Komatsu HD1500-7 Base

Specifications of Komatsu HD1500-7 Base

Engine

• (SAE J1995) Gross 1109 kW 1,487 HP
• Aspiration Turbo-charged, after-cooled
• Bore 159 mm x 190 mm
• Engine Model Komatsu SDA12V160
• Fan drive type Mechanical
• Fuel diesel
• Fuel system Direct injection
• Governor Electronic control
• Maximum Torque 697 kg•m 5,041 lb ft
• Number of Cylinders 12
• Piston displacement . 45 ltr 2,746 in²
• Rated rpm 1,900 rpm
• Stroke 6.26" x 7.48"
• Type Water-cooled, 4-cycle

Body Capacities

• Heaped (2:1, SAE) 78 m³ 102 yd 3
• Material 400 Brinell hardness high tensile strength steel
• Payload 144.1 metric tons 158.9 U.S. tons
• Struck 54 m³ 71 yd³
• Structure Flat floor configuration

Transmission

• Forward Torque converter drive 1st and 2nd gear with direct drive lock-up in 1st through 7th
• Lockup clutch Wet, multiple-disc clutch
• Maximum Travel Speed 58 km/h 36 mph
• Speed range 7 speeds forward and 1 reverse
• Torque Converter Type 3-elements, 1-stage, 2-phase
• Transmission Full-automatic, planetary-shaft type

Service Refill Capacities

• Differentials 297 ltr. 78 U.S. Gal
• Engine Oil 193 ltr 51 U.S. Gal
• Final drives (total) 240 ltr. 63.5 U.S. Gal
• Fuel Tank 2120 ltr. 560 U.S. Gal
• Hydraulic System 900 ltr. 238 U.S. Gal

Hydraulic System

• Hoist time 15 sec
• Relief pressure 19.0 MPa 193.4 kg/cm 2,750 psi

Tires

• Standard Tires 33.00 R51

Axles

• Final drive type Planetary gear
• Rear Full-floating

Brakes

• Parking brakes Spring applied, oil-released, 3 caliper dry disc mounted on input yoke to differential
• Retarder Oil-cooled, multiple-disc front and rear brakes act as retarder.
• Secondary brake Manual - push button operated. Automatically applied prior to hydraulic system pressure dropping below established level
• Service brakes 159148 cm² 24,668 in²
• Service brakes Front Fully hydraulic control, oil-cooled multiple-disc type
• Service brakes Rear Fully hydraulic control, oil-cooled multiple-disc type

Cab

• Cab Integral 4-post ROPS/FOPS cab structure (meets SAEJ 1040 Apr 88)

STEERING SYSTEM

• Maximum steering angle 41°
• Minimum turning radius 12.2 m 40'
• Supplementary steering Accumulator assist
• Type . Fully hydraulic power steering with two double-acting cylinders

Weight Distributions - Approximate

• Empty weight 105300 kg 232,144 lb
• Empty: Front axle 48.6%
• Empty: Rear axle 51.4%
• Loaded: Rear axle 67.2%
• Max. gross vehicle weight 249478 kg 550,000 lb