CME-550X

Drill Specifications

Engine

• Cummins QSB 4.5L [275 cubic inch] 4 cylinder turbocharged diesel engine. U.S. EPA Tier 3 emissions certified.

Carrier

• Tire size:
  • Front... single 45 inch tall x 23 inch wide 16-ply (600/50-22.5)
  • Rear.... single 45 inch tall x 27 inch wide 16-ply (700/45-22.5)
• Ground Bearing pressure (without tools):
  • 9 psi [.632 kgf/cm²]
• Transmission:
  • 5 speed forward, 1 speed reverse
• Axles (front and rear):
  • planetary with no-spin differentials
• Steering:
  • hydraulic power
• Front winch:
  • Standard: 12,000 pound [5,443 kg]
  • Optional: 20,000 pound [9,071 kg]

Rotary drive

• Standard:
  • Rotary torque: 9,075 foot pounds [12,304 Nm] max
  • Rotary speed: up to 690 rpm max
• High torque (optional)
  • Rotary torque: 11,300 foot pounds [ 15,320 Nm] max
  • Rotary speed: up to 550 rpm max
• High Speed (optional)
  • Rotary torque: 6,800 foot pounds [ 9,219 Nm] max
  • Rotary speed: up to 920 rpm max
• Transmission:
  • 5 speed forward, 1 speed reverse
• Clutch
  • Heavy duty 13 inch [33 cm]
• Hollow spindle I.D.:
  • 2¾ inch [7 cm] ( 3¾ inch [9.5 cm] available)

Hydraulic feed system

• Retract force
  • 28,275 pounds [12,826 kg]
• Pulldown force
  • 18,650 pounds [8,460 kg]
• Retract rate (max)
  • 35 feet [13.7 m] per minute
• Rapid Retract rate (max)
  • 90 feet [35.4 m] per minute
• Feed Rate (max)
  • 55 feet [21.6 m] per minute
• Stroke
  • 72 inch [183 cm]

Leveling system

Three jacks, inverted design with chrome-plated piston rods enclosed at all times.

Stroke

• 36 inch [91.4 cm]