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Edition 47 3-3
3
Rotary Drills
MODEL Hole Diameter Hole Depth
Air Compressor
Engine
MD6290
8 m
10 m
11 m
• Up to 251 mm
(9.875 in)
• Depth single-pass (8 m mast) —
Up to 8.6 m
(28 ft 2 in)
• Depth multi-pass — Up to 45.1 m
(148 ft)
• Depth single-pass (10 m mast) —
Up to 10.1 m
(33 ft 2 in)
• Depth multi-pass — Up to 52.7 m
(173 ft)
• Depth single-pass (11 m mast) —
Up to 11 m
(36 ft)
• Depth multi-pass — Up to 32.3 m
(106 ft)
• 30 m3/min
(1050 ft3/min)
8.6 bar
(125 psi)
• 35.4 m
3
/min
(1250 ft
3
/min)
@ 8.6 bar
(125 psi)
• 48 m
3
/min
(1700 ft
3
/min)
8.6 bar
(125 psi)
• 33 m
3
/min
(1150 ft
3
/min)
10.3/24.1 bar
(150/350 psi)
• 38 m
3
/min
(1350 ft
3
/min)
10.3/24.1 bar
(150/350 psi)
• 43 m
3
/min
(1500 ft
3
/min)
10.3/24.1 bar
(150/350 psi)
• C15 ACERT™**
403 kW
(540 hp)
at 2100 RPM
• C27 ACERT*
597 kW
(800 hp)
at 2100 RPM
• C27 ACERT*
652 kW
(875 hp)
at 2100 RPM
MD6420C
10 m
13 m
16 m
• Up to 279 mm
(11 in)
• Depth single pass (10 m mast) —
Up to 10.29 m
(33 ft 9 in)
• Depth multi-pass — Up to 63.40 m
(208 ft)
• Depth single pass (13 m mast) —
Up to 13.4 m
(44 ft)
• Depth multi-pass — Up to 74.4 m
(244 ft)
• Depth single pass (16 m mast) —
Up to 16.46 m
(54 ft)
• Depth multi-pass — Up to 65.2 m
(214 ft)
• 56.6 m3/min
(2000 ft3/min)
6.9 bar
(100 psi)
• 73.6 m3/min
(2600 ft3/min)
6.9 bar
(100 psi)
• 42.5 m3/min
(1500 ft3/min)
34.4 bar
(500 psi)
• C32 Tier 2
680 kW
(912 hp)
at 1800 RPM
• C32*
775 kW
(1039 hp)
at 1800 RPM
MD6540C
16 m
20 m
• Up to 349 mm
(13.75 in)
• Depth single-pass (16 m mast) —
Up to 16.15 m
(53 ft)
• Depth multi-pass — Up to 84.91 m
(275.3 ft)
• Depth single pass (20 m mast)
• Depth multi-pass — Up to 65.7 m
(215.6 ft)
• 102 m3/min
(3600 ft3/min)
6.9 bar
(100 psi)
• Cat 3512*
956.7 kW
(1283 hp)
at 1800 RPM
MD6640
19 m
21 m
• Up to 406 mm
(16 in)
• Depth single-pass — 19.81 m
(65 ft)
• Depth multi-pass — Up to 39.6 m
(130 ft)
• Depth single-pass — 21.3 m
(70 ft)
• Depth multi-pass — Up to 42.7 m
(140 ft)
• 85 m3/min
(3000 ft3/min)
4.5 bar
(65 psi)
• 107.6 m
3
/min
(3800 ft
3
/min)
4.5 bar
(65 psi)
• AC Induction Motor
• Dual Shaft
• 447 kW
(600 hp)
• 597 kW
(800 hp)
• 4160V/7200V — 60 Hz
• 6600/7200V — 60 Hz
• 5500V — 50 Hz
• 6600/7200V — 50 Hz
• 7200V — 50 Hz
*
*This product meets Tier 2 equivalent emission standards.
**This product meets Tier 3, Stage IIIA, and Japan 2006 (Tier 3) equivalent emission standards.
Product Line Chart