Dimensions
| Overall Width |
31.11 ft in (9720 mm) |
| Height To Top Of Cab |
32.9 ft in (9990 mm) |
| Length Of Track On Ground |
27.7 ft in (8420 mm) |
| Crawler Length |
35.11 ft in (10960 mm) |
| Height of Tracks |
9.8 ft in (2945 mm) |
| Ground Clearance |
3.9 ft in (1135 mm) |
| Clearance Under Counterweight |
10.4 ft in (3150 mm) |
| Tail Swing Radius |
25.7 ft in (7800 mm) |
Working Range
| Maximum Digging Height |
67.3 ft in (20.5 m) |
| Maximum Digging Reach |
63.4 ft in (19.3 m) |
| Maximum Digging Depth |
8.6 ft in (2.6 m) |
| Maximum Dumping Height |
52.2 ft in (15.9 m) |
| Crowd Distance on Level |
20.8 ft in (6.3 m) |
Operating Specifications
| Operating Weight |
2,204,600 lb (1,000,000 kg) |
| Standard Track Pads |
6.7 ft in (2000 mm) |
| Ground Pressure |
38.3 psi (26.3 N/cm2) |
| Bucket Capacity (Heaped 2:1) |
68 yd3 (52 m3) |
| Shovel Bucket Payload |
206353 lb (93600 kg) |
| Maximum Crowd Force |
705203 lbf (3138 kN) |
| Maximum Crowd Force at Ground Level |
702057 lbf (3124 kN) |
| Maximum Breakout Force |
562274 lbf (2502 kN) |
Shovel Buckets
| Buckets |
Iron Ore Shovel |
Heavy Rock Shovel |
Heavy Rock Shovel |
Standard Rock Shovel |
| Capacity heaped 2:1 (ISO 7546) |
48.4 yd3 (37.0 m3) |
54.9 yd3 (42.0 m3) |
61.5 yd3 (47.0 m3) |
68.0 yd3 (52.0 m3) |
| Total width |
18.4 ft in (5600 mm) |
18.4 ft in (5600 mm) |
20.0 ft in (6100 mm) |
20.0 ft in (6100 mm) |
| Inner width |
16.9 ft in (5100 mm) |
16.9 ft in (5100 mm) |
18.4 ft in (5600 mm) |
18.4 ft in (5600 mm) |
| Opening width |
8.9 ft in (2700 mm) |
8.9 ft in (2700 mm) |
8.7 ft in (2650 mm) |
8.7 ft in (2650 mm) |
| Number of teeth |
6 |
6 |
6 |
6 |
| Weight including wear package |
168,430 lb (76 400 kg) |
173,720 lb (78 800 kg) |
188,710 lb (85 600 kg) |
192,680 lb (87 400 kg) |
| Max. material density (loose) |
4380 lb/yd3 (2.6 t/m3) |
3710 lb/yd3 (2.2 t/m3) |
3370 lb/yd3 (2.0 t/m3) |
3030 lb/yd3 (1.8 t/m3) |
Undercarriage
| Max. Tractive Force |
974880 lb (4338 kN) |
| Max. Travel Speed 1st Stage |
0.9 mph (1.45 km/h) |
| Max. Travel Speed 2nd Stage |
1.2 mph (1.94 km/h) |
| Bottom Rollers |
7 (Each Side) |
| Track Pads |
48 (Each Side) |
| Max. Gradeability |
44% |
| Support Rollers (Each Side) |
2 plus a skid plate in between |
| Travel Drives (Each Side) |
1 planetary transmission with 2 two-stage axial piston motors |
| Parking Brake |
Wet multiple disc brake, spring applied/hydraulically released |
| Components (1) |
All running surfaces of sprockets, idlers, rollers and pad links, as well as teeth contact areas of sprocket and pad links, are hardened |
| Components (2) |
Fully hydraulic, self-adjusting track tensioning system with piston accumulator |
| Components (3) |
Automatic hydraulic retarder valve to prevent over-speed on downhill travel |
| Components (4) |
Acoustic travel alarm |
| Components (5) |
Idlers, bottom rollers and support rollers are connected to the automatic lubrication system |
| Components (6) |
Cast double-grouser combined pad-links with bushings connected by hardened full floating pins |
Swing System
| Maximum Swing Speed |
3.9 rpm |
| Swing Drive |
Six compact planetary transmissions with axial piston motors |
| Swing Ring |
Triple race roller bearing with sealed internal gearing |
| Parking Brakes |
Wet multiple disc brake, spring-loaded/hydraulically released |
| Features (3) |
Closed-loop swing circuit with torque control |
| Features (2) |
Hydraulic braking of the swing motion by counteracting control |
| Features (1) |
All race ways of swing ring as well as grease bath for internal gearing supplied by automatic central lubrication system |
Engine Details
| Number Of Cylinders |
16 (Each Engine) |
| Engine Make |
Cummins |
| Engine Model |
2 x Cummins QSK60 two-stage |
| Total Rated Net Power |
4500 hp (3360 kW) |
| Power Measured @ |
1800 rpm |
| Displacement |
3674 cu in (60.3 L) |
| Bore |
6.3 in (158.8 mm) |
| Stroke |
7.5 in (190 mm) |
| Aspiration |
Two-stage turbocharged; aftercooled and intercooled |
| Maximum Altitude Above Sea Level (Without Deration) |
16000 ft in (4876.8 m) |
| Emission Standards |
U.S. EPA Tier 2 |
Heavy-duty air filters with automatic dust evacuation. Two-stage fuel filter includes water separator. Hydraulically driven radiator fan with electronically controlled fan speed. Pre-lube starting system. Eliminator with centrifuge for engine oil filtration. Engine-oil-change interval of 1,000 hours. Micro processed engine control. Additional high-capacity water separator
Electrical System
| System Voltage |
24V |
| Batteries |
6 x 210 Ah, 12V each – 630 Ah 24V in total in Series/Parallel Installation. Battery isolation relays |
| Alternators |
2 x 175A each |
| Emergency Stop Switches |
Emergency stop switches accessible from ground level, in engine module and in operator’s cab |
| Working Spotlights |
12 high brightness LED lights |
Operator Cab
| Operator’s Eye Level |
28.9 ft in (8.8 m) |
| Cab Internal Length |
7.22 ft in (2200 mm) |
| Cab Internal Width |
5.25 ft in (1600 mm) |
| Cab Internal Height |
7.05 ft in (2150 mm) |
| Components (1) |
Switch in seat cushion to automatically neutralize the hydraulic controls when operator leaves the seat |
| Components (2) |
External sun shields at side windows |
| Components (3) |
Roller blinds at all windows |
| Components (4) |
Windshield with parallel intermittent wiper/washer |
| Components (5) |
All-round safety glass, armored windshield and sliding side window |
| Components (6) |
FOPS (rock guard; approved according to ISO 10262:1998) integrated into cab structure |
| Components (7) |
Fold-away auxiliary seat with safety belt |
| Components (8) |
Joystick controls integrated in independently adjustable seat consoles |
| Components (9) |
Machine access via retractable access stairway, stairway angle approximately 45 degrees, hydraulically operated |
| Components (10) |
Pneumatically cushioned and multi-adjustable comfort seat with lumbar support, seat heating, safety belt, head and armrests |
| Components (11) |
Under roof mounted heating, ventilating and air conditioning system |
| Components (12) |
Sliding emergency ladder (kick-down type) with ladder cage |
Board Control System (CAT BCS III) – Electronic monitoring, data logging and diagnostic system for vital signs and service data of engines, hydraulic system and lubrication system, featuring: On-screen troubleshooting assistance; Robust instrument panel including large (12 in) colored touch-screen for intuitive handling; On-screen PDF documentation (e.g. operating instructions, technical handbook, spare parts catalog, electric circuit diagram); Fault memory with storage of related conditions; Graphic charts of logged data. USB, LAN (TCP/IP) and CAN BUS interfaces for data export.
Lubrication System
| Type (1) |
Grease filters (200 μm) between service station and container as well as directly behind grease pump |
| Type (2) |
Dual-circuit system with hydraulically driven heavy-duty pump and electronic time relay control to adjust the pause/lube times |
| Type (3) |
System failures displayed by Board Control System |
| Type (4) |
Connected to the lubrication system are: Raceways of the swing roller bearing + Pivot points of attachment, bucket and cylinders + Bottom rollers of undercarriage |
Hydraulic Oil Cooling
| Oil Flow |
4 Cooling Pumps x 258 gal/min (4 x 975 L/min) |
| Features (1) |
Fan speed is thermostatically controlled |
| Features (2) |
Extremely high cooling efficiency to ensure optimum oil temperature |
| Features (3) |
Gear-type cooling pumps supplying high-volume, low-pressure oil to aluminum coolers |
| Features (4) |
Cooling system is fully independent of all main circuits, i.e. controlled cooling capacity is available whenever engine is running |
Hydraulic System
| Hydraulic System Type |
Hydraulic System With Pump Managing System: Electronic load limit control + Flow on demand from main pumps depending on joystick position + Automatic regulation of main pumps to zero flow without demand + Automatic RPM reduction of engine speed during working breaks + Reduced oil flow of main pumps at high hydraulic oil temperature or engine temperature |
| Main Pumps |
8 variable flow axial piston pumps |
| Max. Oil Flow (Main Pumps) |
8 x 247 gal/min (8 x 936 L/min) |
| Max. Oil Flow (Swing Pumps) |
6 x 129 gal/min (6 x 488 L/min) |
| Max. Pressure (Attachment) |
4350 psi (30000 kPa) |
| Max. Pressure (Travel) |
5220 psi (36000 kPa) |
| Max. Pressure (Swing Pumps) |
5080 psi (35000 kPa) |
| Swing Pumps |
6 reversible swash plate pumps |
| Features |
Pressure cut-off for main pumps + Cooling of pump transmission gear oil |
CAT 6090 Mining Shovel Hydraulic System Filters:
- Full-flow high-pressure filters (100 μm) for the main pumps, installed directly behind each pump.
- High pressure filters (100 μm) for the closed swing circuit.
- Full-flow filters (10 μm) for the complete return circuit.
- Full-flow filters (10 μm) for the cooling return circuit.
- Pressure filters (40 μm and 6 μm) for servo circuit.
- Transmission oil filters (40 μm)
CAT 6090 Attachment
| Type (1) |
Inspection hole in boom and stick |
| Type (2) |
Pressure-free lowering of boom and stick by means of a float valve |
| Type (3) |
Special wear packages for highly abrasive materials on request |
| Type (4) |
Catwalks with rails at boom |
| Type (5) |
Welding procedures allow for internal counter-welding (double prep weld) wherever possible |
| Type (6) |
Boom and stick are stress-relieved after welding |
| Type (7) |
Boom and stick are torsion-resistant, welded box design of high-tensile steel with massive steel castings at pivot areas |
All Buckets Are Equipped With A Wear Package Consisting Of:
- Special liner material covering main wear areas inside and outside of bucket.
- Lip shrouds between teeth.
- Wing shrouds on side walls.
- Heel shrouds at bottom edges.
Shovel Attachment With Unique Tripower Kinematics Ensuring The Following Main Features:
- Horizontal automatic constant-angle bucket guidance.
- Vertical automatic constant-angle bucket guidance.
- Automatic roll-back limiter to prevent material spillage.
- Kinematic assistance to hydraulic forces.
- Constant boom momentum throughout the entire lift arc.
- Crowd force assistance.
Service Refill Capacities
| Fuel Tank Capacity |
4330 gal (16,400 L) |
| Cooling System Fluid Capacity |
2 x 130 gal (490 L) |
| Engine Oil Capacity |
2 x 74 gal (280 L) |
| Hydraulic System Fluid Capacity |
3450 gal (13,000 L) |
| Hydraulic Tank Capacity |
2640 gal (10,000 L) |
| Grease Container Capacity |
264 gal (1000 L) |
Retractable service station installed underneath the engine module and easily accessible from ground. Quick couplings for: Diesel fuel; Engine coolant left/right; Pump transmission gear oil left/right; Swing transmissions gear oil each; Engine oil (oil pan) left/right; Engine oil (additional tank optional) left/right; Hydraulic oil tank. Grease container. Cat jump-start socket + indicator lights for fuel tanks left/right full and grease container full.
