77XR
3Pages

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Catalog excerpts

77XR - 1

77XR Blasthole Drill General Specifications 200 mm to 270 mm Maximum single pass 16.8 m 55 ft

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77XR - 2

Komatsu Mining Corp. Group 3 Mast/tower Air system Mast construction Mast raising cylinders Carriage/rotary head travel Maximum bit loading Mast length Mast width Mast depth Angle drilling (optional) Structural plate steel Hydraulic (2x) 19.1 m 62.5 ft. Compressor type Rotary screw, oil flooded Standard output 56.6 m/min 2000 cfm Optional output 73.6 m/min 2700 cfm DTH output (standard) 42.5 m/min @ 24.13 bar 1550 cfm @ 350 psi Compressor control Electrically actuated, CANbus Pipe handling Type Single-pass: 2 pipe carousel for 33.5 m (110') total depth Multi-pass: Up to a 6 pipe rotary...

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77XR - 3

Operators cab • Window shades • Window wipers • Walk around cab access • Microwave • Storage locker • AM/FM/WB/USB/iPod/iPhone/Satellite radio • Deluxe trainer's seat Lubrication • Centralized fluid drains • Preheat system (auto lube) • Extended maintenance interval filtration • Bit lubrication • Auto lubrication system Compliance • MDG, AU compliant • EU compliant • Russian compliant Drill deck • Boarding ramp (main access only) • Auxiliary power unit (APU) • Preheat system (for APU) • Radio remote control (propel and leveling) • Mast access platform • Cold weather package • Tool kit,...

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