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CAT CAT®990K Wheel loader

CAT CAT®990K Wheel loader

Operating mass of complete machine (kg):
80974
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Product Feature

Product Parameter

Engine

Net power 521.0 kW
Cylinder bore 137.2 mm
Stroke 152.4 mm
Displacement 27.03 l
Torque reserve 18.0 %
1200 rpm Peak torque at 3557.0 N·m
Net power - SAE J1349 521.0 kW
Total power(ISO 14396) 561.0 kW
Rated speed:Net power – SAE J1349(Standard environment) 521.0 kW
Rated speed:Net power – SAE J1349(High temperature environment) 483.0 kW
Rated speed:Total power(ISO 14396) 561.0 kW
Rated speed:Total power(SAE J1995) 571.0 kW

Operating specifications

Operating weight 80974.0 kg
Rated payload - Standard 15.9 metric tons
Rated payload - High lift 15.9 metric tons

Gearbox

First gear forward 7.3 km/h
Second gear forward 13.3 km/h
Third gear forward 22.9 km/h
Reverse first gear 7.9 km/h
Reverse second gear 14.7 km/h
Reverse third gear 24.9 km/h
Direct drive - Second gear forward 13.7 km/h
Direct drive - Third gear forward 24.5 km/h
Direct drive - First gear reverse 8.7 km/h
Direct drive - Second gear reverse 15.4 km/h
Direct drive - Third gear reverse 26.4 km/h

Hydraulic system - Promote/Tilt

1800 rpm Maximum flow at speed (1) 817.0 l/min
1800 rpm Maximum flow at speed (2) 84.0 l/min
Relief valve setting 3500.0 kPa
Relief valve setting - Promote/Tilt 33000.0 kPa

Hydraulic cycle time

Promote 8.2 seconds
Unload 2.9 seconds
Descend 3.7 seconds
Total hydraulic cycle time(The bucket is empty) 13.8 seconds
Float down 3.6 seconds
Bucket roll back 4.3 seconds

Maintenance refill capacity

Fuel tank 1114.0 l
Cooling system 208.0 l
Gearbox 110.0 l
Engine crankcase 75.7 l
Differential and Final Driver - Front axle 271.0 l
Differential and Final Driver - Rear axle 261.0 l
Hydraulic oil tank(Implement and Hydraulic Fan) 261.0 l
Hydraulic oil tank(Steering and braking) 132.0 l
Hydraulic system factory filling 795.0 l

Hydraulic system – Turn

1400 rpm Maximum flow at speed 358.0 l/min
Relief valve setting - Turn 32000.0 kPa

Noise performance — Standard

Operator sound pressure level(ISO 6396:2008) 69.0 dB(A)
Machine sound power level(ISO 6395:2008) 115.0 dB(A)

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