ZEGA D490A Integrated DTH Surface Drill Rig

Technical specifications
Hole range: φ 190 ‒ 254 mm
Recommended DTH hammer size: 8”Optional 7”/10”
Drill pipe handling capacity: 2+1
Drill pipe OD: 140 mmOptional 127 mm
Diesel engine:Cummins QSM15-77C
Drill pipe length: 9 m
Maximum hole depth with Auto handling: 27 m
Hydraulic motor driven rotary head
Rotation speed: 0 - 70 rpm
Maximum torque: 6,500 N.m
Rated power: 563 kW ( 765 hp )
Emission standard: China 
Fuel tank
Capacity: 1300 L
Air compressor: ZHIGAO ZGDA184
Maximum working pressure: 25 bar
Capacity FAD: 38 m3 / min
Boom type
Heavy duty double boom
Feed beam:High strength aluminum alloy
Hydraulic motor-chain feeding
Total length: 14,400 mm
Travel length: 9,674 mm
Feed extension: 1,300 mm
Feeding rate: 0.83 m / s
Maximum feeding force: 75 kN
Maximum pull up force: 75 kN
Track frame:with oscillation cylinders
Maximum Tramming speed: 2.5 km / h
Maximum Traction force: 220 kN
Slope climbing ability: 25°
Track frame oscillation angle: ± 8°
Ground clearance: 470 mm
Transport dimensionsw/o options),approx.
Weight: 38,940 kg
Length: 14,400 mm
Width: 3,254 mm
Height: 3,724 mm

 

Standard configuration
Cummins engine QSM15-77C /  Power 563 kW
Dual Stage Screw Compressor / 38 m3 / min @ 25 bar
Cooling system up to 50  ambient temperature
Automatic drill pipe handling system
Retractable dust hood for hole collaring accuracy
Dust pre-separator
Dry dust collector with filter element automatic continuous cleaning
Hydraulic motor driven rotary head
Feed beam extension compensation mechanism
High strength aluminum alloy feed beam
DTH hammer lubricator
Floating hose reel and follower
Safety cab with air conditioning/ heating, rear view mirrors and multi-angle adjustable operator seat, etc.
Noise level ≤ 80 dB (A), ergonomic designed operating joystick on the armrest of the seat
Dual-speed hydraulic tramming motor
Heavy-duty track frame with triple-grouser shoes
Hydraulic drill pipe guide and break-out mechanical arm
Fuel saving ( automatic unloading during impact pressure idling, automatic engine rpm control, etc.)
Backup alarm
Working lights
Automatic emergency shut-down
Manual pump for hydraulic oil refill with filter
Hydraulic drill pipe clamp
Auto anti-jamming system
Electrical pump for fuel refill
Rotary head floating sub
Drill body top guardrail
Automatic reverse blowing air filter
Water-mist dust collection system
Remote intelligent management system
Drill rig top guardrail

 

Optional equipment
High altitude package
Cold weather kit
Centralized Lubrication System
Hole Depth Gauge

 

 

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