Pooja Construction Nepal Pvt. Ltd.

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SK 220 Infra

In line with KOBELCO’s concept of robust construction machinery that will work long and hard on any site on the planet, the rugged machine body is newly designed, and comprehensive reinforcement makes the attachment more robust. It all adds up to KOBELCO’s toughest ever mining excavator. The latest hydraulics technology delivers both high-powered output and lowers fuel consumption. As the 10th generation model of KOBELCO’s SK series, the SK220 meets civil engineering needs.

GENERAL SPECIFICATION

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PERFORMANCE
Bucket capacity ISO heaped m3 0.93
Swing Speed min-1{rpm} 13.3
Travel Speed km/h 6.0/3.6
Gradeability % {º} 70 {35}
Bucket Digging force kN 143 {2.4m}
143 {2.94m}
Bucket Digging force – With Power Boost kN 157 {2.4m}
157 {2.94m}
Arm Crowding Force kN 121 {2.4m}
102 {2.94m}
Arm Crowding Force – With Power Boost kN 133 {2.4m}
112 {2.94m}
Drawbar Pulling Force – SK220 kN 228 (ISO 7464)
WEIGHT
Operating Weight – SK220 Kg 20,600-21,100
Ground Pressure – SK220 kPa 46, 35
Shoe Width mm 600,800
ENGINE
Model J05ETG
Type Direct injection, water-cooled, 4-cycle
diesel engine with turbocharger,
intercooler
Rated Power OutputHP (KW)/min-1 158 (118)/2,000 (ISO 14396)
Max. torque N.m/min-1 592 /1,600 (ISO 14396)
Fuel Tank L 320
HYDRAULIC SYSTEM
Pump Type Two variable displacement pumps + One gear pump
Pump Max.Discharge Flow L/min 2×220, 1×20
Relief Valve Setting –

Boom, arm and bucket MPa{kgf/cm2}

 34.3{350}
Relief Valve Setting – Power Boost MPa{kgf/cm2} 37.8{385}
Swing Motor Axial – Piston motor
Travel Motors 2 x Axial – Piston, Two-step motors
Hydraulic Oil Tank L 140 Tank oil level
244 Hydraulic system