned.

Readings:

  6s 7s8s
 Voltage
 22,2 V
 25,9 V
29,6 V
 Current
45,0 A
 57,5 A
 68,0 A
 Power
999 W
1489 W
2013 W
 rpm tbc tbc tbc
 Thrust
2,16 kp
2,75 kp
3,31 kp
 Efflux velocity   
59,17 m/s
66,77 m/s
73,33 m/s
 efficiency
0,63
0,6
0,59
 controller
> 55A / LV
> 70A / HV
> 80A / HV
 Battery
  2.250-3.000 mAh  
  3.000-4.000 mAh  
  3,500-4.500 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 650-58-1480
 
 
 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: 20.7
  • No load current (lo): 1.6
  • Max efficiency: 88% 
  • Poles : 4 
  • No load KV : 1480
  • Suggested lipo cells. : 8-10S 
  • Max amps: 120A (10S)
  • Power Nominal: 3500 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 650-58-1480 (Pack)

EDF Ducted Fan Wemotec Midi Fan evo / HET 650-58-1480 (Pack)

Modern high efficiency multi bladed fan unit. The fan unit comes completely mounted with a HET 650-58-1480 motor. The unit is assembled and checked at factory, precision balanced and harmonically tuned.

Write a review

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