7495 HD ELECTRIC ROPE SHOVEL

weights

Working weight, with dipper and standard links1306346.0 kg

Ballast (furnished by customer)260362.0 kg

General purpose dipper - 49.78 m3 (65 yd3)73482.0 kg

Net weight, domestic, without ballast or dipper972502.0 kg

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

front end

Boom - Boomwelded, impact-resistant steel

Boom - Boom point sheave diameters243.84 cm

Boom - Boom point sheavestwin-grooved, flame-hardened

Boom - Handle diameter86.36 cm

Boom - Wall thickness (nominal)7.62 cm

Rope Data - Boom susp. - Constructionstruct. strand

Rope Data - Boom susp. - Diameter82.6 mm

Rope Data - Boom susp. - No.4

Rope Data - Boom susp. - Typeequalized

Rope Data - Crowd - Construction8 x 37

Rope Data - Crowd - Diameter63.5 mm

Rope Data - Crowd - No.1

Rope Data - Crowd - Typesingle dual

Rope Data - Dipper trip - Construction7 x 25

Rope Data - Dipper trip - Diameter15.9 mm

Rope Data - Dipper trip - No.1

Rope Data - Dipper trip - Typesingle

Rope Data - Hoist - Construction8 x 37

Rope Data - Hoist - Diameter69.8 mm

Rope Data - Hoist - No.2

Rope Data - Hoist - Typetwin dual

Rope Data - Retract - Construction8 x 37

Rope Data - Retract - Diameter63.5 mm

Rope Data - Retract - No.1

Rope Data - Retract - Typesingle dual

electrical

Distribution System Requirements - Machine on large system2000 kVA

Distribution System Requirements - Machine on separate system3500 kVA

DriveIGBT Acutrol drive system.

Main Electrical Systems - Lighting transformer25 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-#1/0 at 8,000V

Main Electrical Systems - Transformer, auxiliary350 kVA, 7,200V primary

Power Requirements - Average 15-minute demand832-1165 kW

Power Requirements - Peak power3330 kW

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

main structures

Crawler Mounting - Number and diameter of rollers: Lower (8)139.7 cm

Crawler Mounting - Number and diameter of rollers: Upper (10)60.96 cm

Crawler Mounting - Number and pitch of treads (74)61.91 cm

Crawler Mounting - Overall length of mounting10.41 m

Crawler Mounting - Overall width 213.36 cm (84 in) treads, standard9.98 m

Crawler Mounting - Overall width 274.32 cm (108 in) treads10.44 m

Crawler Mounting - Take-up tumblers diameter157.48 cm

Crawler Mounting - Total effective bearing area (213.36 cm/84 in treads)32.0 m2 (344 ft2); 401 kPa (58.1 psi)

Crawler Mounting - Total effective bearing area (274.32 cm/108 in treads)41 m2 (442.3 ft2); 311 kPa (45.2 psi)

HoistA planetary gearbox with dual-output pinions provides the hoist torque transfer from the electric motor to the hoist drum gear.

Planetary PropelDual-motor independent drive.

Revolving Frame (Center Section) - Welded, impact-resistant steel: Length8.38 m

Revolving Frame (Center Section) - Welded, impact-resistant steel: Width4.29 m

SwingTwo planetary gearboxes, each driven by a vertically mounted motor, are mounted on either side of the revolving frame.

Swing (cont'd)Dual-output pinion shafts from each gearbox engage the swing rack.

Turntable - Forged rim, alloy steel swing rack pitch diameter5.18 m

Turntable - Number of tapered rollers56

Turntable - Tapered rollers diameter20.96 cm

Turntable - Tapered, forged alloy steel roller rails diameter4.5 m

Turntable - Teeth external cut (face)24.13 cm

optimal working ranges

Clearance height (boom point sheaves)20.1 m

Clearance radius (boom point sheaves)19.74 m

Clearance radius (revolving frame)8.67 m

Clearance under frame (to ground)3.45 m

Clearance under lowest point in truck frame/propel gearcase0.86 m

Cutting height (maximum)17.3 m

Cutting radius (maximum)23.97 m

Dumping height10.6 m

Dumping height at maximum electric crowd limit8.45 m

Dumping radius (maximum)21.0 m

Height of A-frame13.3 m

Operator’s eye level8.64 m

Overall width13.01 m

Radius of level floor16.92 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.

lube system

Components6 pumps (4 for lubricant and 2 for grease) located in an insulated, double-walled lube room.

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