Crawler crane Kobelco CKS800

Power Plant

Model: HINO J08E-VM

Type: 4 cycle, water-cooled, vertical in-line 6, direct injection, turbo-charger, intercooler

Complies with NRMM (Europe) Stage IIIB and US EPA Tier Interim Tier 4.

Displacement: 7,684 liters

Rated power: 213 kW/2100 min-1 (285 HP/2,100 rpm)

Max. Torque: 1,017 N·m/1,600 min-1

Cooling System: Water-cooled

Starter: 24V-5kW

Radiator: Corrugated type core, thermostatically controlled

Air cleaner: Dry type with replaceable paper element

Throttle: Twist grip type hand throttle, electrically actuated

Fuel fi lter: Replaceable paper element

Batteries: Two 12V x 136 Ah/5HR capacity batteries, series connected

Fuel tank capacity: 400 liters

Hydraulic System

Main pumps: 3 variable displacement piston pumps

Control: Full-fl ow hydraulic control system for infi nitely variable pressure to all winches, propel and swing. Controls respond instantly to the touch, delivering smooth function operation.

Cooling: Oil-to-air heat exchanger (plate-fi n type)

Filtration: Full-fl ow and bypass type with replaceable element

Max. relief valve pressure:

• Load hoist, boom hoist and propel system: 4,626 psi (31.9 MPa)

Swing system: 27.5 MPa (3,989 psi)

Control system: 5.4 MPa (783 psi)

Hydraulic Tank Capacity: 440 liters (116.2 US Gal)

Boom Hoisting System

Powered by a hydraulic motor through a planetary reducer.

Brake: A spring-set, hydraulically released multiple-disc brake is mounted on the boom hoist motor and operated through a counter-balance valve.

Drum Lock: External ratchet for locking drum

Drum: Single drum, grooved for 16mm dia. wire rope

Line Speed: Single line on fi rst drum layer

• Hoisting/Lowering: 70 to 2 m/min

Diameter of wire rope

• Main winch: 22 mm x 220 m (7/8 in. x 869 ft.)
• Aux. winch: 22 mm x 130 m (7/8 in. x 673 ft.)
• Third winch: 22 mm x 145 m (7/8 in. x 476 ft.)
• Boom hoisting/lowering: 16 mm x 150 m (5/8 in. x 492 ft)
• Boom guy line: 30 m (1-3/16 in.)
• Boom backstops: Required for all boom length

Load Hoisting System

Front and rear drums for load hoist powered by a hydraulic variable plunger motors, driven through planetary reducers.

Negative Brake: A spring-set, hydraulically released multipledisc brake is mounted on the hoist motor and operated through a counter-balance valve. (Positive free fall brake is optional).

Drum Lock: External ratchet for locking drum

Drums:

• Front Drums: 550 mm (1 ft 9-21/32 inch) P.C.D x 545 m (1 ft 9-15/32 inch) wide drum, grooved for 22 mm (7/8 inch) wire rope. Rope capacity is 220 m (722 ft) working length and 335 m (1099 ft) storage length.
• Rear Drum: 550 mm (1 ft 9-21/32 inch) P.C.D x 545 m (1 ft 9-15/32 inch, grooved for 22 mm (7/8 inch) wire rope. Rope capacity is 130 m (427 ft) working length and 335m (1,099 ft) storage length.

Line Speed: Single line on fi rst drum layer

• Hoisting/lowering: 120 to 3 m/min

Line Pull:

• Max. Line Pull (Single Line): 153 kN (34,400 lbs) (Referential performance)
• Rated Line Pull: 78.5 kN (17,000 lbs)

Swing System

Swing unit is powered by hydraulic motor driving spur gears through planetary reducers (2 set), the swing system provides 360° rotation.

Swing parking brakes: A spring-set, hydraulically released multiple-disc brake is mounted on swing motor.

Swing circle: Single-row ball bearing with an integral internally cut swing gear.

Swing lock: Manually, four position lock for transportation

Swing Speed: 4.0 min-1 (rpm)

Upper Structure

Torsion-free precision machined upper frame. All components are located clearly and service friendly. Engine will with low noise level.

Counter weight: 27.2 ton

Cab & Control

Totally enclosed, full vision cab with safety glass, fully adjustable, high backed seat with a headrest and armrests, and intermittent wiper and window washer (skylight and front window).

Cab fittings:

Air conditioner, convenient compartment (for tool), cup holder, ashtray, cigarette lighter, sun visor, roof blind, tinted glass, fl oor mat, footrest, and shoe tray