Generator Specifications
GENERATOR SPECIFICATIONS
| Application | Specification | ||
|---|---|---|---|
| Generator Model | LR180-741, HITACHI | LR180-748, HITACHI | |
| Nominal Rating | 12 Volts, 80 Amps | 2 Volts, 70 Amps | |
| Ground Polarity | Negative | ||
| Minimum RPM Under No Load (With 13.5 Volts Applied) | Less Than 1000 RPM | ||
| Hot Output Current (With 13.5 Volts Applied) | |||
| At 1300 RPM | 23 Amps | 22 Amps | |
| At 2500 RPM | 63 Amps | 50 Amps | |
| At 5000 RPM | 77 Amps | 67 Amps | |
| Regulated Output Voltage | 14.1-14.7 Volts | ||
| Minimum Brush Length | .236 in. (6.00 mm) | .236 in. (6.00 mm) | |
| Brush Spring Pressure | 3.60-12.34 ozs. (1.000-3.432 N) | 3.60-12.34 ozs. (1.000-3.432 N) | |
| Slip Ring Minimum Outer Diameter | 1.024 in. (26.00 mm) | 1.024 in. (26.00 mm) | |
| Rotor (Field Coil) Resistance | 2.6-2.7 Ohms | 2.6-2.7 Ohms | |