Link-Belt 750 X4

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Features

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Specifications

Engine
Isuzu AQ-6WG1X Final Tier 4 turbocharged diesel engine with electronic control (ECM) and high pressure common-rail fuel injection, 6-cylinder, water-cooled, cooled Exhaust Gas Recirculation (EGR), Intercooler, Variable-Geometry
Turbocharger (VGT), Diesel Oxidation Catalyst (DOC) and Selective Catalytic Reduction (SCR) system with Dosing Control Module and heated DEF lines and tank. Electronic fuel pump and priming, Fuel cooler, Auto-idle start, Auto warm-up, EPF engine protection, dual-stage fuel filtration, remote oil filter, engine oil sample port, green plug oil drain, double element air filter.

Net horsepower .................................................. 512 hp (382 kW) @ 1,800 rpm
Net horsepower (with fan-pump) ........................ 460 hp (343 kW) @ 1,800 rpm
Displacement ..........................................................................957 cu in (15.7 L)
Maximum Torque....................................... 1,623 lbf-ft (2 200 Nm) @ 1,450 rpm
Starter ...............................................................................................24V-7.0kW
Alternator.................................................................................................50 amp
Battery ........................................................................(2) 12-volt 140 amp hours

Cab and Controls
OPG Level 1 certified with automatic climate control A/C and heat with defroster, 7″ LCD Hi-Definition color monitor with full time rear view camera display, fuel efficiency gauge, low-effort joysticks are pre-wired for auxiliary hydraulics, dual cab lights, control pattern changer, safety glass windows, sunroof with sunshade, shockless cab suspension with four fluid-filled cab mounts, SCM High-Back reclining suspension seat, sliding 4-position tilting control consoles, AM/FM sound system with MP3 auxiliary input jack, digital clock, dome light, seat belt, coat hook, cup holder, storage compartments, floor mat, footrests, ashtray, 24V cigarette lighter, 12V outlet, travel alarm, handrails, mirrors, side-entry cab filter. Three selectable work modes, RemoteCARE Telematics GPS system, anti-theft password protection system, on-board self-diagnostic system with memory and service interval reminders, auto idling system, one-touch decelerator, auto-idle engine shutdown, auto-power boost, neutral safety start, gate-lock safety shutoff.

Hydraulic System
Open-center system, two variable-displacement electronically controlled axialpiston pumps and one gear pump for pilot controls, main control valve with one 4-spool section and one 5-spool section with auxiliary spool: stackable, Auxiliary Control System, oil cooler, Auto-Power boost, boom and arm holding valves, 6 micron return filter, firewall, hydraulic oil sample port.

Hydraulic Pumps
Pump Output ................................................................2 x 125 gpm (472 L/min)
Pilot Pump Maximum Flow ....................................................7.1 gpm (27 L/min)

Relief Valve Settings
Boom Up / Arm / Bucket .................................................... 4,550 psi (31.4 MPa)
in Power Boost ................................................................ 4,970 psi (34.3 MPa)
Boom Down....................................................................... 3,990 psi (27.5 MPa)
Swing Circuit ..................................................................... 4,050 psi (27.9 MPa)
Travel Circuit ..................................................................... 4,970 psi (34.3 MPa)

Hydraulic Cylinders
number of cylinders - bore x stroke
Boom ........................................................................................... 2 - 7.5″ x 71.1″ (190 mm x 1 805 mm)
Arm ................................................................................................ 1 - 8.3″ x 81″ (210 mm x 2 055 mm)
Bucket .............................................................................................. 7.3″ x 57.7″ (185 mm x 1 465 mm)

Swing
Planetary reduction powered by axial-piston motor, Internal ring gear with grease cavity for swing pinion, Mechanical disc swing brake, Free swing.

Swing Speed .......................................................................................... 6.7 rpm
Tail Swing .................................................................................... 13′ 3″ (4.05 m)
Swing Torque ...............................................................178,000 lbf-ft (241 kNm)

Undercarriage
19′ 3″(5.88 m) long undercarriage by 11′ 00″(3.35 m) track gauge, Sealed and strutted track chain with track guide, Sealed rollers and idlers, Two-speed independent hydrostatic travel with planetary final drive, Disc type brakes,
Adjustable track tension, Carbody belly pan.

Carrier Rollers .................................................................................... 3 per Side
Track Rollers ...................................................................................... 8 per Side
Track Link Pitch ........................................................................10.24″ (260 mm)
Shoes ............................................................................................... 47 per Side
Shoe Width .................................................................................35.4″ (900 mm)
Ground Pressure ..............................................................11.02 psi (0.076 MPa)

Travel System
Two-speed independent hydrostatic travel with axial-piston motors, Hydraulic motor powered output shaft coupled to a planetary reduction drive and track sprocket, All hydraulic components mounted within the width of side frame, Automatic downshift for high torque to overcome obstacles, Spring-applied hydraulic release parking brake built into each motor, Travel motors equipped with counterbalance valve to prevent over-speeding down an incline, Single-pedal straight line travel.

Travel Speeds .......................................................1.9 - 2.7 mph (3.0 - 4.3 km/h)
Drawbar Pull .......................................................................101,000 lbf (449 kN)
Gradeability ........................................................................................ 70% (35°)
Attachment
Boom ............................................................................................. 25′ 3″ (7.70 m)

Available Arms Digging Force
• 11′ 8″ (3.55 m) ....................................................................... 58,230 lbf (259 kN)
with Auto Power Boost ......................................................... 63,620 lbf (283 kN)
• 9′ 10″ (3.02 m) ...................................................................... 64,970 lbf (289 kN)
with Auto Power Boost ......................................................... 71,040 lbf (316 kN)
• 13′ 6″ (4.11 m) ....................................................................... 52,380 lbf (233 kN)
with Auto Power Boost ......................................................... 57,100 lbf (254 kN)
• 16′ 5″ (5.0 m) ........................................................................ 45,410 lbf (202 kN)
with Auto Power Boost ......................................................... 49,460 lbf (220 kN)
• Bucket Digging Force ........................................................... 68,790 lbf (306 kN)
with Auto Power Boost ......................................................... 75,090 lbf (334 kN)

Lubricant & Coolant Capacity
Fuel Tank ........................................................................ 238 Gallons (900 Liters)
Hydraulic System ........................................................... 172 Gallons (650 Liters)
Hydraulic Tank ............................................................... 81.9 Gallons (310 Liters)
Final Drive (per side) ............................................................ 4 Gallons (15 Liters)
Swing Drive ....................................................................... 7.1 Gallons (27 Liters)
Engine Oil ........................................................................ 13.7 Gallons (52 Liters)
DEF Tank .......................................................................... 40 Gallons (152 Liters)
Coolant System ............................................................. 28.5 Gallons (108 Liters)

Operating Weight
Working weight with 35.4″ (900 mm) shoes, 25′ 3″ (7.70 m) boom, 11′ 8″ (3.55 m) arm, 6,437 lb. (2 920 kg) bucket, 22,900 lb. (10 400 kg) counterweight ........................................................................................158 300 lbs. (71,800 kg)

Mass Excavator
Working weight with 35.4″ (900 mm) shoes, 21′ 7″ (6.58 m) boom, 9′ 10″ (3.02 m) arm, 7,470 lb. (3 390 kg) bucket, 22,900 lb. (10 400 kg) counterweight .....................................................................................159 600 lbs. (72,400 kg)