
3YM30
3YM30
12/05
Marine Installation Manual - Volume 2
3YM30-13
© 2007 Yanmar Marine International
Optional Alternator Data
Performance Curve for 80A Alternator
Figure - 9
Parameter Data
Yanmar Code 119573-77201
Alternator Model LR180-03C (Hitachi)
IC Regulator Model TR1Z-63 (Hitachi)
Battery Voltage 12 V
Nominal Output 12 V / 80A
Earth Polarity Negative Earth
Direction of Rotation
(Viewed from Pulley
End)
Clockwise
Weight 5.4 kg (11.9 lb)
Rated Speed 5000 rpm
Operating Speed 1200 - 9000 rpm
Speed for 13.5 V at
20°C (68°F)
1200 rpm
Output Current for
13.5 V
75A or more at 5000
rpm
Voltage Regulation at
20°C (68°F), Voltage
Gradient, -0.01 V/°C
14.5 ± 0.3 V
JUN 2006 (Rev. 1)
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