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Electric Rope Shovels 7295 HD

Electric Rope Shovels 7295 HD

Electric Rope Shovels 7295 HD

Product catalog summary
Specifications Overview:
The Cat® 7295 HD Electric Rope Shovel is designed for heavy-duty mining operations. It features a dipper payload capacity of 38 tonnes (42 tons) and a dipper capacity ranging from 14 to 31 m3 (18 to 40 yd3). The boom length is 15.7 meters (51 ft 6 in), and the effective length of the dipper handle is 8.2 meters (26 ft 10 in).

Weights:
The working weight with dipper and standard links is 703,068 kg (1,550,000 lbs), while the net weight without ballast or dipper is 545,290 kg (1,202,160 lbs). The general-purpose dipper weighs 22,680 kg (50,000 lbs), and the ballast, provided by the customer, is 140,616 kg (310,000 lbs).

Main Structures:
The crawler mounting has an overall width of 8.2 meters (26 ft 11 in) with standard treads and 8.63 meters (28 ft 4 in) with wider treads. The revolving frame is made of welded impact-resistant steel, measuring 11.18 meters (36 ft 8 in) in length and 3.91 meters (12 ft 10 in) in width.

Operational Features:
The shovel is equipped with a dual-motor independent drive planetary propel system and a double-reduction hoist gearcase driven by a variable-speed AC motor. The swing mechanism includes two planetary gearboxes, each powered by a vertically mounted variable-speed AC motor.

Electrical System:
The shovel uses an IGBT Acutrol drive system with power requirements of 3 phase, 50/60 Hz, 7200 V. The average 15-minute demand is between 450-630 kW, with a peak power of 1,799 kW. The system voltage is nominally 7200 V.

Front End Components:
The boom is constructed from ASTM A678 grade C quench and temper carbon steel. The boom point sheaves are twin-grooved and flame-hardened, with diameters of 1.7 meters (5 ft 6 in). The handle diameter is 0.6 m x 1.04 m (2 ft x 3 ft 4.75 in), with varying wall thicknesses.

Rope Data:
The hoist uses two ropes with a diameter of 50.8 mm (2 in), while the boom suspension uses four ropes with a diameter of 69.8 mm (2.75 in). The dipper trip rope has a diameter of 12.7 mm (0.5 in).

Additional Information:
For more details on Cat products and services, visit mining.cat.com and www.cat.com. All trademarks and product identities are owned by Caterpillar Inc.
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Catalog excerpts

Electric Rope Shovels 7295 HD-1

Number and diameter of rollers 9,71.1 cm (28 in) Take-up tumblers diameter 147.3 cm (58 in) Dipper payload 38 tonnes (42 tons) Effective length of dipper handle 8.2 m (26 ft 10 in) Overall length of dipper handle 9.9 m (32 ft 6 in) Working weight, with dipper, without ballast or dipper 545 290 kg (1,202,160 lbs) General-purpose dipper Ballast (furnished by customer) 140 616 kg (310,000 lbs) • These weights will vary slightly depending upon dipper and optional equipment selection Main Structures Crawler Mounting_ Overall length of mounting 10.26 m (33 ft 8 in) Total effective bearing area 21m2 (224 ft2) Number and pitch of treads 96, 45.1 cm (17.75 in) Planetary Propel_ Dual-motor independent drive Revolving Frame (Center Section)_ Welded impact-resistant steel Length: 11.18m (36 ft 8 in) Cast alloy steel swing rack Teeth external cut 29.21 cm face (11.5 in) Tapered, forged alloy steel roller rails diameter 4.04 m (13 ft 3 in) Number of tapered rollers 45 Tapered rollers diameter 22.86 cm (9 in) Two planetary gearboxes, each driven by a vertically mounted variable-speed AC motor, located on either side of the revolving frame towards the front of the machine. Single-output pinion shaft from each gearbox engages the swing rack Double-reduction, conventional gearcase driven by a variable-speed Lube System_ • PLC-controlled, air-operated, three 208 liter (55 gallon) drum reserves • Divided into three systems: open gear lube, upper works grease, and lower works grease • Faults protection: low pressure and vent release

 Open the catalog to page 1
Electric Rope Shovels 7295 HD-2

Optimal Working Ranges Aj Dumping height at maximum electric crowd limit 6.1 m (20 ft 1 in) B Dumping radius (maximum) 17.5 m (57 ft 5 in) C Cutting height (maximum) 15.6 m (51 ft 4 in) D Cutting radius (maximum) 20.7 m (68 ft) E Radius of level floor 14.7 m (48 ft 1 in) (boom point sheaves) 15.9 m (52 ft 3 in) (boom point sheaves) 15.2 m (49 ft 9 in) J Clearance under frame (to ground) 0.8 m (2 ft 6 in) M Clearance under lowest point in truck frame/propel gearcase 0.8 m (2 ft 6 in) IGBTAcutrol drive system Power Requirements_ • Other voltage requirements available to suit customer requirements...

 Open the catalog to page 2
Electric Rope Shovels 7295 HD-3

Electric Rope Shovel—7295 HD Front End Boom Boom Boom point sheaves Boom point sheave diameters Handle diameter single stick Wall thickness (nominal) ASTM A678 grade C quench and temper carbon steel twin-grooved, flame-hardened cast steel 1.7 m (5 ft 6 in) 0.6 m x 1.04 m (2 ft x 3 ft 4.75 in) 3.81 cm (1.5 in) top, 4.45 cm (1.75 in) bottom, 3.175 cm (1.25 in) side Rope Data Hoist No. Diameter 2 Boom susp. 4 Dipper trip 1 50.8 mm (2 in) Type Construction twin dual 6x41 69.8 mm (2.75 in) 12.7 mm (.5 in) 6x37 6x37 Crowd Single stick rack-and-pinion system - a boom-mounted AC motor drives double-reduction...

 Open the catalog to page 3

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.