The 30M2 Continuous Miner

Customer Name 30M2 Overview %Heavy duty high power miner for mid-height seams %High productivity from efficient cutting and loading %Reliable design with easy maintenance %Components proven in world-wide applications %Cost-effective production

Customer Name 30M2 Continuous Miner

Customer Name 30M2 Key Specifications  Mining range: m (54” - 10’11”)  Total rated power: 560 kW (750 hp)  Rated power to cutter head: 373 kW (500 hp)  Max. conveyor capacity: >22 tonnes/min (>25 tpm)  Gross weight: 58,000 kg (128,000 lb)  Dust collector: up to 4.3 cu m/s (9,000 cfm)  Radio remote control

Customer Name 30M2 General Arrangement

Customer Name 30M2 Main Frame %Modular welded construction for strength and life %Center oil tank box structure with heavy side rails %Crawler frame subassemblies %Rear deck subassembly %Stabilizer shoe mounted at rear

Customer Name 30M2 Main Frame

Customer Name 30M2 Stabilizer Shoe

Customer Name 30M2 Cutter Head Assembly %373 kW (500 hp) rated power %Reliable all-gear drive (no chains) %Modular gear boxes facilitate maintenance %Removable cutter drums for ease of maintenance and repair %Main gear case has produced 3 Mio. tonnes (3.4 Mio. tons) without overhaul

Customer Name 30M2 Cutter Head Assembly

Customer Name 30M2 Cutter Head Drive

Customer Name 30M2 Cutter Head Input Gear Case

Customer Name 30M2 Cutter Head Final Drive Case

Customer Name 30M2 Cutter Head Pivot Detail

Customer Name 30M2 Cutter Head Installation

Customer Name 30M2 Gathering Head Assembly %High-rate CLA loading matches high cutting output %Twin 48 kW (65 hp) AC motors for high performance gathering and conveying %Modular gear boxes for ease of maintenance

Customer Name 30M2 Gathering Head Assembly

Customer Name 30M2 Gathering Head Input Gear Case

Customer Name 30M2 Gathering Head Gear Case

Customer Name 30M2 Gathering Head Footshaft and Drive Arrangement

Customer Name 30M2 Gathering Head Pivot and Clevis Detail

Customer Name 30M2 Gathering Head Installation

Customer Name 30M2 Conveyor Assembly %>22 tonnes per minute (>25 tpm) capacity matches high cutting and loading rates %Damped conveying deck reduces conveying noise levels %Double clevis swing pivot structure for strength and life %Full +/- 50 degree swing right and left for maneuverability

Customer Name 30M2 Conveyor Assembly

Customer Name 30M2 Intermediate Conveyor

Customer Name 30M2 Discharge Conveyor

Customer Name 30M2 Conveyor Swing Pivot Detail

Customer Name 30M2 Conveyor Chain Roller/Takeup Assembly

Customer Name 30M2 Conveyor Raise Pivot Detail

Customer Name 30M2 Conveyor Installation

Customer Name 30M2 Crawler Assemblies %Assemblies integral part of main frame for structural integrity %Each side carries traction drive gear case, 37 kW (50 hp) DC motor, crawler chain and chain takeup %Tram transformer in right side %Pump drive assembly in left side

Customer Name 30M2 Crawler Assemblies

Customer Name 30M2 Crawler Frame

Customer Name 30M2 Crawler Drive Assembly

Customer Name 30M2 Crawler Chain Takeup Housing Assembly

Customer Name 30M2 Crawler Chain Takeup Assembly

Customer Name 30M2 Crawler Chain

Customer Name 30M2 Hydraulic System %Low < 175 bar (< 2,500 psi) operating pressure, safer than high-pressure systems %Reliable 2-section gear pump %Main valve section dumped straight to tank when not used - less heat build-up %Large 300 litre (80 gal) oil tank %Avoids rapid oil recirculation %RH and LH return towers minimize flow distances and ensure through flow in tank

Customer Name 30M2 Hydraulic Schematic

Customer Name 30M2 Pump Drive

Customer Name 30M2 Hydraulics Suction Arrangement

Customer Name 30M2 Main Hydraulic Valve

Customer Name 30M2 Cutter Head Cylinder Double acting

Customer Name 30M2 Gathering Head Cylinder Single acting

Customer Name 30M2 Conveyor Raise Cylinder Three stage single acting

Customer Name 30M2 Conveyor Swing Cylinder Double acting

Customer Name 30M2 Stabilizer Shoe Cylinder Double acting

Customer Name 30M2 Electrical System %8 motors dedicated to specific functions %Simple state-of-the-art design %Radio control system %Maximizes solid state logic for high reliability %Minimizes use of electromechanical devices for high reliability %Multiplexes signals to reduce control cables

Customer Name 30M2 Electrical System %Microprocessor provides system diagnostics to aid troubleshooting and maintenance %On-board LEDs display parameters %Stores short-term histories of critical machine parameters %Can be expanded for long-term data logging

Customer Name 30M2 Electrical Schematic Power

Customer Name 30M2 Electrical Schematic Control

Customer Name 30M2 Electrical Components

Customer Name 30M2 Electric Motor Summary

Customer Name 30M2 Electrical Control Case Swinging panel not shown

Customer Name 30M2 Electrical Control Case Swinging Panel

Customer Name 30M2 Tram Transformer Rating 995VAC

Customer Name 30M2 Electrical System Switch and Meter Box

Customer Name 30M2 Electrical Auxiliary Box Headlights, methane monitor, connections

Customer Name 30M2 Radio Logic Diagram

Customer Name 30M2 Radio Transmitter

Customer Name 30M2 Water System %Water sprays for dust control and dust collector %Cooling of certain electrical components %Wash-down hoses on both sides of miner %Emergency fire suppression

Customer Name 30M2 Water System Dust Spray Arrangement

Customer Name 30M2 Water System Schematic Cooling, dust sprays, wash down

Customer Name 30M2 Water System Deluge Fire Spray Arrangement

Customer Name 30M2 Water System Schematic Deluge Fire Spray

Customer Name 30M2 Hydraulic System %Low < 175 bar (< 2,500 psi) operating pressure, safer than high-pressure systems %Reliable 2-section gear pump %Main valve section dumped straight to tank when not used - less heat build-up %Large 300 litre (80 gal) oil tank %Avoids rapid oil recirculation %RH and LH return towers minimize flow distances and ensure through flow in tank

Customer Name 30M2 Dust Collector Options Single dust collector, front crossover

Customer Name 30M2 Dust Collector Options Single dust collector, front & rear crossovers

Customer Name 30M2 Dust Collector Options Dual dust collectors

Customer Name 30M2 Dust Collector Assembly

Customer Name 30M2 Dust Collector Rear Crossover Assembly with Single dust collector

Customer Name 30M2 Dust Collector Rear Crossover Assembly with Dual dust collector

Customer Name 30M2 Continuous Miner

Customer Name 30M2 Miner Summary  560kw + 57,000kg (750hp + 125,000lb) = High Productivity %Modular all-gear drives facilitate maintenance and replacement %Radio control enhances safety and aids troubleshooting %The best dust collector in the world %Cost effective mid-seam production