Zoumaachen

• Fabrikant:
  Ditch Witch
• Modell:
  JT520
• Ausrüstung Gréisst:
  0 - 10,000 lbs Pullback

UPDATED JANUARY 2016

DIMENSIONS
Overall machine length*: 117 in (2.97 m)
Overall machine width*: 35.5 in (902 mm)
Overall machine height*: 66.5 in (1.69 m)
Drilling unit operating mass*: 3150 lb (1430 kg)
Entry angle: 11° to 16°
Angle approach: 18°
Angle departure: 18°

POWER PIPE
Length of drill pipe (nominal)*: 59" (1.50 m)
Diameter of drill pipe tool joint end: 1.75" (44.5 mm)
Diameter of drill pipe: 1.1" (28 mm)
Minimum bend radius: 70 ft (21.3 m)
Weight of drill pipe (lined): 16 lb (7.25 kg)

OPERATION
Spindle speed*: 195 rpm
Spindle torque*: 500 ft/lb (678 Nm)
Carriage thrust travel speed*: 142 fpm (43.3 m/min)
Carriage pullback travel speed: 142 fpm (43.3 m/min)
Thrust force*: 4500 lb (20 kN)
Pullback force*: 5000 lb (22.2 kN)
Bore diameter: 2.5 in (63.5 mm)
Backream diameter: 4 in (102 mm)
Ground travel speed, maximum*
-Forward: 1.53 mph (2.46 km/h)
-Reverse: 1.53 mph (2.46 km/h)

POWER
Engine: Kubota D1105-T-E3B
Fuel: Diesel
Cooling medium: Liquid
Injection: Indirect
Aspiration: Turbocharged
Cylinders: 3
Displacement: 68.6 in3 (1.12 L)
Bore: 3.07 in (78 mm)
Stroke: 3.09 in (78.5 mm)
Manufacturer's gross power rating **: 33 hp (24.6 kW)
Rated speed: 3000 rpm
Emissions Compliance: EPA Tier 4i (EU Stage IIIA)

DRILLING FLUID SYSTEM (ON-BOARD)*
Max drilling fluid pressure: 500 psi (34.5 bar)
Max drilling fluid flow: 5 gpm (18.9 L/min)

FLUID CAPACITIES
Hydraulic reservoir: 8 gal (30 L)
Fuel Tank: 10 gal (38 L)

BATTERY
SAE reserve capacity rating: 85 min
SAE cold crank @ 0° F (-18° C): 525 A

Specifications are general and subject to change without notice.