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HOME BRANDS & PRODUCTS CAT PRODUCT LINE EQUIPMENT KNUCKLEBOOM LOADERS STATIONARY MOUNT KNUCKLEBOOM LOADERS 519 SM/EHC STATIONARY MOUNT KNUCKLEBOOM LOADER

519 SM/EHC STATIONARY MOUNT KNUCKLEBOOM LOADER

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Caterpillar has a full line of stationary mount loaders for a wide range of mill yard applications. Four models are available with onboard or remote power. Caterpillar stationary mount loaders are completely pre-wired, tested and ready for on-site electric hookup, including installation kits with the required fasteners for mounting to steel or concrete pedestals. And with the Resilient Pad Mounting system, your workday will be productive and comfortable.

SPECIFICATIONS

Gross Power55.9 kW

Knuckleboom Length8.2 m

Grapple Mounting Knuckle Length228.6 mm

BENEFITS AND FEATURES

engine

Gross Power55.9 kW

operating specifications

Knuckleboom Length8.2 m

Grapple Mounting Knuckle Length228.6 mm

Swing Bearing Diameter1092.2 mm

Swing Bearing GearingExternal

Electric Motor56.0 kW

Electric Power Supply460 Volt: 60 Hz

Operating Weight6946.8 kg

weights

Operating Weight6946.8 kg

service refill capacities

Fuel Tank159.0 L

hydraulic system

Cylinders - Live Heel127 mm X 76 mm (5 in X 3 in)

Cylinders - Main152 mm X 102 mm (6 in X 4 in)

Cylinders - Stick152 mm X 102 mm (6 in X 4 in)

Hydraulic Flow167/125/83 L/min (44/33/22 gpm)

Hydraulic Pressure - Swing16547.4 kPa

Hydraulic Pressure - System15168.5 kPa

Swing Speed8.0 RPM

dimensions

Maximum reach9.1 m

BENEFITS AND FEATURES

519 SM/EHC STANDARD EQUIPMENT

  • motor power supply
    Electric Motor, 56 kW (75 HP) @ 1800 RPM
    460 Volt (60 Hz) Electric Power Supply
    Four (4) Ring High Voltage Collector Ring
    Service Panel, NEMA 12 Enclosure
    Pump Drive, Direct Through Flex Coupling
    Across-the-line Magnetic Starting System
    Turntable Power Supply Mounting
  • hydraulic system
    Three (3) In-Line Gear Pumps
    Radial Piston Swing Motor
    Continuous Rotation
    Electro Hydraulic (EHC) Controls
    Single Element Return (3 mic) Filtration
    Filtration Bypass Indicators
    Diagnostic Nipples @ Pump for serviceability
  • booms
    8.2 m (27’) Knuckleboom
    22.8 cm (9”) Grapple Mounting Knuckle
  • structural
    Steel Mounting

519 SM/EHC OPTIONS

    • 575 volt 60 hz electric power supply
    • auxiliary low voltage collector ring
    • remote skid power supply mounting
    • noncontinuous limited rotation
    • oil reservoir heater
    • 76 m 25’ knuckleboom
    • 91 m 30’ knuckleboom
    • 305 cm 12” grapple mounting knuckle
    • single “v” heel
    • double “vv” heel
    • concrete mounting
    • 30” subframe riser mounting
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MOTEUR

On standard loaders with operator’s station, the hydraulic pilot joystick controls and rocker swing pedal are ergonomically designed for ease of operation and maximum loader control required for the high cycle millyard applications. The operator station is designed with comfort in mind. The spacious cabs feature a large, fully adjustable suspension seat with lumbar support. Fold-up armrests are fully adjustable to allow adjustment of the joystick controls to match the operator for ease of operation, increased performance. Excellent visibility of the work area is provided through large tinted cab windows. Overhead visibility is maximized through the large, tinted Lexan skylight. Operator protection is afforded through the front guard. This swing-out guard is designed for quick and simple access to allow cleaning of the front window.

BENEFITS AND FEATURES

Operator Station

The Resilient Pad Mounting System includes a set of special rubber isolators on each mounting fastener that absorbs stress in two directions. An additional hydraulic accumulator is built into the main boom cylinder circuit to further absorb peak-load shocks.

BENEFITS AND FEATURES

Mounting System

Weatherproof electric service panels include starters, controls, transformers, circuit breakers and fuse blocks.

BENEFITS AND FEATURES

Enclosed Components

Electric motors range in horsepower from 75 to 100 hp and are totally enclosed and rated for severe duty. Power supply wiring packages provide for 440V/60Hz US or 575V/60Hz Canadian service.

BENEFITS AND FEATURES

Motor Options

Heavy-duty boom options range in length from 7.6 m to 10.9m (25’ to 36’) for handling a variety of tree lengths.

BENEFITS AND FEATURES

Boom Length Options