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DITCH WITCH- RT55 HEAVY DUTY TRENCHER

Posted By admin On January 16, 2008 @ 12:00 am In Boomerang | No Comments

The 60-hp (44.7 kW) RT55 is designed for the toughest, tightest landscapes. Compact, powerful, and equipped with a low-noise Deutz engine, the RT55 works efficiently and inconspicuously even in the most sensitive urban settings. And with its multiple attachments, the RT55 is as versatile as you want it to be.


 KEY FEATURES, RT55



  • Integrated front cast weight reduces the need for extended weight racks, no matter which attachment is used.
  • Quiet, emissions-compliant Deutz engine is built for maximum power and minimal maintenance.



DETAILS, RT55



  • Operator”s station features easy-to-read gauge cluster, 90° swivel seat, high-visibility sloped hood design, and optional cruise control system.
  • Two-piece hood design allows easy access to engine compartment for service and daily maintenance.
  • Heavy-duty frame, ground drive components, and backfill blade assembly ensure maximum durability and reliability.
  • Planetary axles provide greater torque at the wheel and higher ground clearance.
  • Attachments include a traversing trencher, vibratory plow, combination trencher/plow, traversing saw, backhoe, and reel carrier.








SPECIFICATIONS, RT55



















































































































































































































































































































































With 31 X 15.50-15 tire
DIMENSIONS* U.S. METRIC
Trench depth, maximum 62 in 1.58 m
Angle of approach 20°
Trench width, min. to max. 6 in – 12 in 150 mm – 300 mm
Boom angle, down 55°
Boom angle, up 51°
Centerline of trench to outside edge
    Left, min. 23.5 in 597 mm
    Right, min. 9 in 229 mm
Headshaft height, digging chain 29 in 737 mm
Height 95.2 in 2.42 m
Headshaft overhang 42 in 1.07 m
Length, nose to rear mount 114 in 2.90 m
Length, transport 128 in 3.25 m
Wheelbase 60 in 1.52 m
Spoil discharge reach, min. to max. 17 in – 30 in 430 mm – 760 mm
Width 71 in 1.80 m
Tread 55 in 1.40 m
Ground clearance 10 in 254 mm
Rear axle, center to rear attachment mounting holes 14.7 in 373 mm
OPERATION** U.S. METRIC
Maximum forward speed
    Low/1st 1.7 mph 2.7 km/h
    High/2nd 5.5 mph 8.9 km/h
Maximum reverse speed
    Low 1.1 mph 1.8 km/h
    High 3.4 mph 5.5 km/h
Maximum trenching speed, @ full load (varies with soil condition) 150 fpm 45.72 m/min
Vehicle clearance circle (SAE)
    Front steer only 33.5 ft 10.21 m
    Coordinated steer 21.5 ft 6.55 m
Basic unit weight 5610 lb 2545 kg
Front counterweight 1915 lb 869 kg
Maximum digging chain speed 764 fpm 232.87 m/min
BACKFILL BLADE* U.S. METRIC
Blade width 72 in 1.83 m
Blade height 14 in 356 mm
Lift height, above ground 17 in 430 mm
Blade drop, below ground 13 in 330 mm
Maximum swing angle (left/right) 30°
Tilt angle (up/down) 16°
POWER U.S. METRIC
Engine Deutz F4M2011
Fuel Diesel
Cooling medium Oil/external
Injection Direct
Aspiration Natural
Number of cylinders 4
POWER U.S. METRIC
Displacement 189 in3 3.1 L
POWER U.S. METRIC
Bore 3.7 in 94 mm
POWER U.S. METRIC
Stroke 4.4 in 112 mm
Manufacturer”s gross power rating (SAE J1995) 60 hp 45 kW
Estimated net power rating (SAE J1349) 57 hp 42 kW
Rated speed 2600 rpm
POWER TRAIN
Ground drive transmission: Hydrostatic drive, infinitely variable from zero to maximum, foot-pedal and hand-lever operated speed/direction control
Differentials: Planetary front and rear with optional rear stearing
Parking brake: Spring-applied, pressure-released
Service brake: Ground drive speed/direction control brakes machine hydraulically when moved to neutral position
Attachment drive transmission: Hydrostatic, lever-operated, speed infinitely variable from zero to maximum
Trencher drive transmission: Hydrostatic
TIRES/PRESSURE U.S. METRIC
31 x 15.50-15, 8-ply, bar lug 40 psi 276 kPa
35 x 19.00-16, 12-ply, bar lug 55 psi 379 kPa
HYDRAULIC SYSTEM @ 2600 RPM U.S. METRIC
Ground drive pump capacity 32 gpm 121 L/min
Ground drive pump relief pressure 5000 psi 345 bar
Attachment drive, trencher 5450 psi 376 bar
Attachment drive, plow/saw 5450 psi 376 bar
Attachment pump capacity 32 gpm 121 L/min
Auxiliary pump capacity 8/6 gpm 30/23 L/min
Auxiliary pump relief pressure 3000 psi 207 bar
FLUID CAPACITIES U.S. METRIC
Fuel tank 19.5 gal 74 L
Engine oil 16 qt 15 L
Hydraulic system 20 gal 76 L
Hydraulic reservoir 12 gal 45 L
Transmission Hydrostat
BATTERY U.S. METRIC
Group 78 u
SAE reserve capacity rating 110 min
SAE cold crank rating @ 0° F ( (-18) 800 A
Auxiliary power outlet 12V, 10A
*Dimensions based on H313 attachment and shortest roller boom length, 26 X 12.00-12 standard tire and wheel, and 12-in (305 mm) pivot. **Based on shortest boom with 6-in (152 mm) wide, 4-pitch chain and 175-lb (70 kg) operator.


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