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Información general

Especificaciones

Unidades:
Carga de la broca hasta 42.000 kg (hasta 92.594 lb) hasta 42.000 kg (hasta 92.594 lb) Less
Diámetro del orificio 229 a 311 mm (9,0 a 12,3") 229 a 311 mm (9,0 a 12,3") Less
Motor C27 (Tier 2): 597 kW (800 hp) a 2.100 rpm C27 (Tier 2): 597 kW (800 hp) a 2.100 rpm Less

Temperatura de operación

Clasificación máxima ambiental (estándar) 125.0 ° F 52.0 ° C Less
Clasificación mínima ambiental (estándar) -20.0 ° F -28.0 ° C Less

Operating Temperature

Altitude Up to 4572 m (Up to 15,000 ft) Up to 4572 m (Up to 15,000 ft) Less

Capacidad de pliegue/levantamiento

Head travel (13 m/40 ft configuration) 600.0 in 15.24 m Less
Head travel (16 m/50 ft configuration) 720.0 in 18.29 m Less

Pull-down/Hoisting Capacity

Cable type – 29 mm (1.125 in) DYFORM 8 DYFORM 8 Less
Drilling feed rate 0-19 m/min (0-61 ft/min) 0-19 m/min (0-61 ft/min) Less
Hoist capacity Up to 19 843 kg (Up to 43,745 lbf) Up to 19 843 kg (Up to 43,745 lbf) Less
Pull-down capacity Up to 383 kN (Up to 86,000 lbf) Up to 383 kN (Up to 86,000 lbf) Less
Retract rate 0-33.5 m/min (0-110 ft/min) 0-33.5 m/min (0-110 ft/min) Less

Sistema de mando giratorio

Capacidad de potencia 290.0 hp 216.0 kW Less

Rotary Drive System

Torque 0-15 185 N∙m (0-11, 200 lbf-ft) 0-15 185 N∙m (0-11, 200 lbf-ft) Less

Motor (estándar) – C27 cumple con Tier 2

Potencia nominal 800.0 hp 597.0 kW Less
Carga plena 2100.0 RPM 2100.0 RPM Less
Tanque de combustible 400.0 gal 1514.0 L Less
Tanque de combustible optativo 450.0 gal 1703.0 L Less

Engine (Standard) – C27 Tier 2

Manufacturer Caterpillar Caterpillar Less
Model C27 Tier 2 C27 Tier 2 Less

Motor (optativo) – QST-30

Tanque de combustible 400.0 gal 1514.0 L Less
Carga plena 2100.0 RPM 2100.0 RPM Less
Tanque de combustible optativo 450.0 gal 1703.0 L Less
Rated horsepower – Tier 2 1050.0 hp 783.0 kW Less

Engine (Optional) – QST-30

Manufacturer Cummins Cummins Less
Rated horsepower – Non-cert 634 and 783 kW (850 and 1,050 hp) 634 and 783 kW (850 and 1,050 hp) Less
Model QST-30 QST-30 Less

13- or 16-Meter Mast Configuration

Depth multi-pass (13 m/40 ft configuration) Up to 75.3 m (Up to 247 ft) Up to 75.3 m (Up to 247 ft) Less
Depth multi-pass (16 m/50 ft configuration) Up to 46.9 m (Up to 154 ft) Up to 46.9 m (Up to 154 ft) Less
Depth single pass (13 m/40 ft configuration) 44.0 ft 13.4 m Less
Depth single pass (16 m/50 ft configuration) 54.0 ft 16.46 m Less
Hole diameter Up to 311 mm (Up to 12.25 in) Up to 311 mm (Up to 12.25 in) Less

Cabina del operador

Área del piso 32.4 pie² 3.0 m² Less
Altura en el interior 76.5 pulg 1943.0 mm Less
Ventanas (vidrio polarizado de seguridad con montaje de caucho) 0.25 pulg 6.0 mm Less

Operator’s Cab

Climate control Wall-mounted, AC/heating/ pressurizing unit Wall-mounted, AC/heating/ pressurizing unit Less
Helper’s seat Fixed folding jump seat Fixed folding jump seat Less
Number of doors Two with windows (included in above) Two with windows (included in above) Less
Number of windows 10 10 Less
Operator’s seat One swivel-type with armrests, headrest and retractable seat belt One swivel-type with armrests, headrest and retractable seat belt Less
Other Window wipers and washers Window wipers and washers Less
Type Shock-mounted; two-man, integrated FOPS certified Shock-mounted; two-man, integrated FOPS certified Less

Undercarriage

Brake release Automatic Automatic Less
Brakes Spring set, hydraulic release Spring set, hydraulic release Less
Front Three-point oscillating type Three-point oscillating type Less
Gradeability mast down 17% 17% Less
Number of rollers on each side 13 13 Less
Rock guards/chain guards Standard full-length guards Standard full-length guards Less
Track adjustment means Hydraulic with grease gun Hydraulic with grease gun Less
Track drive disconnect Standard (manual) Standard (manual) Less

Tren de rodaje

Potencia máxima del mando por cadena 290.0 hp 216.0 kW Less
Velocidad máxima de desplazamiento 1.41 millas/h 2.27 km/h Less

Mainframe, Decks and Walkways

Jacks, mast pivot and deck Welded integrally to mainframe Welded integrally to mainframe Less
Machine deck Access both sides Access both sides Less
Tool box Lockable door, below front deck Lockable door, below front deck Less
Tow hooks Welded, two (2) front Welded, two (2) front Less

Drill Table and Work Deck

Viewing hatch In the rear deck; hydraulically operated from the cab In the rear deck; hydraulically operated from the cab Less
Wide walkways Around the drill deck Around the drill deck Less

Mesa de perforación y plataforma de trabajo

Altura de la mesa sobre el suelo 57.0 pulg 1448.0 mm Less

Dust Curtain

Dust curtain Optional hydraulic lifters, front and rear Optional hydraulic lifters, front and rear Less

Engine (Optional) – C27 Tier 2

Fuel tank 400.0 gal 1514.0 L Less
Full load 2100.0 RPM 2100.0 RPM Less
Manufacturer Caterpillar Caterpillar Less
Optional fuel tank 450.0 gal 1703.0 L Less
Rated horsepower 875.0 hp 652.0 kW Less
Model C27 Tier 2 C27 Tier 2 Less

Leveling Jacks

Location Two front, two rear Two front, two rear Less
Number 4 4 Less

Soportes de nivelación

Pad diameter – Drill end 36.0 in 914.0 mm Less
Pad diameter – Non-drill end 30.0 in 762.0 mm Less

Accesorios, herramientas y equipos de manipulación

Bit Sub – Wall thickness 1.0 in 25.0 mm Less
Drill Pipe (optional) – Length – (standard for 16 m/50 ft configuration) – two pipes coupled together plus bit sub 25.0 ft 7.62 m Less
Tubos de perforación (optativo): espesor de la pared 1.0 pulg 25.4 mm Less
Sustituto del adaptador superior: longitud 36.0 pulg 914.0 mm Less
Auxiliar del adaptador superior: rosca superior (reg. API) 5.5 pulg 140.0 mm Less
Top Adapter Sub – Wall thickness 1.0 in 25.0 mm Less
Winch System – Cable size 0.5 in 13.0 mm Less
Winch System – Rating 3500.0 lb 1587.0 kg Less

Accessories, Tools and Handling Equipment

Bit Sub – Bottom thread Depends on bit diameter Depends on bit diameter Less
Bit Sub – Diameter Depends on pipe diameter Depends on pipe diameter Less
Bit Sub – Length Up to 2286 m (Up to 90 in) Up to 2286 m (Up to 90 in) Less
Bit Sub – Table bushing Roller-type or two-piece with replaceable liner Roller-type or two-piece with replaceable liner Less
Bit Sub – Top thread Depends on pipe diameter Depends on pipe diameter Less
Drill Pipe (optional) – 16 m: Diameter 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) Less
Drill Pipe (optional) – 16 m: Threads Depends on pipe outside diameter Depends on pipe outside diameter Less
Drill Pipe (optional) – 13 m: Diameter 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) Less
Drill Pipe (optional) – 13 m: Wall thickness 1.0 in 25.0 mm Less
Drill Pipe (optional) – 13 m: Length 40.0 ft 12.19 m Less
Drill Pipe (optional) – 13 m: Threads Varies with outside pipe diameter Varies with outside pipe diameter Less
Pipe Rack (Inside the Mast) Carousel with stationary pods and breaker plates Carousel with stationary pods and breaker plates Less
Pipe Rack (Inside the Mast): 13 m/40 ft configuration (optional deep hole package) – 5 pipes: 12.19 m (40 ft) pipe – outside diameter 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) Less
Pipe Rack (Inside the Mast): 13 m/40 ft configuration (standard) – 4 pipes: 12.19 m (40 ft) pipe 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) Less
Pipe Rack (Inside the Mast): 16 m/50 ft configuration (standard) – 4 pipes: 7.62 m (25 ft) pipe 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) 178 mm, 194 mm, 219 mm (7.0 in, 7.625 in, 8.625 in) Less
Pipe Rack (Inside the Mast): Pipe rack index Hydraulic cylinder with locking pin Hydraulic cylinder with locking pin Less
Pipe Rack (Inside the Mast): Pipe rack swing Hydraulic cylinders (2) Hydraulic cylinders (2) Less
Top Adaptor Sub – Bottom thread Depends on pipe diameter Depends on pipe diameter Less
Top Adaptor Sub – Diameter Depends on pipe diameter Depends on pipe diameter Less

Compresor (estándar): tornillo de una etapa, bañado en aceite

Presión de operación máxima 100.0 lb/pulg² 6.9 bar Less

Compressor (Standard): Oil-flooded, single-stage screw

Discharge air flow (sea level) 2000.0 ft3/min 56.6 m3/min Less

Compresor (optativo): tornillo de una etapa, bañado en aceite

Presión de operación máxima 100.0 lb/pulg² 6.9 bar Less

Compressor (Optional): Oil-flooded, single-stage screw

Discharge air flow (sea level) 1500.0 ft3/min 42.5 m3/min Less
Discharge air flow (sea level) 2400.0 ft3/min 67.9 m3/min Less
Maximum operating pressure 10.3/24.1/34.4 bar (150/350/500 psi) 10.3/24.1/34.4 bar (150/350/500 psi) Less

MD6420 Equipos estándar

ENGINE
  • Metal turbo and exhaust manifold covers
  • Engine pre-lube
  • Additional filtration
  • Coolant conditioner

MAST
  • Up to 311 mm (121⁄4 in) hole diameter
  • Up to 39 009 kg (86,000 lb) rated capacity single cylinder pulldown/hoist system
  • Up to 41 347 kg (91,152 lb) bit load with one pipe in the drill string
  • Patented HOBO (Hydraulically Operated Break Out) wrench operated from the cab
  • Auto cable tensioning system
  • 30 degree angle drilling package and mast locks and lock/unlock indicator in cab
  • Winch system 1587 kg (3,500 lb) capacity

TOP DRIVE
  • Two (2) motors
  • Rotation speed 0-137 rpm
  • Torque up to 15 185 N·m (11,200 lbf-ft)

OPERATOR’S CAB
  • Integrated FOPS
  • Totally enclosed, insulated, two-man cab
  • Two (2) hinged doors with heavy duty freezer type door latch system
  • Ten (10) windows (safety glass, tinted)
  • Windshield wiper and washer kit
  • Ergonomic operator’s console with full instrumentation
  • Ergonomic operator’s seat with head and arm rests, retractable seat belt, air suspension mount
  • Electric over hydraulic drill functions
  • Auxiliary functions operated by fingertip toggle switches
  • More than 3 m2 (32.4 ft2) of floor space
  • Excellent visibility
  • dB(A) rating of 80 or less
  • Wall mounted air conditioner/heater/pressurizer, belt driven
  • Rubber shock-mounts to absorb vibration
  • Electric horn operated by push button in the cab

UNDERCARRIAGE
  • Crawler mounted, excavator type
  • 750 mm (29.5 in) triple grousers
  • Full length chain guides/rock guards

MAINFRAME, DECKS AND WALKWAYS
  • Rear deck is stationary during both angle and vertical drilling modes
  • Viewing hatch in rear deck, hydraulically operated from cab to help with spotting holes
  • Walkways around cab
  • Wide access ladder at the cab with platform in front and at the back of the cab
  • Four (4) hydraulic leveling jacks (122 cm/48 in)
  • Centralized lubrication system
  • Total 3217 L (850 gal) fuel tanks with isolation valves
  • Additional mast rests mounted on non-drill end
  • 4 × 8D maintenance free batteries

CAROUSEL
  • Hydraulically operated from the cab
  • No moveable parts
  • Automatic indexing

COOLING (SINGLE, FRONT-END MOUNTED)
  • Maximum ambient cooling capacity of 52° C (125° F)

HYDRAULIC SYSTEM
  • Two (2) variable displacement axial piston pumps, in closed loop system, that operate the drill rotation and tram functions
  • One (1) variable displacement axial piston pump, in open loop system on demand, that operates pulldown/hoist and all auxiliary functions
  • Double pump drive
  • Fan circuit pump
  • Dual filtration

DRILL ACCESSORIES (TRICONE/ROTARY)
  • Top sub adaptor
  • Roller deck bushing
  • Bit sub (229 cm/ 90 in S-S)
  • Horseshoe bushing
  • Bit basket
  • Lifting bail
  • Auto tool wrench (deck wrench)

DUST SYSTEM
  • See Optional Equipment and select the required system

PAINT
  • Standard Caterpillar colors

MISCELLANEOUS
  • Backup alarm
  • Filter kit for 50-hour preventive maintenance.
  • Seven (7) 60-watt LED lights for night drilling
  • Side walkways and handrails with side boarding ladder
  • Outside cab platform for easy access
  • Tool box, mounted under walkway (tools not included)
  • Lift lugs
  • Towing hooks (front end)
  • Battery disconnect

MD6420 Equipos opcionales

DEEP HOLE PACKAGE
  • Five (5) pipe capacity carousel, 12.19 m (40 ft) long drill pipe coupled to 244 cm (96 in) long bit sub for up to 75.3 m (247 ft) hole depth: – 194 mm (75⁄8 in) diameter, 12.19 m (40 ft) length S-S pipes, drill pipe not included – Single pass 14.3 m (47 ft) hole depth
  • Five (5) pipe capacity carousel, 12.19 m (40 ft) long drill pipe coupled to 244 cm (96 in) long bit sub for up to 75.3 m (247 ft) hole depth: – 219 mm (85⁄8 in) diameter, 12.19 m (40 ft) length S-S pipes, drill pipe not included – Single pass 14.3 m (47 ft) hole depth

DRILLING ACCESSORIES KIT FOR HAMMER DRILLING (in lieu of rotary drill accessories)
  • Heavy duty shock sub and adaptor, bit sub, two-piece table bushing, horseshoe bushing, lifting ball, bit basket, 113.5 L (30 gal) hammer oil injection system

DUST COLLECTION OPTIONS
  • Dust Collector 4500 Series
  • Water injection system for dust suppression with 1374 L (363 gal) tank mounted below front deck
  • Water injection system with 2271 L (600 gal) tank mounted on the top-deck (mounted in place of Dry Dust Collector)
  • Note: Dry Dust Collector and Water Injection on the same drill can be selected only with below deck tanks.

DRILLING
  • Drill pipe (see Drill Pipe Price List)
  • Two-piece split bushing
  • Rotary head RPM gauge, digital
  • Rotary torque control
  • Rotation speed 0-173 rpm
  • Rotary/hammer shock sub
  • Rock oiler injection system (for Tricone); 113.56 L (30 gal)
  • Pipe guide roller assembly mounted on drill deck (rear deck)
  • Dual purpose carousel (hammer – Tricone pipe rack/4-pod only)

FLUIDS
  • Fast fill fuel only
  • Fast fill full service center (fuel, hydraulic oil, coolant, engine oil)
  • Automatic lubrication system
  • Drilling pipe thread lube system, activated from inside the cab

SYSTEM PROTECTION
  • Additional loop filters between pumps and motors
  • Hydraulic diagnostic test station
  • Engine mounted stop
  • Ground level engine shutdown
  • Rotating beacons (one on mast crown, one on cab, one on front-end)

COLD WEATHER AIDS
  • Diesel fired heating system (self-contained heater for engine coolant, water, hydraulic oil, fuel) – runs during engine operation
  • Cab floor heater (electric fan with heater core utilizing engine coolant)

INDICATOR SYSTEMS
  • Jack retract indicators
  • Tram interlock, jacks (includes indicator)
  • Tram interlock, head-position
  • Pipe rack interlock
  • Filter indicators, centrally mounted in cab (hydraulic, compressor, air intake)

MISCELLANEOUS
  • Additional fuel tank 1374 liter (363 gal), under front end
  • 24 to 12 volt converter
  • Extra lighting package (five additional 60 watt LED lights)
  • Blowdown hose with nozzle
  • Hydraulic rear dust curtain lifting system
  • Hydraulic front dust curtain lifting system
  • Closed circuit camera system with two cameras for front and rear mounting and a monitor in cab
  • Radio AM/FM, CD player and USB port for iPod
  • Radio CB with antenna
  • XIR cab glass upgrade
  • Thermal double-pane glass upgrade
  • Cab window shades
  • Remote jump start terminals
  • Main drill window cage
  • Lanyard attachment – cable with traveling hook on mast, and personnel harness
  • Tram remote control (pendant/cable) for operation of tram controls from ground
  • Winch remote control (pendant/cable) for operation of winch while on rear deck
  • 24V to 110V or 220V AC invertor
  • 152 cm (60 in) leveling jacks (front end only)
  • Jib crane with pedestal control mounted on rear deck
  • Mechanical tool kit (reference TV014590)
  • Three-point harness kit for operator’s seat
  • Water injection flow meter
  • Cab manometer
  • Extreme hot weather lubricant upgrade (compressor oil)
  • Extreme hot weather lubricant upgrade (hydraulic oil)
  • Basic engine shut down timer
  • Cat EMS panel with Engine Data Link Connector
  • Mirror kit (includes three bolt-on mirrors)
  • Slope indicator mounted in cab to indicate forward and lateral angle
  • Hydraulic oil temperature gauge mounted in dash
  • Document holder mounted inside the cab

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