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• Hersteller:
  Ditch Witch
• Modell:
  JT2720 Mach 1
• Rig Größe:
  20,001 - 30,000 lbs pullback

DIMENSIONS
Overall Machine Length: 248" (6.30 m)
Overall Machine Width: 81" (2.06 m)
Overall Machine Height: 93" (2.36 m)
Drilling Unit Operating Mass: 20,900 lbs (9,480 kg)
Entry Angle: 10-16º
Angle of Approach: 22º
Angle of Departure: 26º

JT/MACH 1 POWER PIPE
Length of Drill Pipe (Nominal): 118" (3 m)
Diameter of Drill Pipe Tool Joint End: 3" (76 mm)
Diameter of Drill Pipe: 2.38" (60 mm)
Minimum Bend Radius: 175' (53 m)
Weight of Drill Pipe: 90 lbs (41 kg)
Weight of Drill Pipe -
Large Pipe Box (with 50 pipes): 5,000 lbs (2,270 kg)
Small Pipe Box (with 25 pipes): 2,500 lbs (1,130 kg)

OPERATION
Maximum Spindle Speed -
Inner Rod: 225 rpm
Maximum Spindle Torque: 3,200 ft/lbs (4,300 Nm)
Carriage Thrust Travel Speed: 120 fpm (37 m/min)
Carriage Pullback Travel Speed: 120 fpm (37 m/min)
Thrust Actual, in JT Mode: 24,800 lbs (110 Kn)
Pullback Actual: 27,000 lbs (120 Kn)
JT Minimum Bore Diameter (with soil bit): 4.5" (114 mm)
Backream Diameter (soil dependent): variable
Ground Travel Speed -
Forward: 0-1.7 mph (0-2.7 kmh)
Reverse: 0-1.7 mph (0-2.7 kmh)

POWER
Engine: John Deere 4045TF250
Fuel: Diesel
Cooling Medium: Liquid
Injection: Direct
Aspiration: Turbocharged and Charge Air Cooled
Number of Cylinders: 4
Displacement: 276 in3 (4.5 L)
Bore: 4.19" (106 mm)
Stroke: 5" (127 mm)
Manufacturer's Gross Power Rating: 125 HP (93 kw)
Rated Speed: 2,400 RPM

DRILLING FLUID SYSTEM (ONBOARD)
Maximum Drilling Fluid Pressure: 1,500 psi (103 bar)
Maximum Drilling Fluid Flow: 47 gpm (178 L/Min)

FLUID CAPACITIES
Hydraulic Reservoir: 36 gal (136 L)
Fuel Tank: 40 gal (151 L)

BATTERY (2 USED)
SAE Reserve Capacity Rating: 195 min
SAE Cold Crank Rating @ 0º F (-18º C): 950 amps