Hyundai Construction R80-7 Base

Specifications of Hyundai Construction R80-7 Base

Engine

• Engine Model Kirloskar 4R 1040NA
• Gross Power 76 HP (56 kW) @ 2200 rpm
• Max Torque 290 Nm (214 lbf.ft) @ 1400 rpm
• Piston displacement . 4160 cc
• Power – Net 70 HP (51KW ) @ 2200 rpm
• Type Water cooled, 4 cycle diesel, 4 cylinder in line, direct injection turbocharged

Dimensions

• Ground clearance, counterweight 760
• Minimum ground clearance 360
• Overall height of cabin 2650
• Overall Length 6080
• overall width of uperstructure 2250
• Rear end length 1727
• Tail swing radius 1750
• Track Gauge 1750
• Track Shoe Width 450
• Tumbler distance (mm) 2130

Hydraulic System

• Maximum flow. 2 x 75.6 lpm
• Pump Type Two variable displacement piston pump
• Relief Valve impliment circuit 280 kgf/cm²
• Relief Valve travel 280 kgf/cm²

Brakes

• Drive method Fully hydrostatic type
• Drive motor Axial piston motor in-shoe design
• Parking brakes Multi wet disc

Undercarriage

• Center Frame X-leg type
• No. of carrier rollers each side 1
• No. of shoe each side 38
• No. of track rollers 5
• Track frame pentagonal box type

SWING SYSTEM

• Swing bearing lubrication Grease bathed
• Swing brake Multi wet disc
• Swing motor Axial piston motor
• Swing reduction Planetary gear reduction
• Swing speed 12 rpm

WORKING RANGE

• Max. digging depth 4150
• Max. digging height 7260
• Max. digging reach 6330
• Max. digging reach at ground level 6190
• Max. dumping height 5170
• Max. vertical wall digging depth 3200
• Min. swing radius 1750