Electric Flight in Australia

 

Scorpion 2212-1850 outrunner motor

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 Peter Pine

PO Box 324
Pottsville Beach 2489
Phone (02) 6676 1437
Fax (02) 6676 2831

E-mail: ppine@northnet.com.au

 
 
 
  
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Motor Specifications
Io = 1.31A at 10V
Kv = 1850 rpm/volt
R = 0.032 Ohms
Length = 30mm
Diameter = 27.9mm
Weight = 50.7g
Continuous current accepted = 22A
Maximum continuous power = 230W
Shaft = 3mm carbonised steel (protrudes both ends)
Collet-type prop adaptor and back-mount supplied

Motor fixing = four 3mm bolts supplied
Male bullet connectors fitted to motor
Female bullet connectors supplied
Recommended controller = Hifei 25A
A sports LRK (outrunner) brushless motor for small R/C aircraft up to 1.2 kg powered by 7-12 cells or 2-3S LiPo; suitable for cabin models, scale models, aerobatic models and gliders. No gearbox is required because of the high torque of this motor type.

The S22 series of motors from Scorpion all have 22mm diameter stators - there are 12 stator arms and 14 magnets in the rotor housing. The stator is 12mm long in this 2212 version. The motor wind is a 11 turn delta wind with 9 strand 0.21mm wire.

Prop for 2S - 12x6"
Prop for 3S - 10x6"

Motor guaranteed for two years

Price: $79

Some power recommendations
Prop Prop type Volts Cells Revs per minute Amps Watts In Thrust Grams Recommended controller
7x4 APC-E 7 2S 11,240 12A 90 509 Hifei 30A
7x6 APC-E 7 2S 10,500 16A 116 548 Hifei 30A
8x4 APC-E 7 2S 10,260 17A 124 668 Hifei 30A
5x5 APC-E 10.5 3S 17,580 12A 126 305 Hifei 30A
6x4 APC-E 10.5 3S 16,780 15A 160 596 Hifei 30A