Kobelco Mini Excavator SK75SR | 7.5 ton

Description

Kobelco Mini Excavator SK75SR | 7.5 ton

BELIALAT.COM support, unit, parts, service, rental, maintenance contract, overhaul, rconditioned Kobelco Mini Excavator SK75SR | 7.5 ton

The full technical specifications for the Kobelco SK75SR 7.5-ton mini/midi excavator focus heavily on the newest generation, the SK75SR-7, which offers significant power and hydraulic upgrades over legacy versions like the -3E.

Weight & General Dimensions

Designed as a Short Rear Swing (SR) machine, it maximizes stability while minimizing its tail overhang for tight urban or roadside jobs.

Engine Specifications

The modern version transitions to a high-output Yanmar powerplant, yielding roughly a 28% increase in engine output compared to legacy variants.

• Engine Model: Yanmar 4TNV98CT (Turbocharged, water-cooled, direct-injection diesel)

• Emission Compliance: Tier IV Final / EU Stage V

• Displacement: 3.32 Liters (202.5 in3)

• Rated Power Output: 53.7  kW (72  hp) @ 2,100 rpm

• Max. Torque: 293 Nm (216 lbf.ft) @ 1,600 rpm

• Electrical System: 24V starting motor, 50-amp alternator, 2 – 12V batteries

Hydraulic System & Digging Forces

Kobelco utilizes an integrated three-pump system combined with specialized work modes (H-Mode for heavy work, S-Mode for standard, and ECO-Mode for fuel savings).

• Pump Configuration: 2 Variable displacement axial piston pumps + 1 pilot gear pump

• Max. Discharge Flow: 2- 72.5 L/min (2 – 19.2 gal/min)

• Pilot Pump Flow: 1 – 19 L/min (1 – 5.0 gal/min)

• Main Relief Valve Pressure: 29.4 MPa (4,260 psi)

• Bucket Digging Force (ISO): 60.3 kN (14,070 lbf)

• Arm Crowding Force (Standard 1.71m Arm): 39.3 kN (8,835 lbf)

• Arm Crowding Force (Long 2.13m Arm): 35.2 kN (7,910 lbf)

Working Ranges

(Based on the standard 12’6″ boom combined with the 7’0″ / 2.13m long arm)

• Max. Digging Reach: 6,880 mm (22′ 7″)

• Max. Digging Reach at Ground Level: 6,760 mm (22′ 2″)

• Max. Digging Depth: 4,580 mm (15′ 0″)

• Max. Digging Height: 7,750 mm (25′ 5″)

• Max. Dumping Clearance: 5,670 mm (18′ 7″)

• Max. Vertical Wall Digging Depth: 4,140 mm (13′ 7″)

Drivetrain & Refill Capacities

• Travel Speed (High / Low): 5.0 km/h / 2.7 km/h (3.1 mph / 1.7 mph)

• Drawbar Pulling Force: 77.3 kN (17,300 lbf)

• Swing Speed: 11.5 rpm

• Gradeability: 58% (30circ)

• Fuel Tank Capacity: 120 Liters (31.7 US gal)

• Hydraulic Oil Tank (System Capacity): 44 Liters Tank level (84 Liters total system)

Key Technology & Comfort Standard Features

• iNDr Cooling System: Kobelco’s proprietary Integrated Noise and Dust Reduction system, routing air intake through an ultra-dense filter block to sharply lower exterior decibel levels ($98 \text{ dB(A)}$) while protecting the engine bay from dust.

• Premium Cab Layout: Outfitted with an air-suspension Grammer heated seat, a large 10-inch color multi-display monitor, Bluetooth hands-free capabilities, and automatic climate control.

• Eagle Eye Camera System: Standard rear, left, and right side-view cameras providing customizable split screens or full-perimeter bird’s-eye monitoring directly on the LED screen.