aircar propeller for 3.5kw motor cw/ccw
thingiverse
This is a large diameter (50cm) 3-Blade propeller designed to be used in a duct with a powerful motor to propel a small go-kart. Can be used as a single propeller or in a contra-rotating orientation - Single stage thrust is approx.11.6Kg - Contra-rotating thrust is approx. 24.2Kg Used with a standard "muck bucket" as duct with bottom removed and a support ring in place Each motor should have a power output of 3.5Kw and a load speed of 6800 RPM I used 170Kv skateboard motors with a 12-cell lipo battery and the current drawn was about 80A each Need (9x) 2in 1/4-20 bolts, nuts and washers to assemble each propeller plus motor mounting hardware
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