Komatsu PC1250-8R Base

Specifications of Komatsu PC1250-8R Base

Engine

• (SAE J1995) Gross 514 kW 688 HP
• Aspiration Turbocharged, aftercooled
• Bore 170 mm 6.69"
• Engine Model Komatsu SAA6D170E-5
• Governor All-speed, electronic
• No. of cylinders 6
• Piston displacement . 23.15 ltr 1413 in
• Stroke 170 mm 6.69"
• Type 4-cycle, water-cooled, direct injection

Service Refill Capacities

• Engine 86 ltr 22.7 U.S. gal
• Final drive, each side 21 ltr 5.5 U.S. gal
• Fuel Tank 1360 ltr 359.3 U.S. gal
• Hydraulic Tank 670 ltr 177.0 U.S. gal
• Radiator 142 ltr 37.5 U.S. gal
• Swing drive. 20.0 x 2 ltr 5.3 x 2 U.S. gal

Hydraulic System

• Main pump: Variable-capacity piston pumps
• Maximum flow. 2 x 494 ltr/min 2 x 130.5 U.S. gpm
• Swing 1 x axial piston motor with swing holding brake
• Travel 2 x axial piston motor with parking brake
• Type Open-center load-sensing system Number of selectable working mode

Brakes

• Service Hydraulic lock

Undercarriage

• No. of carrier rollers 8 each side
• No. of shoes 48 each side
• No. of track rollers 3 each side
• Seal of track Sealed
• Track adjuster Hydraulic
• Track frame Box section type

WEIGHT

• Ground Pressure 136 kPa
• Operating Weight 106500 kg

SWING SYSTEM

• Driven by Hydrostatic motor
• Swing circle lubrication Grease-bathed
• Swing lock Mechanical disc brake
• Swing reduction Planetary gear
• Swing speed.. 5.8 rpm

WORKING RANGE

• Arm crowd force 422 kN
• Bucket digging force 392 kN
• Max. digging depth 9350 mm
• Max. digging height 13400 mm
• Max. digging reach 15350 mm
• Max. digging reach at ground level 15000 mm
• Max. dumping height 8680 mm
• Max. vertical wall digging depth 7610 mm
• Min. swing radius 7965 mm