C.E. Niehoff & Co. C130 & C132 Alternator Installation - Manual (Page 3)

II130F Page 3 of 4
ALTERNATOR CHARACTERISTICS FOR 28 VOLTS/ 60 AMPS:
APPLICABLE MODELS:
C130, C132
OUTPUT CURVE: OUTPUT AMPERES VERSUS ALTERNATOR SHAFT SPEED IN RPM AT 28.0 VOLTS.
TORQUE CURVE: DRIVE TORQUE IN Nm VERSUS ALTERNATOR SHAFT SPEED IN RPM REQUIRED TO
PRODUCE OUTPUT CURVE.
ALL MEASUREMENTS DEPICTED ON PERFORMANCE CURVES ARE TAKEN AT 22ºC/72ºF AMBIENT
TEMPERATURE (UNLESS OTHERWISE SPECIFIED) AND A STABILIZED MACHINE TEMPERATURE
AT MAXIMUM OUTPUT WITH VOLTAGE CONSTANT AS SPECIFIED.
ABBREVIATIONS:
RPM REVOLUTIONS PER MINUTE
Nm
NEWTON-METER
Conversion: 1 Nm = 8.85 Pound Inch (LBIN)
0
10
20
30
40
50
60
70
0 1000 2000 3000 4000 5000 6000 7000 8000
RPM
O
U
TP
U
T/
A
0
1
2
3
4
5
6
7
TO
R
Q
U
E
/N
m
OUTPUT/ A TORQUE/ Nm