Liebherr T 284 Haul Truck

Dump System

Payload Capacity 800278 lb (363000 kg)
Dumping Angle 49°
Dumping Angle (w/ optional kick-out switch) 45°
Dump Cycle Time 50 sec
Body Raise Time (high idle) 32 sec
Body Power Down (high idle) 18 sec
Remote Dump Quick disconnects for external power dumping accessible from ground level
Hoist Cylinders Two double-stage, double-acting hoist cylinders with inter-stage and end cushioning in both directions
Controls Electronic joystick with integrated engine high-idle switch and full modulating control in both extend and retract
Filtration Cleanliness Level 15/13/11 per ISO 4406:2021

Liebherr T 284 Mining Truck Dimensions

Dimensions

A. Overall Canopy Width 350.0 in (8891 mm)
B. Overall Truck Width (Operating Width) 381.1 in (9679 mm)
C. Front Track Width 290.0 in (7366 mm)
D. Bumper to Ground Clearance 48.8 in (1240 mm)
E. Overall Rear Dual Tire Width 354.8 in (9011 mm)
F. Rear Track Width 227.0 in (5766 mm)
G. Ground Clearance (Rear Axle) 41.6 in (1057 mm)
H. Overall Front Tire Width 347.7 in (8833 mm)
I. Front Canopy Height 306.5 in (7787 mm)
J. Overall Truck Length 617.3 in (15690 mm)
K. Wheelbase 258.0 in (6553 mm)
L. Loading Height 276.9 in (7033 mm)
M. Dump Clearance 49.2 in (1249 mm)
N. Overall Height (Body Raised) 611.2 in (15526 mm)
O. Dual Spacing 70.0 in (1779 mm)

Liebherr T 284 Mining Truck Weight

Weight

Nominal Payload 800278 lb (363000 kg)
Nominal Payload (Optional) 826773 lb (375000 kg)
Gross Vehicle Weight, GVW 1333797 lb (605000 kg)
Gross Vehicle Weight, GVW (Optional) 1360252 lb (617000 kg)
Empty Vehicle Weight, EVW 533519 lb (242000 kg)
Chassis Weight 440925 lb (200000 kg)
Body Weight 92524 lb (42000 kg)
Front Axle Weight Distribution, Empty 50%
Front Axle Weight Distribution, Loaded 33%
Rear Axle Weight Distribution, Empty 50%
Rear Axle Weight Distribution, Loaded 67%

Tires

Front Tire Size (Standard) 59/80R63
Rear Tire Size (Standard) 59/80R63
Optional Tire Size 56/80R63
Rims 44″ x 63″ bolt on rims

Engine Details

Engine Model MTU 20V 4000 C22 Liebherr D9816 Cummins QSK 78
Number of Cylinders 20 16 18
Displ. 5480 cu in (89.8 L) 5047 cu in (82.7 L) 4736 cu in (77.6 L)
Bore 6.50 in (165 mm) 6.89 in (175 mm) 6.69 in (170 mm)
Stroke 8.37 in (210 mm) 8.46 in (215 mm) 7.48 in (190 mm)
Net Power 3648 hp (2720 kw) 3621 hp (2700 kw) 3500 hp (2610 kw)
Power Measured @ 1800 rpm 1800 rpm 1900 rpm
Peak Torque 11180 lb ft (15159 Nm) 15166 lb ft (20563 Nm) 10157 lb ft (13771 Nm)
Torque Measured @ 1500 rpm 1350 rpm 1500 rpm
Weight (Dry) 23545 lb (10680 kg) 26235 lb (11900 kg) 26506 lb (12023 kg)
Aspiration Turbo Turbo Turbo
Emission Standards US EPA Tier 2 (Tier 4 Final) US EPA Tier 2 (Tier 4 Final) US EPA Tier 2 (Tier 4 Final)

Liebherr T 284 Mining Truck Specs

Operational Specs

Operating Weight 1333797 lb (605000 kg)
Payload Capacity 800278 lb (363000 kg)
Empty Vehicle Weight, EVW 533519 lb (242000 kg)
Operating Voltage 24 V
Battery 6x 12 V, CCA 1425
Rock Ejectors Bar type
Towing Points Front and rear, labeled
Access 45° diagonal stair (driver’s side access) with two side ladders with flexible steps
Air Cleaners Two units with 2 elements per unit with electronic restriction monitoring in cab and automatic dust ejectors
Frame Closed box structure with multiple torque tube cross-members, internal stiffeners and integrated front bumper
Welding Frame rails welded inside and out with ultrasonic inspection aligned with AWS D1.1

Liebherr T284 Mining Truck Cab Interior

Operator Environment

Operator Station Deluxe cab with integrated ROPS, FOPS, and double wall design for optimum insulation
HVAC Heater, defroster and standard AC
HVAC Capacity 8.4 kw
Operator Seat Fully adjustable air suspension operator seat with double lumbar support and full-size second seat for training requirements
Monitor Real-time vital truck information is clearly displayed to the operator and also recorded for download.
Standards Compliance ISO 3449:2005 (Level II), ISO 3471:2008

Lighting

Access Lights 3 ladder, 1 superstructure
Headlights LED 4x high beam, 4x low beam
Brake Warning Lights (cab mounted external) LED forward facing dynamic brake and service brake
Reverse Lights LED 2x axle box, 1x driver’s side superstructure
Service Lights LED 4x engine bay, 2x axle box
Truck Lights LED marker / clearance, tail, brake, dynamic brake and turn indicators
Fog Lights (Optional) LED 4x bumper mounted
Overspeed Light (Optional) Externally mounted blue light on the top of cab
Reverse Light (Optional) LED off driver’s side superstructure
Truck ID Light (Optional) Blue LED diagonal staircase mounted

Electric Drive System

Control System Liebherr Litronic Plus AC drive system with IGBT technology
Control Box Liquid cooled power components, pressurized cabinet
Traction control Litronic Plus traction control system, computer controlled in propel and dynamic braking, forward and reverse, all-wheel speed sensing
Main Alternator AC brushless, direct drive, forced air cooling
Wheel Motors Litronic Plus AC induction motors, forced air cooling
Gear Ratio 43.7:1
Cooling System Variable speed AC motor with twin impeller radial cooling fans
System Voltage 1600 V AC / 2000 V DC
Final Drive Type Planetary
Max Travel Speed 36 mph (57 km/h)

Brakes

Braking System Type Electric dynamic braking, forced air over quiet stainless steel grid resistors with dry disc service and secondary hydraulic braking system
Dynamic Braking Capacity 6035 hp (4500 kw)
Dynamic Braking Speed Control Operator-adjustable, automatically limits truck speed on downhill grade when set
Service Brake Type, Front Inboard single disc, 5x calipers per disc, wheel speed
Service Brake Type, Rear Dual discs per side, 1x caliper per disc, armature speed
Parking Brake Type Spring-applied, pressure-released, single caliper per each rear disc
Adjustable speed limits Configurable speed limits for empty and loaded, adjustable for site requirements
Filtration Cleanliness Level 15/13/11 per ISO 4406:2021
Brake Certification ISO 3450:1996

Liebherr T284 Mining Truck Payload Capacity

Steering System

Steering Type Ackermann center point lever system, full hydraulic power steering with accumulator safety backup. Isolated from dump hydraulic system
Steering Cylinders Two double-acting hydraulic cylinders
Filtration Cleanliness Level 15/13/11 per ISO 4406:2021
Steering Angle, Left or Right ±18°
Turning Radius, Tire Centerline (ISO 5010:2007) 677 in (17200 mm)
Vehicle Clearance Radius (ISO 5010:2007) 783 in (19900 mm)
Steering Standards ISO 5010:2007

Service Refill Capacities

Fuel Tank Capacity 1414 gal (5351 L)
Fuel Tank Capacity (Optional) 1690 gal (6397 L)
Engine Oil Capacity (w/ filter), MTU 20V 4000 C22 100 gal (380 L)
Engine Oil Capacity (w/ filter), Liebherr D9816 137 gal (520 L)
Engine Oil Capacity (w/ filter), Cummins QSK 78 78 gal (295 L)
Cooling System Capacity, MTU 20V 4000 C22 190 gal (719 L)
Cooling System Capacity, Liebherr D9816 183 gal (694 L)
Cooling System Capacity, Cummins QSK 78 191 gal (721 L)
Hydraulic Oil Capacity (Steeting System, w/ tank) 280 gal (1060 L)
Hydraulic Tank Capacity (Steeting System) 244 gal (924 L)
Hydraulic Oil Capacity (Hoist System, w/ tank) 400 gal (1514 L)
Hydraulic Tank Capacity (Hoist System) 344 gal (1302 L)
Rear Wheel Drive Fluid Capacity 2x 74 gal (2x 280 L)
Front Wheel Drive Fluid Capacity 2x 16 gal (2x 60 L)
Pump Drive Oil Capacity 2.2 gal (8.5 L)
Grease Tank Capacity 120 lb (55 kg)
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