Caterpillar-CM845

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Caterpillar CM845 Miner Bolters

Variants

Specifications of Caterpillar CM845 Miner Bolters

Specifications

  • Mining Range 2800 mm-3900 mm (110.2 in-153.5 in)
  • Total Power 674.0 kW
  • Weight 92 tonnes (202,800 lb)

Hydraulic System

  • Hydraulic Power (one-hour rating) 2 × 67 kW (2 × 90 hp)
  • Hydraulic Pump Unit (load sensing) Variable Displacement Pump

OPERATING DIMENSIONS

  • Ground Clearance 350.0 mm
  • Length Rear Bumper to Bit Tip (with 1067 mm (42 in) diameter cutting drum) 8460.0 mm
  • Maximum Reach (with 1067 mm (42 in) diameter cutting drum and 350 mm (13.8 in) ground clearance) 4150.0 mm
  • Minimum Height Over Cutting Boom Assembly (with 1067 mm (42 in) diameter cutting drum and without bolting rigs) 1800.0 mm
  • Mining Range (recommended) 2800 mm-3900 mm (110.2 in-153.5 in)

TRANSPORT DIMENSIONS

  • Frame Width (outside rub rails and without platforms) 3333.0 mm
  • Height - Cover Line (i.e. without bolting rigs and material pods) 1500.0 mm
  • Overall Length 11900.0 mm
  • Weight Standard Machine (total) 92 tonnes (202,800 lb)

CUTTING UNIT

  • Cutting Drum Diameter 1067.0 mm
  • Cutting Drum Power (one-hour rating) 2 × 173 kW (2 × 232 hp)
  • Cutting Drum Width Refer to Cutting Width Options
  • Cutting Head Speed - Bit Tip (maximum 53 rpm) 2.97 m/s (584 fpm )

LOADING UNIT

  • Conveyor Depth (without sideboards) 300.0 mm
  • Conveyor Power through CLAs (one-hour rating) 2 × 41 kW (2 × 55 hp)
  • Conveyor Speed 2.23 m/s (439 fpm)
  • Conveyor Width 914.0 mm
  • Loading Capacity 31.5 tonnes/min (35 ton/min)
  • Loading Method 6 finger CLA
  • Loading Unit Width Refer to Cutting Width Options

TRACTION UNIT

  • Crawler Assembly Length 2850.0 mm
  • Crawler Chain Width 559.0 mm
  • Crawler Speed 0-0.33 m/s (0-65 fpm)
  • Ground Pressure 230.0 kPa
  • Traction Power DC (one-hour rating) 2 × 56 kW (2 × 75 hp)

OPTIONAL DUST SUPPRESSION

  • Scrubber Capacity 3.8 m3/s-8 m3/s (8,000 cfm-17,000 cfm)
  • Scrubber Power (one-hour rating) 1 × 22 kW (1 × 30 hp)
  • Scrubber Type Wet Bed

ELECTRICAL SYSTEM

  • Control System Processor Based/Radio Remote Control
  • Machine Voltage 1000 VAC

TOTAL INSTALLED POWER

  • Standard (one-hour rating) 674.0 kW

Bolting System (standard)

  • Emergency Shutoff Lanyard on Both Sides of Machine
  • Rib Bolter Controls (Outbye of Rig) Semi Automatic to MDG 35
  • Rib Bolters (1 per side) 2 × Units
  • Rib Protection AROPS
  • Roof Bolter Controls Semi Automatic to MDG 35
  • Roof Bolter Rigs (2 per side) 4 × Units

Optional Loading Unit

  • Conveyor Depth (without sideboards) 300.0 mm
  • Conveyor Power Tail Drive (one-hour rating) 2 × 29 kW (2 × 39 hp)
  • Conveyor Speed 2.23 m/s (439 fpm)
  • Conveyor Width 914.0 mm
  • Loading Capacity 31.5 tonnes/min (35 ton/min)
  • Loading Method Plow with Vaned Cutting Unit
  • Loading Unit Width Refer to Cutting Width Options

Bolting System Options

  • Options Custom Package Configuration to Suit Mine Conditions (i.e. traversing rigs, east west or north south chuck orientation, TRS)

Electrical System Options

  • Options Voltages Available to Suit Different Continents/Countries

Cutting Width Options

  • Cutting Drum Width - X #1 4600.0 mm
  • Cutting Drum Width - X #2 4800.0 mm
  • Cutting Drum Width - X #3 5000.0 mm
  • Cutting Drum Width - X #4 5200.0 mm
  • Cutting Drum Width - X #5 5400.0 mm
  • Cutting Drum Width - X #6 5600.0 mm
  • Cutting Drum Width - X #7 5800.0 mm
  • Cutting Drum Width - Y #1 4000.0 mm
  • Cutting Drum Width - Y #2 4200.0 mm
  • Cutting Drum Width - Y #3 4400.0 mm
  • Cutting Drum Width - Y #4 4600.0 mm
  • Cutting Drum Width - Y #5 4800.0 mm
  • Cutting Drum Width - Y #6 5000.0 mm
  • Cutting Drum Width - Y #7 5200.0 mm
  • Cutting Width #1 4600.0 mm
  • Cutting Width #2 4800.0 mm
  • Cutting Width #3 5000.0 mm
  • Cutting Width #4 5200.0 mm
  • Cutting Width #5 5400.0 mm
  • Cutting Width #6 5600.0 mm
  • Cutting Width #7 5800.0 mm
  • Loading Unit Width - W #1 3990.0 mm
  • Loading Unit Width - W #2 4190.0 mm
  • Loading Unit Width - W #3 4390.0 mm
  • Loading Unit Width - W #4 4590.0 mm
  • Loading Unit Width - W #5 4790.0 mm
  • Loading Unit Width - W #6 4990.0 mm
  • Loading Unit Width - W #7 5190.0 mm
  • Loading Unit Width - Z #1 4590.0 mm
  • Loading Unit Width - Z #2 4790.0 mm
  • Loading Unit Width - Z #3 4990.0 mm
  • Loading Unit Width - Z #4 5190.0 mm
  • Loading Unit Width - Z #5 5390.0 mm
  • Loading Unit Width - Z #6 5590.0 mm
  • Loading Unit Width - Z #7 5790.0 mm

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