BRUSHLESS GM RACE 21,5T Graupner 97421

BRUSHLESS GM RACE 21.5 T star wound Graupner 97421 Description


BRUSHLESS RACE
Lighter, only weighs approx. 170 g
Optimum cooling
Sintered neodymium magnets
Sensors conforming with IFMAR/EFRA/DMC rules
Angled sensor connector for better protection
EFRA stock and modified and DMC legal (modified)
High-performance free-running ballraces
Sensorless running possible with GM-BRUSHLESS speed controllers
Adjustable motor timing

Specification
Magnet : gesintert 12,5 mm EFRA Stock
Operating voltage range : 3,7 ... 7,4 V
Overall length, approx. : 68 mm
All-up weight, approx. : 170 g
Transmission: Crawler Baukastenübersetzung
Turns : 21,5 T stern
Charging rate at max. output at nominal voltage : 40 A
LiPo battery, Order No. : 99008 - 99013
Free shaft length: 15 mm
Recommended controller: 7156, 97163
Max. output at nominal voltage: 140 W
Number of poles: 2
Charging rate at max. efficiency: 13 A
Permissible motor direction : R und L
Nominal voltage: 7,4 V
Case length: 51,5 mm
Shaft diameter: 3,17 mm
Case diameter: 35,8 mm
Revolutions/Volt: 1650