COMPARE MODELS
Our product comparison allows for the review of up to 3 related models technical specifications at the same
time.
Rotary Drills
MD6250
ADD MODEL
ADD MODEL
Bit Load
Up to 32 655 kg (Up to 71,993 lb)
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Hole Diameter
152-250 mm (6-9.875 in)
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Engine
C27 @ 1,800 rpm
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Components (1)
Alloy drill deck covers, for servicing when mast is horizontal
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Components (2)
Seven (7) engine shut down buttons, by each drill egress/access point, in cab, in engine area, on drill deck
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Features
Functional in ambient temperature of 52° C (125° F)
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Emissions: Equivalent to U.S. EPA Tier 4 Final - ISO 14396
872 HP
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Emissions: Equivalent to U.S. EPA Tier 4 Final - ISO 14396 (DIN)
884 mhp (PS)
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Emissions: Equivalent to U.S. EPA Tier 2 - ISO 14396 (DIN)
838 mhp (PS)
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Emissions: Equivalent to U.S. EPA Tier 2 - ISO 14396
826 HP
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Emissions: Equivalent to U.S. EPA Tier 2 - Engine Power
C27 @ 1,800 rpm
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Emissions: Equivalent to U.S. EPA Tier 4 Final - Engine Power
C27 @ 1,800 rpm
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Components (3)
Over forty (40) conditional safety interlocks
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Components (4)
Hinged window guard over the full length of the front drill window
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Climate Level 1 Standard Fluids and Lubricants (1)
Rated down to –1° C (30° F)
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Climate Level 1 Standard Fluids and Lubricants (2)
Withstands high heat to 52° C (125° F)
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Climate Level 2 Arctic Fluids and Lubricants
Rated down to –18° C (–0.4° F)
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Climate Level 4 Arctic Fluids and Lubricants (1)
Rated down to –40° C (–40° F)
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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
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Climate Level 4 Arctic Fluids and Lubricants (3)
Full Arctic lubricant package to include engine and hydraulic oil
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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
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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
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Climate Level 4 Arctic fluids and lubricants (6)
Breaker panel includes five (5) additional breakers for locally supplied heating elements if needed
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Batteries, Sealed (1)
Quantity: Four (4)
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Batteries, Sealed (2)
Quantity: Six (6) (required for cold weather Level 2 and 4 and/or semi autonomy packages)
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Features (1)
Mast configurations complete with pipe rack carousel and angle drilling package (vertical, out to 30 degrees in 5-degree increments)
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Features (2)
Hydraulically actuated, self-indexing pipe rack carousel accepts pipe diameters from 127 mm (5.0 in) to 194 mm (7.625 in)
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Features (3)
DTH selection includes tool oiler
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Features (4)
Single Hydraulic Cylinder and cable system for pulldown/hoist
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Components (5)
Three (3) egress points on deck areas in addition to main access
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Components (6)
Self-closing gates secure egress ladder locations
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Model
Cat® 336E EL Excavator type
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Carrier Rollers
Three (3)
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Track chain guards and guides
Level two
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Drawbar Pull
93745 lbf
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Triple Grousers (1)
600 mm (23.6 in); for hard rock; 0.88 bar (12.7 psi) ground bearing pressure
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Triple Grousers (2)
750 mm (29.5 in); for soft rock; 1.10 bar (15.9 psi) ground bearing pressure
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Lower rollers
Twelve (12)
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Travel Speed
1.5 mile/h
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Width Non-Cab End
15.9 ft
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Width Cab End
18.45 ft
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Variable Grip Hydraulic Break Out Wrench Grip Ranges (1)
114-152 mm (4.5-6.0 in)
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Variable Grip Hydraulic Break Out Wrench Grip Ranges (2)
152-216 mm (6.0-8.5 in)
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Components (7)
Electric horn activated by push button in the cab
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Components (8)
Automatic tram alarm, audible
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Feature
Approach angle of 15 degrees facilitates loading and unloading on a lowboy
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Components (13)
Dust suppression control
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Cab - Premium
– Additional storage
– Leather seat with heat and ventilation
– Heavy duty seat suspension
– Dual pane window glass
– Removable guard for driller window, plus window facing power train
– Wipers for the driller window plus front and rear windows
– Leather seat with heat and ventilation
– Heavy duty seat suspension
– Dual pane window glass
– Removable guard for driller window, plus window facing power train
– Wipers for the driller window plus front and rear windows
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Cab - Standard
– Fabric seat
– Single pane window glass
– Removable guard for driller window
– Wiper for the driller window
– Single pane window glass
– Removable guard for driller window
– Wiper for the driller window
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Cab Design
– Spacious FOPS cab is 3 m² (32.3 ft²) with an integrated operator station
– Cab rubber shock-mounts
– 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
– Additional display screen for cc cameras; color, high-definition 254 mm (10 in)
– 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
– Power convertor 24V to 12V
– Radio-ready for communication and entertainment stereo
– Two swing-out doors and Cat keyed locks
– Literature holder
– Removable floor mat
– Cab rubber shock-mounts
– 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
– Additional display screen for cc cameras; color, high-definition 254 mm (10 in)
– 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
– Power convertor 24V to 12V
– Radio-ready for communication and entertainment stereo
– Two swing-out doors and Cat keyed locks
– Literature holder
– Removable floor mat
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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)
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Windows
– Large windows front, rear and right cab side; full length drill window with guard
– Windshield wipers with a common washer tank
– Windshield wipers with a common washer tank
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Lighting
– LED interior lights and map light at operators seat, backlit joysticks and keypads
– Flood lights for the drill perimeter
– Spotlights for power group area; drill deck; mast carousel; access ladder and walkways
– Lighting package includes 4,200 lumens flood light on perimeter, mast clearance lights, cab mounted strobe, front mounted tram beacon
– Flood lights for the drill perimeter
– Spotlights for power group area; drill deck; mast carousel; access ladder and walkways
– Lighting package includes 4,200 lumens flood light on perimeter, mast clearance lights, cab mounted strobe, front mounted tram beacon
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HVAC
– Floor heating vent
– Roof-mounted air conditioner/heating/pressurizing unit
– Filter access from deck
– Defogging HVAC vents on main window
– Roof-mounted air conditioner/heating/pressurizing unit
– Filter access from deck
– Defogging HVAC vents on main window
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Components (22)
Prewired for Terrain and autonomous operation
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Components (23)
Drill Assist automated functionality:
– Auto level, auto jack retract
– Auto mast raise and lock, auto mast unlock and park
– Auto level, auto jack retract
– Auto mast raise and lock, auto mast unlock and park
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Components (9)
Under deck mounted battery box with keyed battery disconnect/starter disconnect/remote jump start terminals
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Components (10)
Compressor air hoses with safety retention cables
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Components (11)
Slip resistant surfaces
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Components (12)
Tow hooks on non-drill-end
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Components (14)
Mast lock indicator
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Components (15)
ECM proportional fan speed control system
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Components (16)
Tram interlock, machine stability limits
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Components (17)
Tram interlock, pipe in hole
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Components (18)
Tram interlock, mast up and locked or down and parked
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Components (19)
Tram interlock, jack retracted
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Components (20)
Tram interlock, winch parked
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Components (21)
Cab environment controls (AC, filter, heat, fan speeds)
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Receiver Tank Choice (1)
Low pressure 8.6 bar (125 psi) for ASME/CRN/AU or CE
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Receiver Tank Choice (2)
High pressure 24.1 or 34.4 bar (350 or 500 psi) for ASME/CRN/AU or CE
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Compressor - Rotary Drilling
56.6 m³/min (2,000 ft³/min) @ 8.6 bar (125 psi)
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Compressor - DTH Drilling (1)
38.2 m³/min (1,350 ft³/min) @ 34.4 bar (500 psi)
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Compressor - DTH Drilling (2)
42.4 m³/min (1,500 ft³/min) @ 24.1 bar (350 psi)
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Angle Drilling
Included with either mast
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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
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Mast Accessories Hydraulic - 11.2 m (36.7 ft) Mast
One (1) hydraulically actuated pipe catcher, hydraulically operated bit basket
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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
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Note
Width and length dimensions include: cascading stairs and walk-around access for cab.
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Mast Only Shipping Length
61.4 ft
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Height - Mast Up
61.13 ft
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Body Length
38.41 ft
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Length - Mast Down
66.17 ft
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Height - Mast Down
16.84 ft
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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)
– 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)
– API thread 140 mm (5.5 in) – to lift shock sub adapter
– BECO thread 102 mm (4.0 in) – to lift corresponding drill pipe (5.5 in OD)
– BECO thread 114 mm (4.5 in) – to lift corresponding drill pipe (6.0, 6.5, 6.625 and 7.0 in OD)
– BECO thread 152 mm (6.0 in) – to lift corresponding drill pipe (7.625 in OD)
– 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)
– API thread 140 mm (5.5 in) – to lift shock sub adapter
– BECO thread 102 mm (4.0 in) – to lift corresponding drill pipe (5.5 in OD)
– BECO thread 114 mm (4.5 in) – to lift corresponding drill pipe (6.0, 6.5, 6.625 and 7.0 in OD)
– BECO thread 152 mm (6.0 in) – to lift corresponding drill pipe (7.625 in OD)
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6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 4
6.5 in
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6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 1
5 in
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6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 6
7.625 in
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10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 1
5 in
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6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 3
6 in
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10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 6
7.625 in
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10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 4
6.5 in
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10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 3
6 in
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10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 2
5.5 in
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10.6 m (35 ft) Pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4) - Option 5
7 in
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6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 2
5.5 in
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6.1 m (20 ft) Pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4) - Option 5
7 in
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Pipe rack carousel, standard:
– 11.2 m (36.7 ft) Mast: holds quantity of four (4) 10.6 m (35 ft) pipes
– 13.6 m (44.6 ft) Mast: holds quantity of four (4) 6.1 m (20 ft) pipes
– 13.6 m (44.6 ft) Mast: holds quantity of four (4) 6.1 m (20 ft) pipes
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Features (7)
Sliding deck wrench assembly
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13.6 m (44.6 ft) Mast - Hole Diameter Range: 152-250 mm (6-9.875 in) - Single-Pass Depth
44.6 ft
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Features (5)
Auto tensioning of pull down and hoist cables
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11.2 m (36.7 ft) Mast - Hoist Speed
2.65 ft/s
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Features (8)
Configured with roller deck bushing for tricone applications, two-piece deck bushing for DTH
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Features (10)
Drill pipe positioner
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Features (11)
Rotation gear box with single motor up to 160 rpm, up to 11 700 N∙m (8,629 lbf-ft) torque
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Features (9)
Closed circuit camera in mast is used to view pipe rack carousel/top drive operation while racking pipes
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Features (6)
Variable grip hydraulic break out wrench for range of pipe diameters
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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)
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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)
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13.6 m (44.6 ft) Mast - Hoist Speed
2.16 ft/s
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11.2 m (36.7 ft) Mast - Bit Load (single pass)
Up to 22 321 kg (Up to 49,210 lb)
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11.2 m (36.7 ft) Mast - Pull-Down Capacity
Up to 20 411 kg (Up to 45,000 lb)
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13.6 m (44.6 ft) Mast - Bit Load (single pass)
Up to 32 655 kg (Up to 71,993 lb)
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13.6 m (44.6 ft) Mast - Pull-Down Capacity
Up to 29 483 kg (Up to 65,000 lb)
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13.6 m (44.6 ft) Mast - Hoist Capacity
Up to 16 584 kg (Up to 36,563 lb)
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11.2 m (36.7 ft) Mast - Hoist Capacity
Up to 15 309 kg (Up to 33,750 lb)
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Torque - Single Motor
8629 lb/ft
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Rotation Speed
0-160 rpm
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Type (1)
Cat Terrain ready
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Type (2)
Autonomy ready
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Choices (1)
Water injection – tank mounted below front deck 1271 L (336 gal)
– Water flow meter, volume control, tank fill level indicator
– Water flow meter, volume control, tank fill level indicator
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Choices (2)
Water injection plus dry dust collector 127 m³/min (4,500 ft³/min) dust collector; includes standard water injection
– Self-cleaning filters, dust chute with ejector
– Self-cleaning filters, dust chute with ejector
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Choices (3)
High volume water injection (maximum) – tanks total capacity 2786 L (736 gal)
– Tank below deck (isolated for extreme cold weather) capacity 1271 L (336 gal)
– Tank above deck capacity 1514 L (400 gal)
– Tank below deck (isolated for extreme cold weather) capacity 1271 L (336 gal)
– Tank above deck capacity 1514 L (400 gal)
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Choices (4)
Static dust curtains, four sided/boxed enclosed
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Package (1)
Fast fill for fuel and water, automated lubrication system
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Package (2)
Service center for lubricant drain and fill, automated lubrication system, fast fill fuel and water, blow down hose (option)
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Working Weight Range
56 468 kg to 64 154 kg (124,490 lb to 141,436 lb)
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