7295 ELECTRIC ROPE SHOVEL

weights

Working weight, with dipper and standard links789251.0 kg

Ballast (furnished by customer)159665.0 kg

General purpose dipper - 25.2 m3 (33 yd3)49895.0 kg

Net weight, domestic, without ballast or dipper579691.0 kg

NoteThese weights will vary slightly depending upon dipper and optional equipment selection.

front end

Boom - Boomwelded, impact-resistant steel

Boom - Boom point sheave diameters2.08 m

Boom - Boom point sheavestwin-grooved, flame-hardened

Boom - Handle diameter86.36 cm

Boom - Wall thickness (nominal)4.45 cm

Rope Data - Boom susp. - Constructionstruct. strand

Rope Data - Boom susp. - Diameter69.9 mm

Rope Data - Boom susp. - No.4

Rope Data - Boom susp. - Typeequalized

Rope Data - Crowd - Construction8 x 37

Rope Data - Crowd - Diameter60.3 mm

Rope Data - Crowd - No.1

Rope Data - Crowd - Typesingle dual

Rope Data - Dipper trip - Construction7 x 25

Rope Data - Dipper trip - Diameter16.0 mm

Rope Data - Dipper trip - No.1

Rope Data - Dipper trip - Typesingle

Rope Data - Hoist - Construction6 x 41

Rope Data - Hoist - Diameter57.2 mm

Rope Data - Hoist - No.2

Rope Data - Hoist - Typetwin dual

Rope Data - Retract - Construction8 x 37

Rope Data - Retract - Diameter60.3 mm

Rope Data - Retract - No.1

Rope Data - Retract - Typesingle dual

electrical

Distribution System Requirements - Machine on large system1320 kVA

Distribution System Requirements - Machine on separate system2000 kVA

DriveIGBT Acutrol drive system.

Main Electrical Systems - Lighting transformer1 x 25 kVA, 120/240V secondary

Main Electrical Systems - System voltage (nominal)50/60 Hz, 7,200V

Main Electrical Systems - Trail cable (furnished by customer)SHD-3-#4 at 8,000V

Main Electrical Systems - Transformer, auxiliary250 kVA, 7,200V primary; 480V secondary

Power Requirements - Average 15-minute demand538-753 kW

Power Requirements - Peak power2152 kW

Power Requirements - Voltage3 phase, 50/60 Hz, 7,200V (Other voltages available to suit customer requirements.)

main structures

Crawler Mounting - Number and diameter of rollers: Lower (16)71.0 cm

Crawler Mounting - Number and diameter of rollers: Lower rear (2)89.0 cm

Crawler Mounting - Number and diameter of rollers: UpperSlides

Crawler Mounting - Number and pitch of treads (96)45.0 cm

Crawler Mounting - Overall length of mounting10.26 m

Crawler Mounting - Overall width 139.7 cm (55 in) treads, standard8.2 m

Crawler Mounting - Overall width 182.88 cm (72 in) treads8.63 m

Crawler Mounting - Take-up tumblers diameter120.7 cm

Crawler Mounting - Total effective bearing area (139.7 cm/55 in treads)20.81 m2 (224 ft2); 371.6 kPa (53.9 psi)

Crawler Mounting - Total effective bearing area (182.88 cm/72 in treads)27.2 m2 (293 ft2); 284.1 kPa (41.2 psi)

HoistHoist machinery consists of a motor coupled to two gear reductions, which drive the 137 cm (54 in) hoist drum.

Planetary PropelDual-motor independent drive.

Revolving Frame - Welded, impact-resistant steel: Length6.92 m

Revolving Frame - Welded, impact-resistant steel: Width3.2 m

SwingTwo parallel shaft units mounted to either side of the revolving frame. Each unit is driven by a vertically mounted motor.

Turntable - Cast alloy steel swing rack pitch diameter4.37 m

Turntable - Number of tapered rollers54

Turntable - Tapered rollers diameter18.73 cm

Turntable - Tapered, forged alloy steel roller rails diameter3.92 m

Turntable - Teeth external cut (face)20.32 cm

optimal working ranges

Clearance height (boom point sheaves)18.15 m

Clearance radius (boom point sheaves)17.48 m

Clearance radius (revolving frame)7.98 m

Clearance under frame (to ground)3.07 m

Clearance under lowest point in truck frame/propel gearcase0.78 m

Cutting height (maximum)15.56 m

Cutting radius (maximum)21.78 m

Dumping height9.22 m

Dumping height at maximum electric crowd limit7.0 m

Dumping radius (maximum)18.69 m

Height of A-frame11.94 m

Operator’s eye level8.2 m

Overall width12.39 m

Radius of level floor15.58 m

lights

TypesIncandescent lights on ground lights, walkways and operator’s cab.

TypesHPS lights on boom feet, top of A-frame, machinery house, lube room, control room, utility room and flood lights.

crowd

ComponentsRope Crowd with crowd machinery located at front center of the revolving frame; consisting of a motor, brake, drum and gearing.

ComponentsPlastic-coated crowd and retract ropes are used to move the dipper handle fore and aft.

lube system

Components4 pumps (2 for lubricant and 2 for grease) located in an insulated, double-walled lube room.

TypeSingle-line system applies lubricant and grease via the PLC.