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LeTourneau L-1850




Technical Data and Photos



Model: L-1850
Manufacturer: LeTourneau, Inc., Longview, Texas, USA.
Type: diesel electric wheel loader



ENGINES:

CUMMINS DIESEL ENGINE:
Model: QSK 60
Type: 4-Cycle Turbocharged/Aftercooled
Power: 1492 kW (2000 HP) at 1900 rpm
Number of cylinders: 16
Bore: 6.3 in
Stroke: 7.5 in
Displacement: 60.2 liters (3672 cu in)

DETROIT DIESEL ENGINE:
Model: D4000 16V, DDEC
Type: 4-Cycle Turbocharged/Aftercooled
Power: 1492 kW (2000 HP) at 1900 rpm
Number of cylinders: 16
Bore: 6.5 in
Stroke: 7.5 in
Displacement: 65 liters (3967 cu in)

RADIATOR/OIL COOLER

Model: Replaceable Tube Type, Split Flow Side By Side
Type: Thermostatically Controlled, Independent Hydraulic Motor-Driven Radiator Fan
Fan Speeds: Variable
Capacity: 416 liters (110 gals)

A.C. GENERATOR

Model: LeTourneau 12B A.C. Generator
Type: Alternating-Current, 3-Phase, 4-Pole
Excitation: Solid State
Feature: Standby Power Capability

TRACTION MOTORS

Model: LeTourneau J2 Traction Motor
Type: Direct-Current, 4-Pole, Shunt-Wound
Number of traction motors: 4

PROPULSION SYSTEM

Alternator: 240 Amp With Integral Voltage Regulator
Batteries: Four (4) 12-Volt, Model 8D
Starters: Two (2) Delco-Remy 50 MT, Type 400

TIRES:

STANDARD:
Front: 53.5/85-57 76 PR (L-5), Rims 44-57
Rear: 53.5/85-57 76 PR (L-5), Rims 44-57

OPTIONAL:
Front: 55/8OR-57 (L-5), Rims 44-57 With 5 Inch Flange
Rear: 55/8OR-57 (L-5), Rims 44-57 With 5 Inch Flange

Front: 58/85 x 57 (L-5), Rims 47 x 57
Rear: 58/85 x 57 (L-5), Rims 47 x 57

FLUID CAPACITIES:

Fuel Tank: 3975 liters (1050 gals)
Hydraulic Tank: 1419 liters (375 gals)
Cooling System: 416 liters (110 gals)
Gearbox: 27 liters (7 gals)
Drivers: (Each) 95 liters (25 gals)
Crankcase (Includes Filters):
Cummins: 204 liters (54 gals)
Detroit Diesel: 250 liters (66 gals)

HYDRAULIC SYSTEM:

PUMPS:
Main: Piston Pumps (4) - 1893 liters/min (500 GPM)
Fan Drive: Piston Pump 170 liters/min (45 GPM)
Blower: Piston Pump 170 liters/min (45 GPM)
Pilot: Piston 53 liters/min (14 GPM)
Steering: Piston Pump 341 liters/min (90 GPM)
Cooling System:
Circulating Pump: Vane Pump 417 liters/min (110 GPM)

VALVES:
Main: Three (3) - 663 liters/min 175 GPM
Relief Pressure: 22,754 kPa - 3300 PSI

Steering: One (1) - 341 liters/min 90 GPM
Relief Pressure: 23,443 kPa - 3400 PSI

CYLINDERS - (Standard And High Lift):
Double-Acting, Single-Stage.
Hoist:
Diameter: 381 mm (15 in)
Stroke: 2108 mm (83 in)

Bucket:
Diameter: 318 mm (12.5 in)
Stroke: 1086 mm (42.8 in)

Steering:
Diameter: 190 mm (7.5 in)
Stroke: 762 mm (30 in)

DIMENSIONS - Standard With Bucket 25.23 m3 (33 yd3):
All dimensions calculated with teeth on bucket.

Bumper to bucket tip (machine length), ground position: 17.83 m (58 ft 6 in)
Wheel base: 7.01 m (23 ft 0 in)
Ground to top of cab (machine height): 6.68 m (20 ft 11 in)
Width outside tires: 5.92 m (19 ft 5 in)
Guage: 4,57 m (15 ft 0 in)
Width - bucket: 6.40 m (21 ft 0 in)
Ground clearance: 0.79 m (2 ft 6 in)
Maximum overall height, bucket raised: 11.95 m (39 ft 2 in)
Maximum loading height: 6.71 m (22 ft 0 in)
Pin height at maximum lift: 9.20 m (30 ft 2 in)

DIMENSIONS - High Lift With Bucket 23.70 m3 (31 yd3):
All dimensions calculated with teeth on bucket.

Bumper to bucket tip (machine length), ground position: 18.29 m (60 ft 0 in)
Wheel base: 7.01 m (23 ft 0 in)
Ground to top of cab (machine height): 6.68 m (20 ft 11 in)
Width outside tires: 5.92 m (19 ft 5 in)
Guage: 4,57 m (15 ft 0 in)
Width - bucket: 6.40 m (21 ft 0 in)
Ground clearance: 0.79 m (2 ft 6 in)
Maximum overall height, bucket raised: 12.44 m (40 ft 8 in)
Maximum loading height: 7.32 m (24 ft 0 in)
Pin height at maximum lift: 9.75 m (32 ft 0 in)

OPERATING CAPACITIES AND WEIGHT:

STANDARD:
Bucket Capacity: 25.23 m3 (33 yd3)
Operating Payload: 45,360 kg (100,000 lbs)
Operating Weight: 229,522 kg (506,000 lbs)

HIGH LIFT:
Bucket Capacity: 23.70 m3 (31 yd3)
Operating Payload: 42,638 kg (94,000 lbs)
Operating Weight: 231,790 kg (511,000 lbs)

BUCKETS:

STANDARD, SAE-RATED CAPACITY: 100,000 LBS (45,360 KG)
Rock - 21.40 m3 - 28 yd3
Rock - 23.70 m3 - 31 yd3
Rock - 25.23 m3 - 33 yd3
Rock - 26.76 m3 - 35 yd3
Coal - 42.05 m3 - 55 yd3

STANDARD, HIGH LIFT, SAE-RATED CAPACITY: 94,000 LBS (42,638 KG)
Rock - 19.87 m3 - 26 yd3
Rock - 21.40 m3 - 28 yd3
Rock - 23.70 m3 - 31 yd3
Rock - 25.23 m3 - 33 yd3
Coal - 42.05 m3 - 55 yd3

LeTourneau L-1850 diesel electric wheel loader
The LeTourneau L-1850 diesel electric wheel loader.
Location: Kalgoorlie Super Pit, Western Australia
Taken on: 24 November 2015, 11:22
Size of the photo: 1920 x 1080 pixels, 1.45 MB
Author of the photo: Geomartin
License : (CC BY-SA 4.0)
Changes made: cut of the original photo and contrast.
The original photo is under the photo.

The LeTourneau L-1850 diesel electric wheel loader and Caterpillar 793C dumper truck
The LeTourneau L-1850 diesel electric wheel loader and Caterpillar 793C dumper truck.
Location: Kalgoorlie Super Pit, Western Australia
Taken on: 24 November 2015, 11:22
Size of the photo: 3072 x 2304 pixels, 2.87 MB
Camera: Olympus SP550UZ
Author of the photo: Geomartin
License : (CC BY-SA 4.0)
Changes made: without a change.





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