Cat® MD5050T Track Drill Specifications General Data Hole diameter Hole depth Compressor HPR4519 rock drill 102 mm (4.0 in) 31 m (102.5 ft) 7 m3/min (250 cfm) 19 kW (25 hp) Rock Drill HPR4519 Output power Weight Percussion pressure Blow rate Rotation speed Rotation torque Drill steel Optional rock drill HPR5123 Optional drill steel 19 kW (25 hp) 300 kg (660 lb) Up to 200 bar (2,900 psi) 2,500-2,700 bpm 240 rpm 908 Nm (670 ft-lb) 38 mm & 45 mm 23 kW (31 hp) 51 mm Feed System Feed extension .91 m (3 ft) Optional channel UFH16 feed for 6.1 m (20 ft) starter steel and ability to use rod changer with 3.66 m (12 ft) or 4.27 m (14 ft) change Adjustable wear pads Drill steel thread lubrication Cylinder/cable arrangement Feed swing 36˚ left 37˚ right Feed dump 139˚ (from 0˚ off boom)` Boom Specifications - Telescopic Boom up 36˚ Boom down 29˚ Boom length 2.9 m (9.5 ft) Boom swing angle 360˚ Boom extension 1.2 m (4 ft) Feed swing 36˚ left 37˚ right Feed dump 139˚ (from 10˚ off boom) Optional Knuckle Boom Total reach 5.87 m (19 ft 3 in) Rod Changers Carousel (standard) Qty. x length 6 rods x 3.66 m (12 ft) or 6 rods x 4.27 m (14 ft), 45mm or 51 mm steel SmartDrill Drilling System Operator-selected smooth, dependent, proportional control system for all drilling functions Minimizes overfeeding Anti-plug Anti-plunge Anti-jam

Track Drills—MD5050T Shipping Dimensions Length Width Height Weight with cab 11.4 m (37.3 ft) 2.7 m (8.7 ft) 3.5 m (11.5 ft) 15 512 kg (34,200 lb) Power Unit Tier III Isuzu® 4HK 4-cylinder inline turbocharged, water-cooled, direct injection, 150 kW (203 hp) at 2,100 rpm 28,000 series gearbox Complete enclosure with lockable doors Dual-element air filters with indicators Engine oil sump 35˚ Fuel tank 303 l (80 gal) Fuel capacity Over 13 hours Air Compressor Rotary screw-type compressor 118 l/sec (250 cfm) maximum 10 bar (150 psi) maximum Dual-element air filters with indicators Auxiliary air hook-up...

<80 dB(A) noise level inside cab Model 320 heater/air conditioner Comfortable adjustable seat Washer and wipers for window Turntable with 360° travel 312 Excavator with 315 Slew Triple grousers Hydraulically released spring-applied brakes Standard rock guards Ground pressure (with cab) Ground contact length Speed, maximum Ground clearance Track gauge Drill hammer Drill rotation Drill feed Remote control box with 6.1m (20 ft) tether cord Boom and feed positioning Electronics display Drill hour meter Fuel gauge Engine-oil pressure Engine-water temperature Compressor discharge temperature Shutdown...

Track Drills—MD5050T For more complete information on Cat products, dealer services, and industry solutions, visit us on the web at mining.cat.com and www.cat.com © 2011 Caterpillar Inc. All rights reserved CAT, CATERPILLAR, their respective logos, “Caterpillar Yellow” and the “Power Edge” trade dress, as well as corporate and product identity used herein, are trademarks of Caterpillar and may not be used without permission. AEHQ6530