Quality ■ Quality management ISO 9001 ■ Environmental Management ISO 14001 ■ High consistent quality through continuous investment in personnel, design and manufacturing systems and processes Reliability and Durability ■ Robust structural design developed from field experience and finite element analysis Undercarriage ■ Big diameter rollers, idlers and sprockets ■ Large surface area and extensive precision hardening reduce track wear ■ Hardened track link pin bores Productivity ■ Powerful digging forces ■ Ease of bucket filling ■ Proven bucket design ■ All cylinders mounted in the shadow of the attachment for protection ■ Buckets and wear packages to suit all material densities and properties Advanced Hydraulics ■ Precise control ■ Comprehensive monitored filtration ■ Simple open circuit hydraulic system with high efficiency swing out oil coolers Large Comfortable Cab ■ Gives full shift comfort ■ Komatsu low noise cab on multiple viscous mounts for reduced noise and vibration ■ Large volume cab with large scale front window ■ Comprehensive climate control with pressurized filtered air ventilation and air conditioning ■ High specification multi-adjustable air suspension seat ■ Well elevated operator position giving good all round view Powerful Diesel Engine ■ Komatsu SDA16V160E-2 engine Tier 2 certified, Rated 1400 kW / 1875 HP at 1800 rpm ■ Electronic engine management ■ Low engine emission levels meet EPA regulations ■ Time saving Engine Oil Management System; Centinel, Engine Reserve Oil Supply and Eliminator Oil Filter system Easy Maintenance ■ Simple, common-sense design provides easy access to all major components ■ Generous access to all major service points from machinery house floor level ■ Enclosed, walk-in machinery house with partition wall separating engine from pump area ■ Automatic central lubrication ■ KOMTRAX Plus electronic monitoring system providing real time information about the operating status of the machine ■ Ground-level access to hydraulically powered swing down service arm with Wiggins connections KOMTRAX^® equipped machines can send location, SMR and operation maps to a secure website utilizing wireless technology. Machines also relay error codes, cautions, maintenance items, fuel levels, and much more.

Diesel Drive

Model		Komatsu SDA16V160E-2 Tier 2
Type		Water-cooled, 4-cycle, direct injection
Aspiration		Turbocharged and aftercooled
Number of cylinders		16
Rated power (SAE 1995/J1349) @ 1800 rpm	1,875 HP	1400 kW
Governor		All-speed, electronic

Hydraulic System

Rated flow (total output)	1,096 U.S. gpm	4140 ltr/min
Relief valve setting	4,495 psi	310 bar
Swing flow rate	420 U.S. gpm	1590 ltr/min
High pressure in line filters one per pump located at the valve blocks		200 microns
Full flow return line filters (5 double) at head of hydraulic tank		10 microns
Case drain return line filters (one double element)		3 microns

Travel and Brake System

Travel control		2 foot pedals
Gradeability		Up to 50%
Travel speed (maximum)	1.3 mph	2.1 km/h
Service brake		Hydraulic brake
Parking brake		Wet multiple-disc brake

Swing System

Hydraulic motors and drives		2
Swing brake, service		Hydraulic brake
Swing brake, parking		Wet multiple-disc
Swing ring teeth		External
Swing speed (maximum)		4.0 rpm

Undercarriage

Center frame		H-type
Track frame		Steel box-section

Crawler Assembly

Track adjustment		Automatic hydraulic type
Number of track shoes (each side)		49
Number of top rollers (each side)		3
Number of bottom rollers (each side)		7

Electrical System (Diesel Version)

System		24 V
Batteries (series/parallel)		2 x 3 x 12 V
Alternator		260 A
Standard working lights		14 Xenon lights
Standard service lights		throughout platform

Electrical System (Electric Version)

System		24 V
Batteries (series/parallel)		2 x 2 x 12 V
Standard working lights		14 Xenon lights
Standard service lights		throughout platform

Electric Drive

Type		Squirrel-cage induction motor
Power output		1350 kW
Voltage		6,000 – 7,200 V*
Amperage (approximate)		145 A – 120 A
Start-up		Soft start
Frequency standard		60 Hz @ 1800 rpm
Frequency option		50 Hz @ 1500 rpm
*Other voltages available on request.

Automatic Centralized Lubrication

Hydraulic oil tank	1,030 U.S. gal	3900 ltr
Hydraulic system	1,559 U.S. gal	5900 ltr
Fuel	1,691 U.S. gal	6400 ltr
Engine coolant	125 U.S. gal	475 ltr
Engine oil (sump)	77 U.S. gal	290 ltr
Centinel engine oil make up tank	122 U.S. gal	460 ltr

Service Refill Capacities

Hydraulic oil tank	1,030 U.S. gal	3900 ltr
Hydraulic system	1,559 U.S. gal	5900 ltr
Fuel	1,691 U.S. gal	6400 ltr
Engine coolant	125 U.S. gal	475 ltr
Engine oil (sump)	77 U.S. gal	290 ltr
Centinel engine oil make up tank	122 U.S. gal	460 ltr

Operator Cab

Cab engineering standards are:
• ISO 3449 Falling Objects Protection Structure (FOPS Level II)
• ISO 6396 Noise in operator’s cab is 75 dB(A)
• ISO 2631-1 Whole body vibration and shock below 0.5 m/s²
• ISO 5349-1 Hand-lever vibration lower 2.5 m/s²
• ISO 10263-4 Heating and air conditioning second heater and air conditioner as option

Vehicle Monitoring System

Shoe Width:	Operating Weight:	Ground Pressure:
47'' / 1200 mm backhoe	869,200 lb / 394 t	31.3 psi / 21.6 N/cm²
59'' / 1500 mm backhoe	879,800 lb / 399 t	25.4 psi / 17.5 N/cm²

Operating Weights (approximate)

Shoe Width:	Operating Weight:	Ground Pressure:
47'' / 1200 mm backhoe	869,200 lb / 394 t	31.3 psi / 21.6 N/cm²
59'' / 1500 mm backhoe	879,800 lb / 399 t	25.4 psi / 17.5 N/cm²