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MD6250

Rotary Drills

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Bit Load Up to 32 655 kg (Up to 71,993 lb)
Hole Diameter 165-200 mm (6.5-9.88 in)
Engine C27 @ 1,800 rpm
Components (1) Dual starter motors
Availability Contact Dealer
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MD6250
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OVERVIEW

Cat® From the Ground Up. Productive From the Ground Down

FEATURES & BENEFITS

WORLD-CLASS OPERATOR STATION

Ergonomic controls to help operators stay alert and avoid fatigueMultifunction joystick controls and touchscreen monitors are easy to use and intuitiveExcellent visibilit... Read more

100% CAT INTEGRATION

Cat to the core, with common parts and components and consistent design characteristics across all Cat drill modelsShared software for autonomous featuresBacked by the wo... Read more

CAT ELECTRONICS: BACKBONE OF MACHINE

Common electronic architecture across all Cat machines to ensure technician familiarityCat Electronic Technician (Cat ET) enables fast and easy troubleshootingServe as co... Read more

MATCHED POWERTRAIN

Volumetric air flow control enables operator to reduce air flow by up to 50% to match a specific drilling tool and applicationC27 engine matched to largest “standard” com... Read more

TECHNOLOGY AND AUTOMATION

Integrated Drill Assist functionality, including auto level, auto retract jacks, auto raise and lower mast, and auto drillMachine health and performance monitoring keep m... Read more

SAFETY

Excellent visibility, thanks to multiple cameras and full-length windowsMineStar Command for drilling enables remote or autonomous operation — removing operator from the... Read more

SERVICEABILITY

Large water and fuel tanks reduce time spent refillingGrouped service-access points, neat hose-runs and wiring reduce maintenance timeCat MineStar Health offerings enable... Read more

SUSTAINABILITY

Designed to use less fuel, which reduces engine emissionsTier 4 Final engines reduce NOx and particulate matterReduced waste and lower owning and operating costs thanks t... Read more

SPECIFICATIONS FOR MD6250

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Specifications
Bit Load Up to 32 655 kg (Up to 71,993 lb)
Hole Diameter 165-200 mm (6.5-9.88 in)
Engine C27 @ 1,800 rpm
Engine Choices
Components (1) Dual starter motors
Components (2) Ether starting aid (ether bottle supplied locally)
Features Scheduled Oil Sampling (S·O·SSM) ports
Emissions: Equivalent to U.S. EPA Tier 4 Final - ISO 14396 650 kW
Emissions: Equivalent to U.S. EPA Tier 4 Final - ISO 14396 (DIN) 884 mhp (PS)
Emissions: Equivalent to U.S. EPA Tier 2 - ISO 14396 (DIN) 838 mhp (PS)
Emissions: Equivalent to U.S. EPA Tier 2 - ISO 14396 616 kW
Emissions: Equivalent to U.S. EPA Tier 2 - Engine Power C27 @ 1,800 rpm
Emissions: Equivalent to U.S. EPA Tier 4 Final - Engine Power C27 @ 1,800 rpm
Cooling
Components (1) Coolers with easy cleaning access
Components (2) Separate engine cooling module
Components (3) All cooler core sections are replaceable
Components (4) Automatic variable speed fan control
Features Functional in ambient temperature of 52° C (125° F)
Climate Choices
Climate Level 1 Standard Fluids and Lubricants (1) Rated down to –1° C (30° F)
Climate Level 1 Standard Fluids and Lubricants (2) Withstands high heat to 52° C (125° F)
Climate Level 2 Arctic Fluids and Lubricants Rated down to –18° C (–0.4° F)
Climate Level 4 Arctic Fluids and Lubricants (1) Rated down to –40° C (–40° F)
Climate Level 4 Arctic Fluids and Lubricants (2) Diesel fired heating system that heats and circulates engine coolant through engine block, below deck water tank, heating elements for battery trays
Climate Level 4 Arctic Fluids and Lubricants (3) Full Arctic lubricant package to include engine and hydraulic oil
Climate Level 4 Arctic Fluids and Lubricants (4) Electric heating package with breaker panel to power: 120V heating blanket for compressor receiver tank, heat trace for hosing from water tank to water pump and water fast-fill assembly, plus primary tank
Climate Level 4 Arctic Fluids and Lubricants (5) Shore power connection box with switchable 240-600V (50 amp) connection (diesel gen set and/or plug supplied locally). Box includes standard 50 hz battery charger, if 60 hz charger required, to be ordered via after market, refer to P-n 540-4271
Climate Level 4 Arctic fluids and lubricants (6) Breaker panel includes five (5) additional breakers for locally supplied heating elements if needed
Batteries, Sealed (1) Quantity: Four (4)
Batteries, Sealed (2) Quantity: Six (6) (required for cold weather Level 2 and 4 and/or semi autonomy packages)
Frame and Work Deck
Features (1) Leveling Jacks, A-frame/mast pivot and drill deck are welded integrally to mainframe for maximum durability and long life
Features (2) Primary fuel tank capacity 1416 L (374 gal)
Features (3) Fuel capacity expansion for additional 1416 L (374 gal) optional for total capacity of 2832 L (748 gal); (required for autonomy packages)
Features (4) Three (3) egress points on deck areas in addition to main access
Components (1) Stationary drill deck; for vertical and angle drilling
Components (2) Four leveling jacks provide leveling on a 7° bench (any orientation)
Components (3) Heavy duty tow hooks (front end)
Components (4) Four (4) lift lugs, for use with cables or chains
Components (5) Fixed access stairs to the cab area
Components (6) Sturdy guardrails with toe guards, self-closing gates
Undercarriage
Model Cat® 336E EL Excavator type
Carrier Rollers Three (3)
Track chain guards and guides Level two
Drawbar Pull 417000 N
Triple Grousers (1) 600 mm (23.6 in); for hard rock; 0.88 bar (12.7 psi) ground bearing pressure
Triple Grousers (2) 750 mm (29.5 in); for soft rock; 1.10 bar (15.9 psi) ground bearing pressure
Lower rollers Twelve (12)
Travel Speed 2.45 km/h
Hydraulics
Components (1) Two (2) primary pumps – 145 cc (piston, with proportional electronic controls)
Components (2) One (1) auxiliary circuit pump – 110 cc (piston, load sensing)
Components (3) Two (2) fan pumps – 74 cc (piston, with proportional electronic controls)
Components (4) Two (2) charge pumps – 43.9 + 56.5 cc (double stack gear, fixed displacement)
Components (5) Scheduled Oil Sampling (S·O·S) ports
Dimensions (Approximate) - 13.6 m (44.6 ft) Mast
Width Non-Cab End 4.845 m
Width Cab End 5.624 m
Note Width and length dimensions include: cascading stairs and walk-around access for cab.
Mast Only Shipping Length 18.72 m
Height - Mast Up 19.546 m
Body Length 11.708 m
Length - Mast Down 20.18 m
Height - Mast Down 5.134 m
Hydraulic Break Out Wrench
Variable Grip Hydraulic Break Out Wrench Grip Ranges (1) 114-152 mm (4.5-6.0 in)
Variable Grip Hydraulic Break Out Wrench Grip Ranges (2) 152-216 mm (6.0-8.5 in)
Tool Package DTH
Components (7) Pipe wiper seal
Components (8) Drill tool lubricator is included with selection of DTH Compressor
Components (1) Two-piece roller deck bushing
Components (2) Pipe positioner rollers
Components (3) Deck wrench
Components (4) Shock sub
Components (5) Top Sub
Components (6) Hammer Sub
Safety and Security
Feature Approach angle of 15 degrees facilitates loading and unloading on a lowboy
Components (13) Lifting lugs
Components (1) Alloy drill deck covers, for servicing when mast is horizontal
Components (2) Seven (7) engine shut down buttons, by each drill egress/access point, in cab, in engine area, on drill deck
Components (3) Over forty (40) conditional safety interlocks
Components (4) Hinged window guard over the full length of the front drill window
Components (5) Three (3) egress points on deck areas in addition to main access
Components (6) Self-closing gates secure egress ladder locations
Components (7) Electric horn activated by push button in the cab
Components (8) Automatic tram alarm, audible
Components (9) Under deck mounted battery box with keyed battery disconnect/starter disconnect/remote jump start terminals
Components (10) Compressor air hoses with safety retention cables
Components (11) Slip resistant surfaces
Components (12) Tow hooks on non-drill-end
Operator Environment
Cab - Premium – Additional storage<br>– Leather seat with heat and ventilation<br>– Heavy duty seat suspension<br>– Dual pane window glass<br>– Removable guard for driller window, plus window facing power train<br>– Wipers for the driller window plus front and rear windows
Cab - Standard – Fabric seat<br>– Single pane window glass<br>– Removable guard for driller window<br>– Wiper for the driller window
Cab Design – Spacious FOPS cab is 3 m² (32.3 ft²) with an integrated operator station<br>– Cab rubber shock-mounts<br>– Operator station design integrates an ergonomic seat, joystick controls with full instrumentation, and dual 254 mm (10 in) color displays, high definition touchscreen and 12-volt power port<br>– Additional display screen for cc cameras; color, high-definition 254 mm (10 in)<br>– Three (3) cc cameras (front and left side) providing 360° vision coverage from operators seat; camera in the mast to view pipe rack carousel/top drive operation<br>– Power convertor 24V to 12V<br>– Radio-ready for communication and entertainment stereo<br>– Two swing-out doors and Cat keyed locks<br>– Literature holder<br>– Removable floor mat
Seating – Seat swivels, locks and retractable, two-point/76 mm (3 in) wide seat belt, tilts (5° adjustment), lumbar support, fore/aft seat adjustment 80 mm (3.1 in)
Windows – Large windows front, rear and right cab side; full length drill window with guard<br>– Windshield wipers with a common washer tank
Lighting – LED interior lights and map light at operators seat, backlit joysticks and keypads<br>– Flood lights for the drill perimeter<br>– Spotlights for power group area; drill deck; mast carousel; access ladder and walkways<br>– Lighting package includes 4,200 lumens flood light on perimeter, mast clearance lights, cab mounted strobe, front mounted tram beacon
HVAC – Floor heating vent<br>– Roof-mounted air conditioner/heating/pressurizing unit<br>– Filter access from deck<br>– Defogging HVAC vents on main window
Operating System Controls - Standard
Components (22) Prewired for Terrain and autonomous operation
Components (23) Drill Assist automated functionality:<br>– Auto level, auto jack retract<br>– Auto mast raise and lock, auto mast unlock and park
Components (1) All electric controls for drilling, tramming, leveling plus auxiliary functions
Components (2) Electronic compressor control
Components (3) Rotary torque control
Components (4) Virtual rotary head travel stops and interlocks
Components (5) Pipe positioner engaged/disengaged indicator
Components (6) Drill depth meter
Components (7) Drill performance and drill health display system
Components (8) Data logging of machine health with warnings and fault code records with export capability
Components (9) Delayed engine shut down
Components (10) Rotary head rpm gauge (digital display in screen)
Components (11) Filter indicators for hydraulic, fuel, compressor and engine
Components (12) Jack pressure sensors in display
Components (13) Dust suppression control
Components (14) Mast lock indicator
Components (15) ECM proportional fan speed control system
Components (16) Tram interlock, machine stability limits
Components (17) Tram interlock, pipe in hole
Components (18) Tram interlock, mast up and locked or down and parked
Components (19) Tram interlock, jack retracted
Components (20) Tram interlock, winch parked
Components (21) Cab environment controls (AC, filter, heat, fan speeds)
Dimensions (Approximate) - 11.2 m (36.7 ft) Mast
Width Non-Cab End 4.845 m
Width Cab End 5.625 m
Note Width and length dimensions include: cascading stairs and walk-around access for cab.
Mast Only Shipping Length 16.32 m
Height - Mast Up 17.146 m
Body Length 11.708 m
Length - Mast Down 17.78 m
Height - Mast Down 5.134 m
Compressor/Receiver Choices
Receiver Tank Choice (1) Low pressure 8.6 bar (125 psi) for ASME/CRN/AU or CE
Receiver Tank Choice (2) High pressure 24.1 or 34.4 bar (350 or 500 psi) for ASME/CRN/AU or CE
Compressor - Rotary Drilling 56.6 m³/min (2,000 ft³/min) @ 8.6 bar (125 psi)
Compressor - DTH Drilling (1) 38.2 m³/min (1,350 ft³/min) @ 34.4 bar (500 psi)
Compressor - DTH Drilling (2) 42.4 m³/min (1,500 ft³/min) @ 24.1 bar (350 psi)
Features (1) With the compressor’s variable volume control, the operator can limit air output resulting in reduced fuel consumption
Features (2) Electronic compressor control and regulation
Features (3) DTH selection includes tool oiler
Mast Packages
Angle Drilling Included with either mast
Mast Accessories Manual - 11.2 m (36.7 ft) or 13.6 m (44.6 ft) Mast One (1) wire rope pipe catcher, manual bit basket
Mast Accessories Hydraulic - 11.2 m (36.7 ft) Mast One (1) hydraulically actuated pipe catcher, hydraulically operated bit basket
Mast Accessories Hydraulic - 13.6 m (44.6 ft) Mast One (1) hydraulically actuated pipe catcher, plus one (1) wire rope pipe catcher, hydraulically operated bit basket
Service Tool Options
Lifting Bails (Available on Request) – API thread 89 mm (3.5 in) – to lift corresponding drill tools (6.75 in tricone bits or 6-inch class DTH hammers)<br>– API thread 114 mm (4.5 in) – to lift corresponding drill tooling (7.875 and 9.0 in tricone bits or 8-inch class DTH hammers)<br>– API thread 140 mm (5.5 in) – to lift shock sub adapter<br>– BECO thread 102 mm (4.0 in) – to lift corresponding drill pipe (5.5 in OD)<br>– BECO thread 114 mm (4.5 in) – to lift corresponding drill pipe (6.0, 6.5, 6.625 and 7.0 in OD)<br>– BECO thread 152 mm (6.0 in) – to lift corresponding drill pipe (7.625 in OD)
Drill Pipe
6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 4 165 mm
6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 1 127 mm
6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 6 194 mm
10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 1 127 mm
6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 3 152 mm
10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 6 194 mm
10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 4 165 mm
10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 3 152 mm
10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 2 140 mm
10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 5 178 mm
6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 2 140 mm
6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 5 178 mm
Carousel (Mast size and pipe diameter dependent)
Pipe rack carousel, standard: – 11.2 m (36.7 ft) Mast: holds quantity of four (4) 10.6 m (35 ft) pipes<br>– 13.6 m (44.6 ft) Mast: holds quantity of four (4) 6.1 m (20 ft) pipes
Mast and Pipe Rack Carousel Features
Features (7) Sliding deck wrench assembly
13.6 m (44.6 ft) Mast - Hole Diameter Range: 152-250 mm (6-9.875 in) - Single-Pass Depth 13.6 m
Features (5) Auto tensioning of pull down and hoist cables
11.2 m (36.7 ft) Mast - Hoist Speed 0.81 m/s
Features (3) Drill strings configured for bit changes (above the deck)
Features (1) Mast configurations complete with pipe rack carousel and angle drilling package (vertical, out to 30 degrees in 5-degree increments)
Features (8) Configured with roller deck bushing for tricone applications, two-piece deck bushing for DTH
Features (10) Drill pipe positioner
Features (11) Rotation gear box with single motor up to 160 rpm, up to 11 700 N∙m (8,629 lbf-ft) torque
Features (9) Closed circuit camera in mast is used to view pipe rack carousel/top drive operation while racking pipes
Features (6) Variable grip hydraulic break out wrench for range of pipe diameters
11.2 m (36.7 ft) Mast - Hole Diameter Range: 152-250 mm (6-9.875 in) - Multi-Pass Depth Down to 53.9 m (Down to 176.7 ft)
Features (4) Single Hydraulic Cylinder and cable system for pulldown/hoist
Features (2) Hydraulically actuated, self-indexing pipe rack carousel accepts pipe diameters from 127 mm (5.0 in) to 194 mm (7.625 in)
13.6 m (44.6 ft) Mast - Hole Diameter Range: 152-250 mm (6-9.875 in) - Multi-Pass Depth Down to 37.9 m (Down to 124.6 ft)
13.6 m (44.6 ft) Mast - Hoist Speed 0.66 m/s
11.2 m (36.7 ft) Mast - Bit Load (single pass) Up to 22 321 kg (Up to 49,210 lb)
11.2 m (36.7 ft) Mast - Pull-Down Capacity Up to 20 411 kg (Up to 45,000 lb)
13.6 m (44.6 ft) Mast - Bit Load (single pass) Up to 32 655 kg (Up to 71,993 lb)
13.6 m (44.6 ft) Mast - Pull-Down Capacity Up to 29 483 kg (Up to 65,000 lb)
13.6 m (44.6 ft) Mast - Hoist Capacity Up to 16 584 kg (Up to 36,563 lb)
11.2 m (36.7 ft) Mast - Hoist Capacity Up to 15 309 kg (Up to 33,750 lb)
Tool Package Rotary
Components (1) One-piece roller deck bushing
Components (2) Pipe positioner rollers
Components (3) Deck wrench
Components (4) Top sub
Components (5) Bit sub
Components (6) Pipe wiper seal
Rotary Head Top Drive System
Torque - Single Motor 11700 N·m
Rotation Speed 0-160 rpm
Components (1) Spindle – 140 mm (5.5 in) API regular thread with splined collar
Components (2) Rotary torque control
Components (3) Virtual rotary head travel interlocks
Automation and Technology
Type (1) Cat Terrain ready
Type (2) Autonomy ready
Components (1) Drill depth indicator
Components (2) Product Link™ Elite (hardware from factory, subscription package via dealer)
Dust Control Choices
Choices (1) Water injection – tank mounted below front deck 1271 L (336 gal)<br>– Water flow meter, volume control, tank fill level indicator
Choices (2) Water injection plus dry dust collector 127 m³/min (4,500 ft³/min) dust collector; includes standard water injection<br>– Self-cleaning filters, dust chute with ejector
Choices (3) High volume water injection (maximum) – tanks total capacity 2786 L (736 gal)<br>– Tank below deck (isolated for extreme cold weather) capacity 1271 L (336 gal)<br>– Tank above deck capacity 1514 L (400 gal)
Choices (4) Static dust curtains, four sided/boxed enclosed
Service Packages
Package (1) Fast fill for fuel and water, automated lubrication system
Package (2) Service center for lubricant drain and fill, automated lubrication system, fast fill fuel and water, blow down hose (option)
Weights
Working Weight Range 56 468 kg to 64 154 kg (124,490 lb to 141,436 lb)
Paket Servis
Paket (3) l

SELECT MODELS TO COMPARE

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MD6380

Bit Load Up to 53 845 kg (118,719 lb)
Hole Diameter 251-381 mm (9.875-15 in)
Engine Cat® 3512C @ 1,800 rpm
Power Rating (ISO 14396) 949 kW
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Rotary Drills

MD6640

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)
Working Weight 154000 kg
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Rotary Drills

MD6310

Bit Load Up to 42 149 kg (Up to 92,922 lb)
Hole Diameter 203-311 mm (8-12.25 in)
Engine C32B® @ 1,800 rpm
Body Length - Standard Cab 13.27 m
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Rotary Drills

MD6200

Bit Load Up to 16 964 kg (37,400 lb)
Hole Diameter 140-200 mm (5.5-7.87 in)
Engine Cat© C18
U.S. EPA Tier 2 Equivalent - Engine C18 @ 1,800 rpm
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