KOMATSU

	Industry Heavy machinery Founded Jan 1917 (Komatsu Iron Works) Headquarters Tokyo, Japan Key people Kunio Noji (President and CEO) Kenji Kinoshita (Director and CFO) Products Construction equipment Mining equipment Industrial machinery Revenue ¥1432 billion (FY2010) Operating income ¥67 billion (FY2010) Net income ¥33.6 billion (FY2010) Employees 38,518 (Consolidated) Website www.komatsu.com
	Product Model PD220Y-1 PD220YS 　 ENGINE Model  Cummins NT-855-C280 Type  Four-stroke, turbocharged vertical Flywheel power (kW) 162  Rated speed (r/min) 1850  Number of cylinders-bore×stroke (mm) 6-139.7×152.4 Starting method  Starting motor 24V 11kW Battery 24V (12V×2)-195AH Air cleaner  Dry horizontal type with precleaner  TRANSMISSION SYSTEM Torque converter  3-element, single-stage, single phase  Transmission 　 Planetary gear, multiple-disc clutch, hydraulic  actuated, forced lubrication by gear pump, 3 forward  speeds and 3 reverse speeds. Bevel gear Spiral bevel gear, Splash lubricated  Steering clutch 　 Wet, Multiple disc，clutch, Spring loaded,  hydraulically actuated  Steering brake Wet, band brake, operated with hydraulic  booster and valve inner  linkage Final drive Spur gear, double reduction, splash lubrication UNDER CARRIAGE Sprocket  Segmented  Number of track shoes (each side)  6 (4 single, 2 double)  Track tension Hydraulic adjusted Floating seals are used in all track rollers,carrier rollers,sprocket and front idlers  TRAVEL SPEED (km/h) 1st 2nd 3rd  Forward 3.6 6.5 11.2  Reverse 4.3 7.7 13.2 TRACK Type  Sealed single grouse  Track pitch (mm) 216 216  Track width (mm) 560 945 Number of track shoes (each side) 38 45 Length of track on ground (mm) 2730 3490 Ground clearance (mm) 405 450 Ground pressure (Mpa) ≤0.078 ≤0.038 Track gauge (mm) 2000 2250 HYDRAULIC SYSTEM OF WORK EQUIPMENT  Working pressure (Mpa) 13.7 Rated delivery (L/min) (2000r/min) 257 Pump CBT3160 CBT3160 gear pump  Control valve Hand-operated plunger servo controlling Valve position Raise, Hold, Lower, Float Cylinder,Boro×Rod×Stroke (mm) Φ120×Φ70×1054 Φ120×Φ70×1293    WORK EQUIPMENT Blade type  Straight tilt blade 　 Width×Height (mm) 3725×1315 4365×1260 Max.lift above ground (mm) 1210 1350 Max.drop below ground (mm) 540 500 Pitch adjustment (°) 55 55°30’ Bit lifting speed (m/s) ≥0.35 ≥0.35  Gradeability (°) 30 30  Max.tilt (mm) 735 500 Dimensions Length×Width×Height (mm)  5700×3725×3575 6061×4365×3611 Weight (kg) 25500 26000
	KOMATSU-930E-4 design design   back design-(up) front design-(down)     ENEGINE Make and model Komatsu SSDA16V160* Fuel Diesel Number of cylinders 16 Operating cycle 4 cycle **Rated brake power @ 1900 rpm        2,700 HP 2014 kW ***Flywheel power @ 1900 rpm 2,550 HP 1902 kW Weight (wet) 21,182 lb 9608 kg * Tier 2 emissions compliant. Tier 1 emissions engine is optional outside of North America. ** Rated brake power is the output of the engine as installed in this machine, at governed rpm and with engine manufacturer’s approved fuel setting. Accessory losses included are water pump, fuel pump and oil pump ***Flywheel power is the rated power at the engine flywheel minus the average accessory losses. Accessories include fan and charging alternator. Rating(s) represent gross engine performance accordance with SAE J1349 conditions. TYRES & RIMS Rock service, tubeless, radial tires Standard tire* 53/80 R63 Taper lock, five (5) piece rim 36'' x 63'' x 5.0'' / 914 mm x 1600 mm x 127 mm rim assembly. Rims rated at 758 kPa 110 psi cold inflation pressure. Typical tire weight 57,600 lb 26127 kg Weight Distribution Empty vehicle weight (wet, 100% fuel, no options, std Komatsu body, std tires): Front axle / 47% 219,826 lb 99711 kg Rear axle / 53% 243,557 lb 110476 kg Total EVW 463,383 lb 210187 kg Gross vehicle weight (Nominal): Front axle / 33% 365,201 lb 165651 kg Rear axle / 67% 741,469 lb 336323 kg Total 1,106,670 lb 501974 kg Nominal payload* 643,287 lb 291790 kg 320 U.S. ton *Nominal payload is defined by Komatsu America Corp. payload policy documentation. In general, the nominal payload must be adjusted for the specific vehicle configuration and site application. The figures above are provided for basic product description purposes. Please contact your Komatsu distributor for specific application requirements. BRAKING Service brakes: oil-cooled, hydraulic-actuated, multiple disc brakes at each wheel. Traction system wheel slip/slide control. Max. service apply pressure 2500 psi 17237 kPa Total friction area per brake 15,038 in² 97025 cm² Emergency brakes Automatically applied prior to hydraulic system pressure dropping below level required to meet secondary stopping requirements. Wheel brake locks Switch activated Parking brakes Multiple disc, spring-applied, hydraulically-released, dry brakes on inboard end of each wheel motor rotor shaft. Rated to hold on ±15% grade @ maximum gross vehicle weight. Electric dynamic retarder: Max 5400 hp 4026 kW Continuous 3300 hp 2460 kW