WeMo Tec Midi Fan Evo with Het 650-58-1480 Brushless motor

Modern high efficiency multi bladed fan unit.

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

Readings

4s


5s


6s
Voltage

14,8 V


18,5 V


22,2 V
Current

48,50 A


72,0 A


91,0 A
Power

718 W


1332 W


2020 W
rpm
thrust

1,66 kp


2,48 kp


3,20 kp
efflux velocity

51,90 m/s


63,41 m/s


72,02 m/s
efficiency

0,59


0,58


0,56
controller

> 60A / LV


> 80A / LV


> 110A / LV
Battery

2.500-3.200 mAh


3.600-4.800 mAh


4.500-5.800 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: 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