LOW RPM PERMANENT MAGNET DC GENERATOR
STOCK N0.443541
Two high-energy saturated C8 ceramic magnets.
Stainless steel 12.7mm (1/2in) diameter, 40mm length, with 1mm full-length flat.
16-slot armature 52mm diameter wound with AWG25 magnet wire (fusing current 24 amps) Extra-long 8x14mm brush assemblies including spring, pigtail and cap – stock no. 443732 Two double-sealed 32mm OD ball bearings – replacement stock no. 17111.
Either direction – The red output wire is positive for clockwise rotation from the shaft end. Zero to 5,000 rpm (84Hertz), generates at all speeds.
Four M6 tapped holes on the front or rear end caps, or by hose clamps on the magnet drum. 4.5Kg (9.8lb). Shipping weight 4.6Kg (101b), dimensions 150x150x300mm (6 x 6 x 12in). Internal resistance 7.7 ohms. Inductance 16 mH.
See performance curves below
Figure P.1: Diagram, specifications, and performance curves of generator.
[1] The average amount of solar radiation falling on a surface normal to the rays of the sun outside the
atmosphere of the earth at mean earth-sun distance, as measured by NASA [1].
[3] 4
Qsun := 4-n’rsun ‘ct’Tsun
