Products

HT300 HEAVY DUTY TRENCHER

The king of the Ditch Witch mountain is the HT300, a rock-digging workhorse capable of trenching up to ten feet (3.1 m) deep and up to 36 inches (914 mm) wide in the most extreme jobsite conditions.
KEY FEATURES, HT300

  • Exclusive flywheel gearbox delivers maximum power to the trenching attachment on demand while minimizing shock to the hydraulic system.

  • Forged, heat-treated, high-alloy steel headshaft is guaranteed for life.
  • SPECIFICATIONS, HT300

    DIMENSIONS U.S. METRIC
    Transport height 122 in 2.8 m
    Transport length (with 6-ft/1.8-m boom and trench cleaner) 29 ft 10 in 9.09 m
    Transport width 102 in 2.61 m
    Weight, maximum 70,500 lb 32,000 kg
    OPERATION U.S. METRIC
    Ground drive speed, forward 0 – 2.5 mph (high) 0 – 4.0 km/h (high)
    Ground drive speed, reverse 0 – 2.5 mph (high) 0 – 4.0 km/h (high)
    Ground drive transmission: Dual path, hydrostatic drive; Planetary transmission
    Brake: Integral spring-applied, pressure-released, wet disc brake
    Trench depths 4 ft, 6 ft, 8 ft, 10 ft 1.2 m, 1.8 m, 2.4 m
    Trench widths (Single chain) 12 – 18 in 300 – 460 mm
    Trench widths (Double chain) 24 – 36 in 600 – 900 mm
    Digging chain speed 0 – 530 fpm 0 – 160 m/min
    CONVEYOR DRIVE U.S. METRIC
    Belt speed 0 – 790 fpm 0 – 240 m/min
    HYDRAULIC SYSTEM
    Type: Pressure and flow compensated
    Flow rate, maximum 43 gpm 164 l/min
    CONVEYOR DRIVE
    Discharge direction: Right or left
    Conveyor length 98.5 in 2.5 m
    HYDRAULIC SYSTEM U.S. METRIC
    Pressure, maximum 2600 psi 172 bar
    CONVEYOR DRIVE U.S. METRIC
    Conveyor belt width 24 in 600 mm
    Discharge height 57 in 1.45 m
    POWER
    Engine: Caterpillar c9 acert 5834 3
    Fuel: Diesel
    Cooling medium: Liquid
    Injection: Direct
    Aspiration: Turbocharged and air cooled
    Number of cylinders: 6
    Displacement 537 cu in 8.8 l
    Bore 4.41 in 112 mm
    Stroke 5.87 in 149 mm
    Net power rating per sae j1349 300 hp 224 kw
    Rated speed 2200 rpm 2200 rpm
    FLUID CAPACITIES U.S. METRIC
    Fuel tank 192 gal 730 l
    Hydraulic reservoir 73 gal 275 l
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