C.E. Niehoff & Co. C131 Alternator Installation - Manual (Page 3)

II131G Page 3 of 4
ALTERNATOR CHARACTERISTICS FOR 14 VOLTS/ 70 AMP:
APPLICABLE MODELS:
C131
OUTPUT CURVE: OUTPUT AMPERES VERSUS ALTERNATOR SHAFT SPEED IN RPM AT 13.8 VOLTS.
TORQUE CURVE: DRIVE TORQUE IN Nm VERSUS ALTERNATOR SHAFT SPEED IN RPM REQUIRED TO PRO-
DUCE OUTPUT CURVE.
ALL MEASUREMENTS DEPICTED ON PERFORMANCE CURVES ARE TAKEN AT 104F (40°C) 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)