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Boomer M1 L: Face drilling rig

Atlas Copco Mining Technique

800 732 6762

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The Boomer M1 L is a very robust, hydraulic face drilling rig suitable for low- medium height applications with cross sections up to 36 m2. The rig is equipped with a direct control system (DCS) that is robust and reliable. The Boomer M1 L has a strong BUT 29 boom and a COP rock drill for optimized productivity. Minimum tramming height: 2 200 mm.


Features & benefits

  • Extremely robust and articulated carrier for fast tramming and easy maneuvering in narrow tunnels and drifts.
  • Low-emission turbo diesel engine combining low environmental impact with fast and powerful performance.
  • Large operator cabin offers excellent ergonomics and safety.
  • COP 1638HD+ or COP 1838HD+ rock drill for a variety of rock conditions, both equipped with a dual-damping system for maximum consumable life.

Technical specifications



Technical data

Air system
Capacity, max11.7 l/s at 7 bar
Air pressure gaugeYes
Boom
Number of booms1
BoomBUT 29
Boom extension, max57.09 inch
Feed extension, max49.21 inch
Feed roll-over360˚
Lifting angle, max+ 65˚/-30˚
Parallel holdingComplete
Swinging angle, max± 35˚
Weight, boom only3858.08 lbs
Carrier
Cabin, FOPS-approved, noise level <85 dB(A)Yes
Fixed seat for operatingYes
Fixed seat for trammingYes
Air conditioning unit, with heating functionYes
EngineDeutz 4-cylinder, TCD 3.6 L4, (Tier 4i/Stage IIIB)
Power rating80 kW at 2200 rpm
Torque520 Nm at 1600 rpm
Articulated steering±40˚ steering angle
All-wheel driveYes
Hydrostatic power steering systemYes
TransmissionHydrostatic
Axle, frontDana 123
Axle, rearDana 123, ±7° oscillation
Differential lock on front axleAutomatic
Tires 12.00xR24
Clearance outside axles15˚
Hydraulic jacks, front2 extendable
Hydraulic jacks, rear2
Service brakes2 separate circuits
Emergency and parking brakesSAHR
Fuel tank, volume29 gal
Exhaust catalyserYes
SilencerYes
Electrical system24 Volt
Batteries2x12 V 70 Ah
Tramming lights8x40 W LED, 24 V DC
Working lights4x35 W HID, 24 V DC
Brake lightsYes
Fire extinguisherYes
Spirit levelOne for longitudinal and one for sideways
Gradeability at max. load on drive wheels0,0444444444444444
HornYes
BeaconYes
Reverse alarmYes
12 V outletOptional
Rock drill lubrication warning kitYes
Control system
Control systemDirect Control System, DCS
Dimensions and weight
Width94.49 inch
Height with cabin70.87 inch
Length13570 mm with BMH 2837 feed
Ground clearance14.76 inch
Turning radius, outer257.87 inch
Turning radius, inner149.61 inch
Electrical system
Total installed power59 kW
Main motors1x55 kW
Voltage380-1000 V
Frequency50-60 Hz
Starting methodstar/delta (380–690 V) direct (1,000 V)
Overload protection for electric motorsThermal
Percussion hour meterYes
Digital volt/amperage meter in electrical cabinetYes
Phase sequence indicatorYes
Earth fault indicatorYes
Battery chargerYes
Power supply24 V DC
Transformer4 kVA
Cable reel, diameter1300 mm
Dual controls for cable reelYes
Hydraulic system
Hydraulic pumps1 unit
Pumps unloaded at startYes
Hydraulic oil tank volume38.3 gal
Low oil level indicatorYes
Oil temperature gauge on oil tankYes
Electrical oil filling pumpYes
Oil filter indicatorYes
Filtration16 µm
Hydraulic oilMineral
Operator control panel1
Water system
Water booster pumpHydraulic, Flygt
Capacity, max66 l/min at 12 bar
Water inlet pressure, min2 bar
Water flow guardYes
Noise and vibration
Operator sound pressure level in cabin, drilling, free field (ISO 11201)75± 3 dB(A) re 20uPa
Operator sound pressure level working close to machine, drilling, free field104±6 dB(A) re 20uPa 2
Sound power level (ISO 3744), drilling, free field128 dB(A) re 1pW
Vibration levels seated, drilling (ISO 2631-1)0.07±0.07 m/s^2
Rock drill
Rock drillCOP 1638HD+, COP 1838HD+

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Atlas Copco Mining Technique

800 732 6762

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