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ENGINE |
- Caterpillar C9 Acert turbocharged diesel, Tier 3 Stage IIIA emissions
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- 350 hp (261 Kw) @ 2200 RPM
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- 1148 ft-lbs (1556 N-m) @ 1400 RPM
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- Fuel rate consumption: 18 Gal (68L)/hour at full horsepower
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- 24-volt DC electrical system
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- Cooling system — up to 125 F ambient (52 C)
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- Heavy-duty 2-stage air cleaner
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- Sound Power Level per ISO 6393 (Lwa): 121dB(A)
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- In-Cab Sound Power Level per ISO 6393 (Lwa): 84.4 dB(A)
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FUEL CAPACITY |
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Dual tanks................................................... 225 gal. (852 L) |
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Operation.................................... 12 Hours at full horsepower |
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HYDRAULIC SYSTEM |
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Single bolt-on tank........................................ 150 gal. (568 L) |
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Crawler drive.................................. Closed loop piston pumps |
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Conveyor drive............................... Closed loop piston pumps |
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Accessory........................................................... Open loop |
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TRACK DRIVE |
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Infinitely variable hydrostatic/mechanical |
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Speed......................................................... 2 mph (3.2 kph) |
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Track control... Independent proportional electric over hydraulic |
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Load control................................ Microcontroller with bypass |
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Crawlers............................................... Cat D-5 components |
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Grouser....... 24-inch (610 mm) wide, low-profile triple grousers |
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OPERATOR STATION |
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Fully enclosed, air conditioned, heated, and pressurized cab |
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Elevation...................................................... 36 in. (915 mm) |
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DIGGING ASSEMBLY |
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Heavy-duty mechanical chain drive. Power shift transmission with four trenching speeds (1st=159 ft./min.; 2nd=338 ft./min.; 3rd=489 ft../min; 4th=748 ft./min.) and reverse. |
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Tailwheel: 42-in. (1067 mm) diameter forged (not plate welded) ring |
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Trench depth
............................ 6- and 8-ft. primaries (1830- and 2440-mm)
........................... 2- and 4-ft. extensions (610- and 1220-mm) |
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Trench width
................ 12 to 18 in. (305 to 460mm) with single 4501 chain
......... 16 to 24 in. (406 mm to 610 mm) with single 4502 chain
.............. 22 to 36 in. (560 to 915 mm) with double 4501 chain |
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CONVEYOR |
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Arc type conveyor with hydraulic shift |
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Belt width..................................................... 24 in. (610mm) |
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Belt speed..................................... 0 to 1,000 fpm (305 mpm) |
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ADDITIONAL STANDARD ITEMS |
- Bottom tail wheel transition wear plates
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- Noise abatement equipment
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- Work lights (2 fore/2 aft)
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OPTIONAL EQUIPMENT |
- Automatic laser control for grade
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- Automatic laser control for steering
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APPROXIMATE WEIGHT AND DIMENSIONS |
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Weight.................... 75,000 - 85,000 lbs. (34,020 - 38,555 Kg) |
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Width.................................................. 8 ft., 2 in. (2,235 mm) |
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Height............................................... 10 ft. 10 in (3,300 mm) |
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Length............................................. 25 ft., 10 in. (7,874 mm) |
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Transport length (with 8-foot boom) 38 ft. (11,582mm) |
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IMPORTANT: Astec Underground reserves the right to change these specifications without notice and without incurring any obligation relating to such change. This literature has been published for world-wide circulation. Availability of some models and equipment builds vary according to the country in which the equipment is used. The illustrations and text may include optional equipment and accessories and may not include all standard equipment. Your Astec dealer/distributor will be able to give you details of the products and their specifications available in your area. |
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