Specifications

Bit Load
up to 64 000 kg (up to 141,096 lb)
Hole Diameter
244 - 406 mm (9.6 - 16 in)
Engine
AC Induction Motor - Dual Shaft 522-746 kW (600 hp)
Multi-Pass Hole Depth
Up to 85.3 m (280 ft)
Single-Pass Hole Depth
18.3 - 21.3 m (60 - 70 ft)
Working Weight
339512.0 lb

Rated Capacity

Hole Depth – Depth Multi-pass
Up to 42.7 m (Up to 140 ft)
Hole Depth – Depth Multi-pass
Up to 39.6 m (Up to 130 ft)
Hole Depth – Depth Single-pass
65.0 ft
Hole Depth – Depth Single-pass
70.0 ft
Hole Diameter
Up to 406 mm (Up to 16 in)

Mainframe Components – Air Compressor with Unloader Package

Oil-Flooded Screw Compressor and Constant Volume Oil Pump for Optimized Cooling – Optional
108 m3/min (3,800 ft3/min) free air, 4.5 bar (65 psi)
Oil-Flooded Screw Compressor and Constant Volume Oil Pump for Optimized Cooling – Standard
85 m3/min (3,000 ft3/min) free air, 4.5 bar (65 psi)

Mainframe Components – Leveling Jacks (4)

Automatic Leveling System
Standard
Jack Size – Front
229 mm (9 in) diameter × 1676 mm (66 in) stroke
Jack Size – Rear
229 mm (9 in) diameter × 1676 mm (66 in) stroke
Note
(2) positioned outside mast at rear and (2) positioned outside frame at front

Mainframe Components – Lubrication

Automatic PLC Centralized
Standard

Lower Works – Crawler Mounting

Dual Axles
Fixed Rear and Pivotable Front
Overall Length
22.5 ft
Overall Width – Standard
19.95 ft
Shoe Widths – Optional Wide Shoes
1.34 in
Shoe Widths – Optional Wide Shoes: Ground Bearing Pressure
17.4 psi
Shoe Widths – Standard
35.43 in
Shoe Widths – Standard: Ground Bearing Pressure
20.3 psi
Total Effective Bearing Area (Standard shoes)
130.0 ft2
Type
Heavy-duty with Excavator-style Sprocket Drive Links

Lower Works – Propel

Counterrotating Tracks, Crawler-mounted Disc Brakes and Tow Brake Release
1.1 mph
Gradeability
42%
Hydraulic Drive
Standard
Note
*Stability limitations apply.
Operating Propel Grade
25%*
Propel Speeds
0.3 mph

General

Cab (option)
FOPS to SAE J231
Operating Temperature Range
–40° C to +50° C (–40° F to +122° F)

Dimensions – Optimal Working Ranges

Center line of hole to center line of equalizer jack
5.0 in
Center line of hole to center line of rear jacks
15.75 in
Center line of hole to rear of operator’s cab
10.17 ft
Center line of machine to LH outside edge of 900 mm (35.43 in) tracks
10.4 ft
Center line of machine to LH side
11.84 ft
Center line of machine to RH outside edge of 900 mm (35.43 in) tracks
9.58 ft
Center line of machine to RH side
11.91 ft
Center line of machine to center line of LH rear leveling jack
7.51 ft
Center line of machine to center line of RH rear leveling jack
7.25 ft
Center line of rear jacks to center line of front jacks
36.15 ft
Diameter of jack pads
3.67 ft
Ground line to bottom of front jack panels
2.07 ft
Ground line to bottom of rear jack pads
2.23 ft
Ground line to high point with mast for 19.8 m (65 ft) single pass drill depth – mast at rest
32.64 ft
Ground line to top of deck
6.56 ft
Ground line to top of machinery house roof
15.32 ft
Height to top of cable reel (optional)
10.07 ft
Height to top of handrails on operator cab
18.73 ft
Height to top of machinery house pressurizing unit
16.57 ft
Overall height with mast for 19.8 m (65 ft) single pass
102.66 ft
Overall length of crawlers
22.5 ft
Overall length of machine
48.33 ft
Overall length of machine with mast for 19.8 m (65 ft) single pass drill depth – mast at rest
102.49 ft
Overall length of machine with optional cable reel
55.68 ft
Overall width of machine
23.75 ft

Weight*

Note
*Type and number of options will affect machine weight.
Working Weight
380000.0 lb

Mast Components – Mast

Angle Hole Drilling
25° off vertical in 5° increments*
Note
*With optional angle hole equipment.
Optional mast
70.0 ft
Raising and Lowering
(2) 228.6 mm (9 in) diameter hydraulic cylinders
Standard mast for drill pipe and one pipe rack
65.0 ft
Type
Computer analyzed, HD tubular lattice construction with back braces

Mast Components – Hoist/Pulldown

Auxiliary Winch – Standard Capacity
12000.0 lb
Bit Loading
Up to 63 975 kg (Up to 141,000 lb)
Electronic Depth Indicator
Standard
Feed Rate
Up to 7.62 m/min (Up to 25 ft/min)
Hoist Rate
Up to 22.86 m/min (Up to 75 ft/min)
Lowering Rate
Up to 22.86 m/min (Up to 75 ft/min)
Type
Chainless rack and pinion system driven by head-mounted excavator grade DC motor

Mast Components – Pipe Racks

Optional Rack Configurations and Maximum Drill Pipe Diameter – 2 Pipe Racks
Maximum diameter may vary
Single Rack 0.31 m (13.375 in) OD pipe at least 25 mm (1 in) wall thickness
Standard

Mast Components – Rotary Drive

Bit Maximum Speed
125.0 RPM
Cat® Shock Coupling
Standard
Rotary Drive – DC motor
145 kW (195 hp) @ 475V

Electrical – Equipment

Type
Static DC Variable Output

Electrical – Power Requirements

Note
**For alternate power configurations consult Caterpillar.
Voltage
3 Phase, 50/60 Hz, 4,160V to 7,200V**

Electrical – Main Electrical Systems

Air Compressor/AC Induction Motor – Dual Shaft – Standard
448 kW (600 hp) @ 4,160V available for 85 m3/min (3,000 ft3/min) compressor
Air Compressor/AC Induction Motor – Optional
597 kW (800 hp) available for 108 m3/min (3,800 ft3/min) compressors
Drive Transformer
3 Phase, 425 kVA dry-type
Hoist/Pulldown – DC Motor
97 kW (130 hp) @ 475V
Hydraulic Oil Cooler Fan
5.0 hp
Lighting
120/240V
Machinery House Pressurization – @ 529 m3/min (18,700 ft3/min) with 2.2 kW (3 hp) bleed fan
15 kW (20 hp) @ 460V
Main Hydraulic Oil Pumps
Driven from main air compressor motor
Operator Cab Pressurization with Heater and Air Conditioner
Standard
Transformer, Auxiliary
3 Phase, 250 kVA dry-type
Windshield Wipers – Upper and Lower Front
Standard
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