I've worked for a French military chopper (Tiger, NH-90) company, and they do the same, they short-circuit everything (even the batteries) so that the induced c

I've worked for a French military chopper (Tiger, NH-90) company, and they do the same, they short-circuit everything (even the batteries) so that the induced current doesn't grill semiconductors but flows freely through copper. They do that for a very short time, so the cinetic energy in the moving rotor keeps the helicopter airborne.