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559C

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Overview

Cat knuckleboom loaders are known for superior multifunction capability, excellent visibility and heavy-duty booms and structures. Now the Cat C Series knuckleboom loaders feature a new more fuel efficient power system, an upgraded hydraulic system for greater reliability and significantly more lift at full reach than previous models.

Engine

  • Gross Power 174.0 HP 129.5 kW
  • Engine Model Cat® C6.6 ACERT™ Tier 4 Interim Cat® C6.6 ACERT™ Tier 4 Interim
  • Gross Power - 1,800 rpm 174.0 HP 129.5 kW

Weights

  • Operating Weight 34100.0 lb 15500.0 kg
  • Operating Weight - Less Grapple 34100.0 lb 15500.0 kg
  • Operating Weight - Without Grapple 34100.0 lb 15500.0 kg

Operating Specifications

  • Knuckleboom Length 32.0 ft 9.8 m
  • Swing Speed 11.0 r/min 11.0 r/min
  • Maximum Reach - Standard Boom 32.0 ft 9.8 m
  • Standard Knuckleboom Reach to Pin 32.0 ft 9.8 m
  • Swing Bearing - Diameter - Ball Path 43.5 in 1105.0 mm
  • Swing Torque 49173.0 ft-lb 66870.0 N·m
  • Tail Swing 106.0 in 2692.0 mm

Service Refill Capacities

  • Hydraulic Tank 80.0 gal (US) 302.0 l
  • Fuel Tank 100.0 gal (US) 378.0 l
  • Cooling System 7.5 gal (US) 29.0 l
  • Engine Oil 4.0 gal (US) 15.0 l
  • Swing Drive 1.0 gal (US) 4.0 l

Hydraulic System

  • Cylinders - Main two two
  • Cylinders - Stick one one
  • Hydraulic Pressure - Swing 3500.0 psi 24131.0 kPa
  • Hydraulic Pressure - System 3500.0 psi 24131.0 kPa
  • Cylinders - Stabilizers four four
  • Hydraulic Oil Flow at 1,800 rpm 230/174 L (60/46 gal) 230/174 L (60/46 gal)

Dimensions

  • Stabilizer Pad Size 508 × 711 mm (20 × 28 in) 508 × 711 mm (20 × 28 in)
  • Stabilizer Reach Below Grade 17.0 in 433.0 mm
  • Stabilizer Spread - Maximum Down Reach 166.8 in 4237.0 mm
  • Stabilizer Spread - Grade 187.3 in 4758.0 mm
  • Height - Top of Cab 157.6 in 4002.0 mm

Standards

  • OFPS cab meets SAE J2267 cab meets SAE J2267

Shipping Dimensions - Mounted Trailer

  • Height 157.6 in 4002.0 mm
  • Width 101.3 in 2573.0 mm

Hydraulics

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Power Train

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Operator Station

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Electronics

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Structure and Subframe

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Boom and Stick

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Grapples

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Delimber/Slasher Package

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Owning and Operating Costs

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Serviceability

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Customer Support

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Sustainability

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559C Standard Equipment

ELECTRICAL

  • 24V system
  • Master disconnect
  • Circuit breaker protection
  • 95 Amp alternator
  • Two (2) 12V maintenance free batteries
  • Standard lighting package: - Two (2) cab mounted halogen light fixtures
  • Electronic engine/machine monitoring system
  • Two (2) 12V power points
  • 20 circuit electric swivel

OPERATOR ENVIRONMENT

  • Cab with swing out front window guard (meets SAE J2267)
  • Isolation mountings
  • Dual joystick control (pilot hydraulic actuation) with foot pedal swing
  • Electric stabilizer controls
  • Integrated trailer landing gear control
  • Pilot shut-off button
  • Push button throttle control
  • Reverse slope windshield
  • Skylight
  • Tinted safety glass
  • Sunshade - dual position for front window/skylight
  • High back suspension seat with lumbar support
  • High capacity AC/heater system with outside air intake
  • Defroster fan
  • Windshield wiper/washer
  • Dome light
  • Horn
  • Radio ready - includes speakers and AM/FM antennas
  • CB Radio ready - includes mounting bracket, power and ground wires, antenna cable and antenna mount bracket
  • Product Link ready
  • Cup holder
  • Fire extinguisher mounting bracket
  • Diagnostic port
  • Cell phone storage tray

POWER TRAIN

  • Cat C6.6 ACERT engine meets U.S. EPA Tier 4 Interim/EU Stage IIIB emission standards
  • Electric fuel priming pump
  • Air precleaner
  • 2-stage air cleaner
  • Enlarged cooling package with isolated cores
  • 378 L (100 U.S. gal) fuel tank
  • Fuel water separator
  • Variable speed fan

HYDRAULICS

  • Twin 140 cm3 (8.54 in3) variable displacement pumps
  • Excavator style “Negacon” system
  • Bar slasher/delimber hydraulic package
  • 302 L (80 U.S. gal) hydraulic tank
  • Electric hydraulic oil fill pump

STRUCTURE AND SUBFRAME

  • Fabricated heavy-duty, extended length center mount subframe
  • Flat top subframe deck with bolt-on skid resistant fenders
  • Bolt-on subframe ladder

BOOMS AND STICKS

  • 9.8 m (32 ft) reach knuckleboom
  • 229 mm (9 in) grapple mounting knuckle

ANTIFREEZE

  • 50% concentration extended life coolant

559C Optional Equipment

DS SYSTEMS

  • Non-suspension trailer with hydraulic landing gear
  • Suspension trailer with hydraulic landing gear
  • CTR 320 three-knife delimber
  • CTR 426 four-knife delimber

OTHER EQUIPMENT

  • Cat Product Link
  • AM/FM/CD/Satellite radio receiver
  • Long-range front lights on cab
  • Engine compartment lights
  • Additional subframe ladders
  • Auxiliary light package
  • Slasher port adapter fittings
  • Single “V” and double “VV” bolt on heels
  • Single “V” extended and double “VV” extended bolt on heels
  • 305 mm (12 in) grapple mounting knuckle
  • Grapples

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