ARTICULATED DUMP TRUCK HYDRAULIC SYSTEMS Caterpillar

Type of pump: Gear

For test use SAE10W oil at 49°C (120°F)

Test at Speed of 2000 rpm:

Output ... 116.5 liters/min (31 U.S. gpm)

at a pressure of ... 690 kPa (100 psi)

Output ... 114.5 liters/min (30 U.S. gpm)

at a pressure of ... 6900 kPa (1000 psi)

Test at Speed of 1000 rpm:

Output ... 57 liters/min (15 U.S. gpm)

at a pressure of ... 690 (100 psi)

Output ... 55 liters/min (14.5 U.S. gpm)

at a pressure of ... 6900 kPa (1000 psi)