Yanmar 4JH4E - Alternator 12 V;80 A (Standard); Specifications

12. Electrical system
308
12.5 Alternator 12V/80A (Standard)
12.5.1 Specifications
Yanmar code 119573-77201
Model of alternator LR180-03C (HITACHI)
Model of IC regulator TR1Z-63 (HITACHI)
Battery voltage 12V
Nominal output 12V/80A
Earth polarity Negative earth
Direction of rotation
(viewed from pulley end)
Clockwise
Weight 5.4 kg
Rated speed
5,000 min
-1
Operating speed
1,200-9,000 min
-1
Speed for 13.5V at 20°C
1,200 min
-1
or less
Output current for 13.5V
75A or more/ 5,000 min
-1
Regulated voltage 14.5±0.3V (at 20°C, voltage gradient, -0.01V/°C)