The generators are three-phase AC generator, coil as a standard star connection, high power generation efficiency, low resistance.
Motor is outer rotor motor. Motor diameter 62MM, thick 35MM. Projecting shaft is 8MM, round, length 28MM.
Fitting hole 4.5MM, center distance 51 * 51MM. Power about 50w.
Weight 400G. Do wind and hand are a good choice.
The internal structure of 9-pole three-phase star winding
1pcs* Three-phase AC Permanent Magnet Wind Generator Hand Generator DIY Homemade
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