MINING EXCAVATOR OPERATING WEIGHT: RATED POWER: 810 kW (1,086 hp)

MINING EXCAVATOR RELIABLE PERFORMANCE. NO EXCUSES. EXCAVATOR FOCUSED. It’s no coincidence that over one-third of all hydraulic mining excavators working across the world are Hitachi. All of our excavators, like the EX1900-6, are engineered to give you efficiency, reliability and durability for all kinds of jobs. You get strong horsepower, efficient engines, comfortable cabs, advanced hydraulics, tough frames, powerful arm and bucket-digging forces and more. When you choose the EX1900-6, you get a… WORLD-CLASS MINING EXCAVATOR.

Bucket Passes to Dump Trucks Truck Nominal Payload Bucket Capacity Passes to Fill

TACKLE YOUR TOUGHEST JOBS.MAJOR PRODUCTION. The EXI900-6 is built to tackle your tough jobs. A fuel-efficient, Cummins QSKTA38-CE engine provides powerful performance with an Engine-Pump Control (E-P Control) system that efficiently adjusts power to your load demand. The advanced hydraulic system tops the industry for smooth, efficient combined operations of the front attachment and swing, delivering quick cycle times. This system, combined with the Hitachi-patented auto-leveling mechanism and large bucket capacities, contributes to efficient production. The EX1900-6 pairs well with the EH1700-3...

MINING EXCAVATOR TOUGHNESS BUILT IN. DOWNTIME TOSSED OUT. OUTPERFORM. OUTLAST. The EX1900-6 is designed and built with strength you can count on. Toughness is built-in with the rigid box design and integrated cast steel structures into the center track frame. High-mounted travel motors are guarded against rock damage, and a strategically positioned oil cooler is designed to give you more uptime. Add it all up, and the EX1900-6 is… Integral cast steel n The rigid box design resists bending and twisting forces, giving you stability and strength on any job. n High-mounted compact travel motors are...

■ The sturdy cab protects operators from falling objects. The cab’s top guard meets OPG Level II (ISO) standards. The entire cab sits on a package of fluid-filled elastic mounts that absorb vibration for a more comfortable ride. ■ The six-meter high, forward-sloping cab provides a clear view of the work site - even when loading trucks. ■ The air suspension, multiposition seat can be customized to the operator’s needs and adjusted according to operator weight. ■ The well-insulated, pressurized cab keeps out dust and is air conditioned.

COMFORTABLE CAB, EXTENDED PRODUCTIVITY. SAFE AND EFFICIENT SPACE. The EX1900-6 cab is designed to keep operators as comfortable, efficient and productive as possible. The well-insulated, pressurized cab keeps dust out while maintaining a comfortable temperature thanks to a highly efficient heating/air conditioning system. Operators of all sizes have plenty of legroom and storage space with the cab’s ergonomic design, which helps operators stay productive even on long work shifts. With the EX1900-6, you get… MORE COMFORT, MORE PRODUCTIVITY. n Electric joystick control levers provide precise and...

MINING EXCAVATOR HIGHER UPTIME, LOWER OPERATING COSTS. MINIMIZE MAINTENANCE. When it comes to maintenance, the EX1900-6 provides big advantages. The simple servicing, inspection and cleaning of the EX1900-6 reduces costs and allows you to focus on finishing jobs. This excavator features easy-to-check sight gauges and fluid reservoirs, quick-change remote-mounted filters, advanced self-diagnostics and extended filter replacement intervals. When you’re operating an EX1900-6, you save time and money while getting… MORE PRODUCTIVITY. LESS MAINTENANCE. n Optional folding stairs with wide steps allow...

■ Located at the center of the machine, a wide-open service area gives you access to the engine as well as hydraulic and electrical systems. ■ An ejector automatically expels dust from the air cleaner, giving you one less maintenance task. ■ The compartment floor slides down to lower a grease drum can for quick replacement. ■ The auto-lubrication system for the front joint pins and swing circle saves you time.

MINING EXCAVATOR

WHAT YOU NEED, WHEN YOU NEED IT. QUICK SUPPORT. NO HASSLE. At Hitachi, we specialize in excavators and trucks. So you can count on us to respond rapidly when you need support. You’ll get the parts you need, the service you want and the customer support you deserve. We stand behind you with a strong dealer network; a skilled factory support team; trained mechanics; and one of the best, most comprehensive warranty and maintenance programs available. We focus on supporting you and... YOUR BOTTOM LINE. ■ Information Center, Hitachi Construction Machinery ■ Antenna (GPRS) ; or Satellite (optional)...

MINING EXCAVATOR ILLUSTRATIONS SHOW DIESEL ENGINE MACHINE 5400 mm (17 ft. 8 in.) 5620 mm (18 ft. 5 in.) Diesel Engine EXI900-6 Electric Motor EXI900E-6 Manufacturer and Model Cummins QSKTA38-CE Manufacturer and Model HITACHI TFOA-KK Type 4 cycle Type High voltage, three-phase, squirrel cage induction motor, totally enclosed air-to-air-cooled (TEAAC). Aspiration Water-cooled, 12-cylinder, turbocharged and Rating Computer-Aided Engine-Pump Control System (E-P Control) Main pumps regulated by electric engine speed sensing control system. Optimum Hydraulic System...

Cylinder Dimensions (Backhoe) Full-flow filter High-pressure strainer (in main and swing pump line) Drain filter (for all plunger-type pumps and motors) Bypass filter (in oil cooler by-pass line) Pilot filter All hydraulic circuits have high-quality hydraulic filters for protection against oil contamination and longer life of hydraulic components. Filters are centralized for convenient maintenance. Quantity 3 10 pm Two Implement Levers Electric joystick control levers. Right lever is for boom and bucket control, left lever for swing and arm control. 2 pedals provided for opening/closing the...

MINING EXCAVATOR DECK MACHINERY FOR DIESEL ENGINE MACHINE DECK MACHINERY FOR ELECTRIC MOTOR MACHINE Deep, full-reinforced box section. Heavy-gauge steel plates used for ruggedness. Deck Machinery Maintenance accessibility is the major feature in the layout of deck machinery. Sidewalks provide easy access to engine, hydraulic, and electrical components. 1 Engine 2 Pump-Drive Unit 3 Hydraulic Pump x 6 (3 pump groups) 4 Hydraulic Oil Cooling-Fan Motor 5 Hydraulic Oil Cooler 6 Engine Radiator 7 LTA Radiator 8 Fuel Cooler 9 Transmission Pump Oil Cooler 10 Engine-Pump Bulkhead 11 Control Valve x 3 12...