Electric Flight in Australia

 

Scorpion 3008-1220 outrunner motor

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 Peter Pine

PO Box 324
Pottsville Beach 2489
Phone (02) 6676 1437
Mobile (0407) 732 440

E-mail: ppine@northnet.com.au

 
 
 
 
 
 
 
 
 
 
 
 
  
Back to Scorpion Motors Page
V.II Motor Specifications
Io = 0.97A at 10V
Kv = 1220 rpm/volt
R = 0.042 Ohms
Length = 33.7mm
Diameter = 37.5mm
Weight = 95g
Continuous current accepted = 32A
Maximum continuous power = 425W
Shaft = 5mm 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 & backmount supplied
Recommended controller = Hifei ESC
A sports LRK (outrunner) brushless motor for small R/C aircraft up to 1.8 kg powered by 10-12 cells or 3-4S LiPo; suitable for cabin models, scale models, aerobatic models and gliders. No gearbox is required because of the high torque of this motor type.

All Scorpion 30mm motors have 3 ball bearings to support the rotating housing.

The S30 series of motors from Scorpion all have 30mm diameter stators - there are 12 stator arms and 14 magnets in the rotor housing. The stator is 8mm long in this 3008 version. The motor wind is a 20 turn delta wind with 8 strand 0.25mm wire.

Prop for 3S - 10x5."
Prop for 4S - 8x4 or 8x5"

Motor guaranteed for two years

Price now = $129

Some power recommendations
Prop Prop type Volts Cells Revs per minute Amps Watts In Thrust Grams Recommended controller
10x5 APC 10.5 3S 9,925 27A 278 1393 Scorpion 35A
10x7 APC 10.5 3S 9,250 32A 340 1421 Scorpion 45A
11x5.5 APC 10.5 3S 9,025 34A 362 1619 Scorpion 45A
8x4 APC 14.0 4S 14,300 22A 320 1381 Scorpion 35A
8x6 APC 14.0 4S 13,125 36A 503 1437 Scorpion 45A
Motors that compare to the Scorpion 3008-1220:
Atlas 2909/20, 1240 KV
Axi 2808/20, 1490 KV
Dualsky XM3530CA-12, 1200
KV
Hacker A30-22S, 1440 KV
Himax HC3510-1540
Hyperion Z3007-26, 1240 KV
HXT 35-30B, 1400 KV
Rimfire 35-30-1250
Thunder tiger OBL 36/12-25A, 1240 KV