Caterpillar-RB230

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Caterpillar RB230 Roof Bolters

Variants

Specifications of Caterpillar RB230 Roof Bolters

Specifications

  • Boom Dual
  • Frame Articulated
  • Operating Height 1372.0 mm

Dimensions (Approximate)

  • ATRS reach – with 32x12.5-15 tires 3010.0 mm
  • ATRS reach – with 35x15-15 tires 3048.0 mm
  • Bolt tightening torque (adjustable) 258.0 N·m
  • Chassis height – with 32x12.5-15 tires 737.0 mm
  • Chassis height – with 35x15-15 tires 775.0 mm
  • Chassis overall width 2756.0 mm
  • Drill boom feed 2235.0 mm
  • Drilling feed thrust (maximum) 4536.0 kg
  • Drilling torque (variable) 420.0 N·m
  • Ground clearance – with 32x12.5-15 tires 203.0 mm
  • Ground clearance – with 35x15-15 tires 241.0 mm
  • Inside turn radius 2896.0 mm
  • Maximum boom separation 5385.0 mm
  • Minimum boom separation 1168.0 mm
  • Minimum tramming height – with 32x12.5-15 tires 1181.0 mm
  • Minimum tramming height – with 35x15-15 tires 1219.0 mm
  • Outside turn radius 6553.0 mm
  • Overall length with ATRS 7671.0 mm
  • Steering articulation 80° total
  • Tram speed – fast 2.38 m/sec (0-130 fpm)
  • Tram speed – slow 1.19 m/sec (0-65 fpm)
  • Wheelbase 2032.0 mm

Drive Train

  • Type Four wheel planetary drive; each drive consists of a Fairfield W3B torque hub along with a Char-Lynn series 2000 hydraulic motor

Electrical

  • Start Push buttons at tram and drill stations.
  • Stop Tape switch (panic strip) at tram and drill stations that de-energize electrical system and applies automatic brake.

Hydraulics

  • Boom Feed Cylinder Two (2) 165 mm (6.5 in) bore, double acting cylinder on each boom with in line check valve, one per drilling assembly.
  • Boom Swing Cylinder Two (2) 89 mm (3.5 in) bore, double acting cylinders, one per drilling assembly.
  • Pump Four stage gear pump rated at 132/132/57/57 L/min (35/35/15/15 gal/min) at 1,770 rpm with spline fit to pump motor.
  • Reservoir 568 L (150 gal) capacity reservoir with 7 micron return filtration, filter by-pass and “in tank” strainer.
  • Stab Foot Cylinder Two (2) 101 mm (4 in) bore, double acting cylinders, one per drilling assembly.
  • Steering Cylinder Two (2) 101 mm (4 in) bore, double acting cylinders.
  • Sumping Cylinder Four (4) 38 mm (1.5 in) bore, double acting cylinders two per drilling assembly.
  • Valve Banks 1 One (1) ATRS and vertical articulation valve bank.
  • Valve Banks 2 One (1) inch tram valve bank at rear of operator's side drilling assembly.
  • Valve Banks 3 One (1) steering valve bank controlled by means of a joy stick valve.
  • Valve Banks 4 One (1) cable reel and vertical articulation valve bank
  • Valve Banks 5 All valve banks are spring returned, bi-directional with main relief set at 13.79 Mpa (2,000 psi).
  • Valve Banks 6 All other pressures are set for each function accordingly.
  • Valve Banks 7 Two (2) boom function valve banks, one per drilling assembly.
  • Valve Banks 8 One (1) tram valve bank controlled by means of a joystick valve in operator's compartment

AUTOMATIC PARKING BRAKE

  • Type Two spring applied, hydraulic released, fail safe brakes at front of machine.

CONTROLLER

  • Type Size 4 vacuum contactors, 1.5 KVA transformer and 150 amp circuit breaker.

FRAME

  • Type Low profile with bends utilized where applicable to reduce the number of indeterminate stresses introduced by welding.

OPERATOR’S DRILL STATION AREA

  • Components 1 Hydraulically operated drill boom and stab foot functions.
  • Components 2 ATRS function control and all other positioning function control.
  • Components 3 Vertical articulation function control.
  • Components 4 Storage tool tray on each boom for drill steel, starter steel, drill bits and etc.
  • Components 5 Inch tram function control (left hand drilling assembly only).
  • Components 6 25 mm (1 in) thick, hydraulically adjustable drill station canopy on each drilling assembly.

TRAM STATION AREA

  • Components 1 25 mm (1 in) thick manually adjustable canopy.
  • Components 2 Heavy duty seat.
  • Components 3 Full tram function control.
  • Components 4 Power fill function control.
  • Components 5 Vertical articulation function control.
  • Components 6 Cable reel function control.
  • Components 7 Four pressure gauges.
  • Components 8 Steering function control.

MANUALS

  • Types 1 Two parts manuals.
  • Types 2 One LinkOne CD which includes all above manuals in electronic format.
  • Types 3 Two operation/maintenance manuals/troubleshooting guides.

MISCELLANEOUS

  • Kits Seven (7) oil sampling kits.

RESERVOIR FILL SYSTEM

  • Type Power hydraulic fill, allows hydraulic oil to be added to reservoir without hand pumping.

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