Electric Flight in Australia

 

Scorpion SII-3008-1090 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 = 0.79A at 10V
Kv = 1090 rpm/volt
R = 0.058 Ohms
Length = 33.7mm
Diameter = 37.5mm
Weight = 95g
Continuous current accepted = 26A
Maximum continuous power = 370W
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 23 turn delta wind with 6 strand 0.25mm wire.

Prop for 3S - 11x5.5"
Prop for 4S - 9x4.5"
Prop for 5S - 8x4"

Motor guaranteed for two years

Price = $129

Some power recommendations
Prop Prop type Volts Cells Revs per minute Amps Watts In Thrust Grams Recommended controller
10x7 APC 10.5 3S 8,400 24A 253 1154 Scorpion 35A
11x5.5 APC 10.5 3S 8,200 26A 272 1340 Scorpion 35A
9x4.5 APC 14.0 4S 11,925 24A 338 1428 Scorpion 35A
9x6 APC 14.0 4S 11,475 28A 386 1477 Scorpion 35A
8x4 APC 17.5 5S 15,300 23A 403 1555 Scorpion 35A
Motors that compare to the Scorpion 3008-1090:
Axi 2808/24, 1190 KV
Dualsky XM3530CA-14, 1000
KV
Hacker A30-28S, 1140 KV
Himax HC3510-1100
Hyperion Z3007-30, 1050 KV
HXT 35-30C, 1100 KV
Rimfire 35-30-950
Torque 2830/1095
E-Flite Park 480, 1050 KV