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HT300 HEAVY DUTY TRENCHER

Posted By admin On December 17, 2008 @ 12:00 am In Boomerang | No Comments

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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