Schramm, T685WS-C, 2008, Truck Mounted Top Head Rotary Drilling Rig, Cummins QSK 19-C Deck Engine, 1350 cfm at 350 psi Compressor

Description

  1. Overview
    1. Schramm T685WS-C drilling rig
    2. Condition: used
    3. Year: 2008
    4. T685WS truck mounted top head rotary rig
    5. This rig is in good working condition; an inspection report of necessary maintenance/repair can be provided
    6. Applications: exploration, shallow oil, water well
    7. Mileage: 6,847 miles (11,020 km)
    8. The T685WS-C is the drilling contractor’s rig of choice for mineral exploration, shallow oil and deep water well applications
    9. Heavy duty factory installed components and accessories are available to meet a wide range of arctic, desert and tropical conditions
  2. Drive Engine
    1. Cummins ISM-400 engine (400 hp)
  3. Deck Engine
    1. Cummins QSK 19-C deck engine tier 1 (755 hp)
    2. 220 gallons (832 l) fuel tank capacity
  4. Standard Compressor
    1. Variable volume, two-stage, oil flooded rotary screw
    2. Model 1350/350: 1350 scfm at 350 psig and 1800 rpm
    3. Air pressure/rated max: 1350 at 500 psig
    4. Mechanical clutch
    5. Schramm patented air-control
  5. Cooling
    1. 122°f (50°c) ambient design temperature
    2. Variable speed cooling fan
  6. Control System
    1. Located on the left-hand side, the swing-out control panel stores under the mast for transport
    2. Digital display on driller’s control panel includes tachometer, oil pressure, oil temp., water temp., and voltmeter with separate hour meter
    3. Gauges include compressor discharge temp., air pressure, interstage pressure, rotation pressure, holdback pressure, down feed pressure, water injection and lubricator pressure
  7. Truck
    1. Standard truck: International 7600 8x4
    2. 20,000 lb (9,072 kg) front axle
    3. 20,000 lb (9,072 kg) pusher axle
    4. 46,000 lb (20,866 kg) full locking rear axle
    5. 86,000 lb (39,010 kg) gvwr
  8. Top Head Drive
    1. Heavy duty, single reduction gearbox with disc valve, low speed, high torque hydraulic motors
    2. Infinitely variable rotation speed via hrc control
    3. Spindle thru hole: 5.25-inch id (133.3 mm)
    4. Maximum torque: 12,565 ft-lbs (17,083 n-m)
    5. Rotation speed: 0-104 rpm
  9. Outriggers
    1. Dual front – 4-inch (102 mm) bore x 41-inch (1.04 m) stroke
    2. Dual rear – 5-inch (127 mm) bore x 41-inch (1.04 m) stroke
  10. Feed System
    1. Top head driven by hydraulic cylinders through heavy roller chain
    2. 30 ft (9.1 m) head travel
    3. 94,000 lbf (428 kn) pullback
    4. 113 fpm (34.4 m/min) pullback speed
    5. 28,000 lb (124.5 kn) pulldown
    6. 89 fpm (27.1 m/min) pulldown speed
    7. Slow feed drillup valve
  11. Sliding Angle Mast
    1. Tubular steel, all welded, lattice type structure
    2. Operating angle: 0-45° manually locks in 5° increments
    3. Mast slide travel: 8 ft (2.44 m)
  12. Drill Table
    1. Table opening: 22 in (560 mm)
    2. Hydraulic holding fork
  13. Exploration Jib Boom
    1. For handling drill pipe on angles up to 45° from vertical, an extended dipper stick is mounted to a (swing and extend) hydraulic jib boom
    2. Swings: 140°
    3. Extends: 40 in (1.02 m)
    4. Capacity: 1,000 lbf (4.45 kn) vertical pull
  14. Winch
    1. 9,600 lbf (42.7 kn) bare drum line pull (derated when used with exploration jib boom)
    2. 216 fpm (66 m/min) bare line speed
    3. Planetary design with spring applied hydraulic release brake
  15. Hydraulic System
    1. Open loop load sensing system
    2. 160-gallon (606 l) system capacity
    3. 7-micron filtration
  16. Water Injection System
    1. 25 gpm (95 ipm) water pump
    2. 13.2 maximum gpm (50 ipm) foam pump
    3. 800 psi (55 bar)
  17. Tool Lubricator
    1. Positive displacement, air operated piston type pump variable to 5.0 gph (19 iph)
  18. Lighting and Electrical System
    1. 24 volt
    2. Mast: (3) 60-watt floodlights
    3. Control panel: (2) floodlights
    4. Work: (3) 70-watt halogen
  19. Specifications
    1. Serial number: 37233852