Alternator

Generator

Type LR1130-701
Hitachi

Ground polarity Negative

Minimum revolution under no-load (When 13.5 volts is applied) 1,200 rpm
Hot output current (When 13.5 volts is applied) More than 78 A/1,800 rpm
More than 108 A/2,500 rpm
More than 130 A/5,000 rpm

Minimum length of brush 6 mm (0.24 in)
Brush spring pressure 1.0 - 3.432 N (0.102 - 0.3501 kg, 0.22 - 0.7715 lbs)
Slip ring minimum outer diameter 26 mm (1.02 in)