D343 ENGINE Caterpillar


Alternators

Usage:

24V-50A-DR 1117226
(5S9088)

Negative ground

Belt adjustment (amount deflection) ... .875±.125 in.22,2±3,1 mm

force midway between pulleys ... 25 lb.11,3 kg

RPM-testing ... 25002500

Rotation-clockwise

Output amperes-cold @ 28 volts 1500 RPM (with regulator) ... 2121

2500 RPM (with regulator) ... 4141

Rated output, amperes (hot) ... 5050

Field amperes @ 24 volts-80°F (27°C) ... 2.5-2.92,5-2,9

Voltage regulator

Voltage setting range ... 26-3026-30

Adjust voltage setting to ... 2828

then increase speed to produce maximum output amperes ... 5050

1 Torque-pulley nut ... 75±5 lb. ft.10,4±0,7 mkg

2 Torque-output terminal ... 10±1 lb. ft.1,4±0,14 mkg

32V-60A-DR 1117074
(5L1243)

Brush spring tension ... 10 oz.0,28 kg

Ampere output @ 37.5 volts-1800 RPM (cold) (Note-5-10% higher without regulator) ... 2020

Ampere output @ 37.5 volts-2500 RPM (cold) (Note-5-10% higher without regulator) ... 5151

Rated ampere output (hot) ... 6060

Field amperes @ 32 volts-80°F. (25°C.) ... 2.4-2.72,4-2,7

1 Torque-nut (pulley) ... 55±5 lb. ft.7,6±0,7 mkg

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