Midi Fan evo ducted fan unit / HET 650-58-2100, completely mounted, balanced and harmonically tuned

Item number: MDE 650-58-2100

89 mm ducted fan unit (11-blades)
4-5s Lipo cells
1.17 - 2.80 kp of thrust
completely mounted, checked, completely balanced and harmonically tuned

Category: with HET 650-58 motors


189,90 €

including 19% VAT. , plus shipping

Recommended retail price: 189,90 €
Available now!

Shipping time: 2 - 3 workdays



Modern high efficiency multi bladed fan unit.

The fan unit comes completely mounted with a HET 650-58-2100 motor.
The unit is assembled and checked at factory, precision balanced and harmonically tuned.


Readings
 
4s

5s

 Voltage
 14,8 V
 18,5 V
 Current
50,0 A
 82,0 A
 Power
740 W
1517 W
 rpm    
 thrust
1,72 kp
2,80 kp
 efflux velocity
52,80 m/s
67,39 m/s
 efficiency
0,60
0,61
 controller
> 60 A / LV
> 90 A / LV
 Battery
2.500-3.200 mAh
4.000 - 5.000 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 650-58-2100
 inner diameter:  89,0 mm
 outer diameter:  92,0 mm
 length of shroud:  60 mm, w/o intake lip
 weight, complete:  348 grams (opt. intake rin + 19g)
 fan swept area:  49,40 qcm
 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.

Shipping weight: 0,40 Kg
Product weight: 0,30 Kg

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