Products > Astec > Trenchers & Plows > Astec TF300B

Astec TF300B Specifications

ENGINE

  • Manufacturer ........ Briggs & Stratton
  • Model ............................. Vanguard
  • Type ................................ Gasoline
  • Cylinders ......................... 2 (V-twin)
  • Bore/Stroke ................... 2.97” x 2.76” (7.5 x 7 cm)
  • Displacement............... 38 in (627 cc)
  • Horsepower................ 18.5 (13.8 kW) @ 3100 rpm
  • Max. torque.......... 32 lb·ft (43.3 N·m) @ 2400 rpm

DRIVELINE

  • Hydraulic drive with final drives sealed and enclosed in oil.
  • Infinitely variable speed.
  • Direct-drive clutches and multi-disc steering brakes.
  • Two speed ranges, transport and working.
  • Hydraulic fixed displacement pump with variable flow from valve to fixed displacement motor on final drive.
  • Travel/work speeds
  • Transport ....... 1.8 mph (2.2 km/h)
  • Working ................. 0 to 30 ft./min. (9.1 m/min.)

OPERATOR ENVIRONMENT

  • Electric start and shut-down
  • Hand throttle and choke
  • Single lever forward/reverse
  • Dual steering and brake levers
  • Variable speed creep control
  • Trencher chain clutch lever
  • Low noise, low vibration engine
  • Optional backfill blade controls
  • Operator noise level .............. 86.7 dB

 

UNDERCARRIAGE

  • High-flotation tracks avialable in cleat-type steel or rubber tracks
  • Track rollers.............................. Sealed
  • Track ground area ................... 730 in (4710 cm2)
  • Ground pressure
    w/backfill blade................... 3.1 psi
    w/o backkfill blade ............. 2.6 psi

 

HYDRAULIC SYSTEM

  • Ground drive pump @ 3100 rpm.............. 11.3 gpm (42.7 l/min)
  • Relief valve setting.................................. 2550 psi (17 580 kPa)
  • Boom anti-drift valve............................... Standard
  • Filtration............................................... 10 micron spin-on

ELECTRICAL SYSTEM

  • Battery................... 12 volts, 340 CCA
  • Alternator.................. 12 volt, 16 amp
  • Gauges
  • Digital tachometer
  • Digital hour meter
  • Low oil shutdown system (engine)
  • Neutral start safety logic
  • Seat interlock system

 

SERVICE CAPACITIES

  • Fuel tank............................... 5.5 gal (20.8 L)
  • Engine oil w/ filter change....... 1.75 qt (1.7 L)
  • Hydraulic reservoir ................. 7.0 gal (26.5 L)
  • Transmission......................... 1.0 qt (0.95 L)
  • Satellite gearbox.................... 0.25 qt (0.25 L)

DIMENSIONS / WEIGHTS

  • Maximum height* - transport ...............................................77” (195.5 cm)
  • Boom travel - above horizontal....................................................Up 70°
  • Trencher shaft height.....................................................13.7” (34.8 cm)
  • Maximum dig depth........................................................ 45” (114.3 cm)
  • Length of track on ground.............................................. 36.5” (92.7 cm)
  • Length - basic unit w/o blade,boom and chainline ............................. 85” (215.9 cm)
  • Boom travel - below horizontal...................................................... Down 60°
  • Backfill blade height........................................................................ 16” (40.8 cm)
  • Backfill blade width........................................................................... 56” (142 cm)
  • Backfill blade lift above ground............................................................ 10” (25 cm)
  • Backfill blade depth of cut .................................................................. 4” (10 cm)
  • Overall width - w/o backfill blade........................................................ 41” (104.1 cm)
  • Overall width - w/ backfill blade straight................................................. 56” (142 cm)
  • Length - basic unit w/blade and w/o boom and chainline......................... 108” (274.3 cm)
  • Length - w/ backfill blade and 40” boom, trencher raised............................. 137” (348 cm)
  • Length w/o backfill blade and w/26” boom, trencher raised....................... 103” (262 cm)
  • Weight - w/40” boom and w/o backfill blade....................................... 1,945 lb (882 kg)
  • Weight - w/40” boom and backfill blade.................................................. 2,315 lb (1050 kg)
  • Weight - w/40” boom, backfill blade and ROPS...................................... 2,450 lb (1111 kg)

* With ROPS option.

   

Please contact Astec Underground at
9600 Corporate Park Drive | Loudon, TN 37774-5584
Phone (865) 408-2100 | Toll Free (800) 527-6020 | Fax (865) 458-8575

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