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390D L

Large Excavators

The Cat® 390D L Hydraulic Excavator has excellent control, high stick and bucket forces, impressive lift capacity, simplified service and a comfortable operator station to increase your productivity and lower operating costs.

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Engine Model Cat® C18 ACERT™ (ATAAC)

Net Flywheel Power 390 kW

Net Power - ISO 9249 390 kW

Net Power - SAE J1349 390 kW

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390D L

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FEATURES & BENEFITS

Hydraulics

Main PumpsThe hydraulic system includes three pumps with an independent swing circuit. The hydraulic circuit utilizes a load-sensing system to ensure high efficiency and... Read more

Operator Station

Cab DesignThe spacious cab provides excellent visibility and ergonomics. The full-color monitor provides the operator with easy-to-read, comprehensive machine information... Read more

Engine

Cat® C18 EngineThe C18 engine with ACERT™ Technology powers the 390D L. The C18 has a proven record of long life. Materials like high-strength steels and cast iron contri... Read more

Control System

Monitor DisplayThe monitor is a full-color Liquid Crystal Display (LCD). A master caution lamp blinks ON and OFF when one of the critical conditions below occurs: Engine... Read more

Structures

Variable Gauge UndercarriageThe long variable gauge undercarriage is standard, providing a wide, stable base for operating or a narrow gauge for reduced shipping width. C... Read more

Undercarriage

UndercarriageThe undercarriage supports the swing bearing and upper structure and is the link that transmits the reaction forces from digging to the ground. The strength... Read more

Front Linkage

Front LinkageCat® Excavator booms and sticks are built for performance and long service life. Castings and forgings are used at high stress areas such as the boom nose, b... Read more

Buckets and Teeth

Optimized PackageCaterpillar offers a wide range of buckets – each designed and field tested to function as an integral part of your excavator. All Cat® Buckets feature K... Read more

Work Tools

Increase Machine VersatilityThe Cat combination of machine and tool provides a total solution for just about any application. Work tools can be mounted either directly to... Read more

SPECIFICATIONS FOR 390D L

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Engine

Engine Model	Cat® C18 ACERT™ (ATAAC)
Net Flywheel Power	390 kW
Net Power - ISO 9249	390 kW
Net Power - SAE J1349	390 kW
Net Power - EEC 80/1269	390 kW
Bore	145 mm
Stroke	171 mm
Displacement	18.1 l

Weights

Operating Weight - Long Undercarriage	86190 kg
Operating Weight - Standard Undercarriage	86190 kg

Track

Number of Shoes - Each Side - Long Undercarriage	51
Number of Track Rollers - Each Side - Long Undercarriage	9
Number of Carrier Rollers - Each Side	3

Swing Mechanism

Swing Speed	6.2 r/min
Swing Torque	260 kN·m

Drive

Maximum Travel Speed	4.5 km/h
Maximum Drawbar Pull	590 kN

Hydraulic System

Main System - Maximum Flow - Total	980 l/min
Swing System - Maximum Flow	460 l/min
Maximum Pressure - Equipment - Normal	35000 kPa
Maximum Pressure - Travel	35000 kPa
Maximum Pressure - Swing	26000 kPa
Pilot System - Maximum Flow	90 l/min
Pilot System - Maximum Pressure	4120 kPa
Boom Cylinder - Bore	210 mm
Boom Cylinder - Stroke	1967 mm
Stick Cylinder - Bore	220 mm
Stick Cylinder - Stroke	2262 mm
HB2 Family Bucket Cylinder - Stroke	1451 mm
JC Family Bucket Cylinder - Bore	220 mm
JC Family Bucket Cylinder - Stroke	1586 mm
HB2 Family Bucket Cylinder - Bore	200 mm

Service Refill Capacities

Fuel Tank Capacity	1240 l
Cooling System	101 l
Engine Oil	65 l
Swing Drive - Each	19 l
Final Drive - Each	21 l
Hydraulic System - Including Tank	995 l

Sound Performance

Performance

ANSI/SAE J1166 OCT98

Standards

Brakes	SAE J1026 APR90
Cab/FOGS	SAE J1356 FEB88/ISO 10262

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