John Deere 450D LC Compact Excavator User Manual


 
PAGES
12–13
Specifications
Specifications
Specifications
Engine 450D LC
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Isuzu AH-6WG1XYSA-01 with turbocharger and air-to-air charge air cooler; meets EPA and CARB emission non-road regulations
Rated Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348 SAE net hp (260 kW) @ 1,800 rpm
Cylinders. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Displacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 957 cu. in. (15.681 L)
Maximum Net Torque . . . . . . . . . . . . . . . . . . . . . . 1,164 lb.-ft. (1580 Nm) @ 1,500 rpm
Cooling Fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . suction-type, hydraulic-driven, remote-mounted drive
Electrical System. . . . . . . . . . . . . . . . . . . . . . . . . . 24 volt with 50-amp alternator
Batteries (two 12 volt). . . . . . . . . . . . . . . . . . . . . . reserve capacity: 280 min.
Off-level capacity . . . . . . . . . . . . . . . . . . . . . . . . . 70% (35 deg.)
Hydraulic System
Main Pumps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . two variable-displacement axial-piston
Maximum Flow . . . . . . . . . . . . . . . . . . . . . . . . 2 x 100 gpm (2 x 379 L/min.)
Pilot Pump. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . one gear
Maximum Flow . . . . . . . . . . . . . . . . . . . . . . . . 7.9 gpm (30 L/min.)
Pressure Setting . . . . . . . . . . . . . . . . . . . . . . . 566 psi (3900 kPa)
System Operating Pressure
Implement Circuits . . . . . . . . . . . . . . . . . . . . . 4,625 psi (31 900 kPa)
Travel Circuits . . . . . . . . . . . . . . . . . . . . . . . . . 4,980 psi (34 300 kPa)
Swing Circuits. . . . . . . . . . . . . . . . . . . . . . . . . 4,045 psi (27 900 kPa)
Power Boost . . . . . . . . . . . . . . . . . . . . . . . . . . 4,980 psi (34 300 kPa)
Oil Filtration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . one 10-micron full-flow return filter with by-pass / one pilot oil filter
Cylinders
Bore Rod Diameter Stroke
Boom (2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.7 in. (170 mm) 4.5 in. (115 mm) 62.6 in. (1590 mm)
Arm (1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5 in. (190 mm) 5.1 in. (130 mm) 76.4 in. (1940 mm)
Bucket (1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.7 in. (170 mm) 4.7 in. (120 mm) 52.2 in. (1325 mm)
Swing Mechanism
Swing Speed. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0–9 rpm
Swing Torque . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107,004 lb.-ft. (145 189 Nm)
Undercarriage
Carrier Rollers (per side) . . . . . . . . . . . . . . . . . . . . 3
Track Rollers (per side) . . . . . . . . . . . . . . . . . . . . . 9
Shoes, Triple Semi-Grouser (per side) . . . . . . . . . . 53
Track Guides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . front and center
Track Adjustment. . . . . . . . . . . . . . . . . . . . . . . . . . hydraulic
Travel Speed
Low. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0–2.1 mph (0–3.4 km/h)
High . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0–3.4 mph (0–5.5 km/h)
Drawbar Pull . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79,590 lb. (36 100 kg)
Ground Pressure Data
Average Ground Pressure
30-in. (750 mm) Triple Semi-Grouser Shoes
(recommended for rocky terrain/stumps) . . . 8.81 psi (60.7 kPa)
36-in. (900 mm) Triple Semi-Grouser Shoes
(recommended for general/soft terrain) . . . 7.45 psi (51.4 kPa)
Vertis QCA
1300 19th Street, Suite 200
East Moline, IL 61244
Cyan
Magenta
Yellow Black
DKAX450DLC Page 12
DKAX450DLC_SPECS 8/20/09 8:24 AM Page 12