Final drives, Engine – Milton CAT D11T CD User Manual

Page 16

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16

D11T/D11T CD Track-Type Tractor specifications

Features

• Meets EPA and CARB emissions requirements for 2006

• Single piece design for outstanding structural rigidity

• Mechanical Electronic Unit Injection (MEUI) and ADEM A4

allows variable injection timing and controls the quantity
of fuel

• Twin wastegate turbochargers provide higher boost over a

wider range that will improve engine response, outstanding
low end performance and improved peak torque

• Forged steel design piston provides higher strength, lighter

weight, better oil control, and less liner wear

• Cylinder liners are hardened plateau honed to reduce wear,

reduce blow-by and improve oil control and consumption

• Leak free design by improving joints throughout the

engine and all fluid connections using the standard
thread ‘O’ ring design

Final Drives

Double-reduction planetary final drive gears with tapered
roller bearings.

Features

• Splash lubricated and sealed with Duo-Cone

®

floating

ring seals

• Sprockets have five bolt-on, replaceable rim segments

with more bolts to resist high impact loads

• Eliminate ground and implement induced impact loads

for extended power train life

• Abrasion-resistant steel increases sprocket segment

wear life

Engine

Engine Model

Four-stroke cycle, V12,
Cat C32 Diesel Engine

Gross Power

698 kW

935 hp

Flywheel Power

634 kW

850 hp

Net Power – Caterpillar

634 kW

850 hp

Net Power – ISO 9249

634 kW

850 hp

Net Power – ISO 3046-2

634 kW

850 hp

Net Power – EEC 80/1269

634 kW

850 hp

Bore

145 mm

5.71 in

Stroke

162 mm

6.38 in

Displacement

32.1 L

1,959 in

3

• Engine ratings apply at 1,800 rpm.

• Based on standard conditions of 25° C (77° F)

and 99 kPa (29.32 in. Hg) dry barometer.

• Used 35° API gravity fuel having an LHV of 42 780 kJ/kg

(18,390 Btu/lb) when used at 30° C (86° F) [ref. a fuel density
of 838.9 g/L (7.001 lb/U.S. gal)].

• Net power advertised is the power available at the flywheel

when the engine is equipped with fan, air cleaner, muffler,
and alternator.

• No derating required up to 2286 m (7,500 ft) altitude, beyond

2286 m (7,500 ft) automatic derating occurs.

D11T/D11T CD Drawbar Pull

350

300

250

200

150

100

50

0

0

1

2

3

4

5

6

7

8 mph

lbs x
1000

0

10

20

30

40

50

60

70

80

90

100

110

120

130

140

150

0

2

4

6

8

10

12

km/h

kg x
1000

Machine Speed

1st Gear

2nd Gear

3rd Gear

Drawbar Pull

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