SPEED 480 7,2 V Graupner 6304 New motor for direct-drive with 15 x 8 cm propel-
lers and 7 NC cells of 0.5 to 0.8 Ah capacity.
GRAUPNER SPEED electric motors are equally well suited for model planes, boats and car applications. The nominal operating voltage is in each case marked on the motor case for ease of identification. Nominal voltage 7,2 V
Operating voltage range 7,2 ... 9,6 V
No-load rpm 17000 min–1
No-load current drain 1,1 A
Current drain at max. efficiency 5 A
Current drain when stalled 31 A
Max. efficiency without gearbox 82 %
Length of case, excl. shaft 47,3 mm
Diameter 29,3 mm
Free shaft length 14 mm
Shaft diameter 3,17 mm
Weight 105 g
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