Electric Rope Shovels 7295 HD0 pages
Number and diameter of rollers 9,71.1 cm (28 in)
nnnnTake-up tumblers diameter 147.3 cm (58 in)
nnnnSpecifications
nnnnDimensions
nnnnDipper payload 38 tonnes (42 tons)
nnnnDipper capacity 14-31 m3 (18-40 yd3)
nnnnLength of boom 15.7 m (51 ft 6 in)
nnnnEffective length of dipper handle 8.2 m (26 ft 10 in)
nnnnOverall length of dipper handle 9.9 m (32 ft 6 in)
nnnnWeights
nnnnWorking weight, with dipper,
nnnnand standard links 703 068 kg (1,550,000 lbs)
nnnnNet weight, domestic,
nnnnwithout ballast or dipper 545 290 kg (1,202,160 lbs)
nnnnGeneral-purpose dipper
nnnn20 m3 (26 yd3) 22 680 kg (50,000 lbs)
nnnnBallast (furnished by customer) 140 616 kg (310,000 lbs)
nnnn• These weights will vary slightly depending upon dipper and optional
nnnnequipment selection
nnnnMain Structures
nnnnCrawler Mounting_
nnnnOverall width 139.7 cm
nnnn(55 in) treads, standard 8.2 m (26 ft 11 in)
nnnnOverall width 182.88 cm
nnnn(72 in) treads 8.63 m (28 ft 4 in)
nnnnOverall length of mounting 10.26 m (33 ft 8 in)
nnnnTotal effective bearing area 21m2 (224 ft2)
nnnn(139.7 cm treads) 331 kpa (48.1 psi.)
nnnnNumber and pitch of treads 96, 45.1 cm (17.75 in)
nnnnPlanetary Propel_
nnnnDual-motor independent drive
nnnnRevolving Frame (Center Section)_
nnnnWelded impact-resistant steel Length: 11.18m (36 ft 8 in)
nnnnWidth: 3.91m (12 ft 10 in)
nnnnTurntable_
nnnnCast alloy steel swing rack
nnnnpitch diameter 4.5 m (14 ft 9 in)
nnnnTeeth external cut 29.21 cm face (11.5 in)
nnnnTapered, forged alloy steel
nnnnroller rails diameter 4.04 m (13 ft 3 in)
nnnnNumber of tapered rollers 45
nnnnTapered rollers diameter 22.86 cm (9 in)
nnnnSwing_
nnnnTwo planetary gearboxes, each driven by a vertically mounted
nnnnvariable-speed AC motor, located on either side of the revolving frame
nnnntowards the front of the machine. Single-output pinion shaft from each
nnnngearbox engages the swing rack
nnnnHoist_
nnnnDouble-reduction, conventional gearcase driven by a variable-speed
nnnnAC motor
nnnnLube System_
nnnn• PLC-controlled, air-operated, three 208 liter (55 gallon) drum reserves
nnnn• Divided into three systems: open gear lube, upper works grease, and
nnnnlower works grease
nnnn• Faults protection: low pressure and vent release
nnnnw
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