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CATERPILLAR - CRAWLER EXCAVATORS



CAT 345B LME Series II



TECHNICAL DATA AND PHOTOS




Manufacturer: CATERPILLAR

Model: 345B LME Series II

B = series B
L = Long carriage
ME = Mass Excavator

Years of production: 2001 - 2005

Type: Hydraulic excavator - mass excavator (backhoe), with ME boom 6.55 m.



ENGINE:

Model: 3176C ATAAC
Type: Four-stroke-cycle, in-line engine with electronically controlled unit injection, turbocharging and Air-to-Air AfterCooIing.
Cooling: water-cooled
Gross power: 257 kW (345 hp) at 2000 rpm
Net power:
ISO 9249: 239 kW (321 hp)
EEC 80/1269: 239 kW (321 hp)
Number of cylinders: 6
Displacement: 10.3 L (629 in3)
Displacement per cylinder: 1.7 L
Bore: 125 mm
Stroke: 140 mm


HYDRAULIC SYSTEM:

Main implement system - maximum flow: 2 x 360 L/min
Maximum pressure - implements: 34 320 kPa
Maximum pressure - travel: 34 320 kPa
Maximum pressure - swing: 31 380 kPa
Pilot system - maximum flow: 41 L/min (10.8 gal/min)
Pilot system - maximum pressure: 4650 kPa

CYLINDERS:

Boom cylinders (2x):
Bore: 160 mm
Stroke: 1575 mm

Stick cylinder:
Bore: 190 mm
Stroke: 1758 mm

Bucket cylinder:
Bore: 170 mm
Stroke: 1366 mm


SERVICE REFILL CAPACITIES:

Fuel tank capacity: 720 L (190 US gal)
Hydraulic system (including tank): 520 L (137 US gal)
Hydraulic tank: 210 L (55.5 US gal)
Cooling system: 66 L (17.4 US gal)
Engine oil: 30 L (8 US gal)
Final drive (each) 15 L (4 US gal)
Swing drive (each): 10 L (2.6 US gal)



UNDERCARRIAGE:

Drive system is fully hydrostatic.
Maximum travel speed: 4.4 km/h (2.7 mph)
Maximum drawbar pull: 331 kN ( lb)
Track width: 600 mm (24 in), 750 mm (30"), 900 mm (36")


SWING MECHANISM:
Swing speed: 8.6 rpm
Swing torque: 149 kN.m


DIMENSIONS:

Height to top of cab: 3 470 mm
Height to top of cab with FOGS: 3 650 mm
Body width (no mirrors or handrails): 2 990 mm

Shipping length with stick 2.5 m: 11 460 mm
Shipping length with stick 3.0 m: 11 400 mm

Shipping height with stick 2.5 m: 3 870 mm
Shipping height with stick 3.0 m: 3 960 mm

Tail swing radius: 3 650 mm
Track length: 5 370 mm
Length to center of rollers: 4 340 mm
Ground clearance: 710 mm

Track gauge in extended (working) position: 2 890 mm
Track gauge in expanded (transport) position: 2 390 mm

Track width in expanded (transport) position:
Track width with 600 mm (24") shoes: 2 990 mm
Track width with 750 mm (30") shoes: 3 140 mm
Track width with 900 mm (36") shoes: 3 290 mm (10'10")


OPERATION WEIGHTS
With counterweight, operator and full fuel tank.

Operation weights with 600 mm (24") Shoes:

Stick options 2.5 m (8'2"): 48 985 kg (107,993 lb)
Stick options 3.0 m : 48 960 kg (107,938 lb)

Operation weights with 750 mm (30") Shoes:

Stick options 2.5 m (8'2"): 49 920 kg (110,055 lb)
Stick options 3.0 m : 49 895 kg ( lb)

Operation weights with 900 mm (36") Shoes:

Stick options 2.5 m (8'2"): 50 735 kg (111,852 lb)
Stick options 3.0 m : 50 645 kg (111,653 lb)


WORKING RANGES with Stick 3.0 m and standard bucket 2.6 m3

Maximum digging depth: 7.11 m
Maximum cutting height: 10.73 m
Maximum reach at ground level: 11.12 m
Maximum loading height: 6.92 m
Bucket digging force (ISO 6015): 229.2 kN (51,526 lb-f)
Stick digging force (ISO 6015): 201.2 kN (45,232 lb-f)


WORKING RANGES with Stick 2.5 m and standard bucket 2.6 m3

Maximum digging depth: 6.61 m
Maximum cutting height: 10.55 m
Maximum reach at ground level: 10.76 m
Maximum loading height: 6.73 m
Bucket digging force (ISO 6015): 214.5 kN (48 222 lb-f)
Stick digging force (ISO 6015): 234.6 kN (52,740 lb-f)


BUCKETS:

2.6 m3
2.8 m3
3.1 m3
3.5 m3


CAT 345B LME Series II excavator at work
CAT 345B LME Series II excavator at work.
Taken on: 29 January 2009, 12:49
Size of the photo: 1024 671 pixels, 66.2 kB
Author of the photo: John Welsh
License: (CC BY 2.0)





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