Kobelco SK80 Mini Excavators

Specifications of Kobelco SK80 Mini Excavators

Engine

• Bore and stroke 98.0 mm x 110.0 mm
• Displacement 3.319 L
• Max. Torque 212 N.m/1,260 min¹ (ISO 9249: with fan),214 N.m/1,260 min¹ (ISO 14396: without fan)
• No of cylinders 4
• Rated power output 34.8 kW/2,100 min-¹ (ISO 9249: with fan) 36.3 kW/2,100 min-¹ (ISO 14396: without fan)
• Type Four-cycle, water-cooled, direct injection diesel engine

Hydraulic System

• Blade circuit 26.5 MPa \{270kgf / c * m ^ 2\}
• Boom, arm and bucket 29.4 MPa \{300kgf / c * m ^ 2\}
• Control circuit 3.2 MPa \{33kgf / c * m ^ 2\}
• Main control valve 8-Spool valve
• Max. Discharge Flow 1 * 126L / m * in 1 * 12.6L / m * in
• Oil cooler Air cooled type
• Pilot control pump Gear type
• Swing circuit 24.5 MPa \{250kgf / c * m ^ 2\}
• Travel circuit 29.4 MPa \{300kgf / c * m ^ 2\}

Working Ranges

• Bucket capacity ISO heaped m³ 0.32
• Digging depth for 2.4 m (8') flat bottom 3810
• Horizontal digging stroke at ground level 2,850
• Max digging reach 6470
• Max dumping height 7390
• Max. digging depth 4170
• Max. digging reachat ground level 6310
• Max. dumping clearance 2520
• Max. vertical wall digging depth 3740
• Min digging distance 5320
• Min. swing radius 1790

SWING SYSTEM

• Brake Hydraulic; locking automatically when the swing control lever is in the neutral position
• Parking Brake Wet multiple plate
• Swing motor One fixed displacement piston motor
• Swing speed 10.4mi * n ^ - 1
• Swing torque 19 kNm

DIGGING FORCES

• Arm crowed force 39.4
• Bucket Digging Force 52.7

Travel System

• Drawbar Pulling Force 82.0 KN (SAE)
• Gradeability 58% {30°}
• Parking Brake Oil disc brake per motor
• Travel Motors 2 x axial-piston, two-step motors
• Travel Speed (high/low) 2.6/4.7 km/h

Dimension

• Distance from centre of swing to rear end 1,820
• Dozer blade (up / down) 370/310
• Ground clearance of rear end* 745
• Ground clearance* 350
• Overall height (to top of boom) 2,640
• Overall Length 6,270
• Overall length (with dozer blade) 6,410
• Overall length of crawler 2,830
• Overall width of crawler 2,320
• Overall width of upperstructure 2,270
• Shoe width 450
• Tail swing radius 1,960
• Track Gauge 1,870
• Tumbler distance 2,210

Boom, Arm & Bucket

• Arm cylinder 110mm * 916 mm
• Boom cylinders 110mm * 916 mm
• Bucket cylinder 80 mm * 735 mm
• Dozer cylinder 130mm * 705 mm

Refilling Capacities & Lubrications

• Cooling system 9.2 L
• Engine oil 11.2 L
• Fuel tank 143 L
• Hydraulic oil tank 43.0 L tank oil level 93.0 L hydraulic system
• Swing reduction gear 1 * 1.5L
• Travel reduction gear 2 * 1.3L