Electric Rope Shovels 7495 HD0 pages

Cat®
7495 HD
Electric Rope Shovel
Specifications
Dimensions
Dipper payloadt
81.8 tonnes (90 tons)
Dipper capacityt
19.1-61.2 m3 (25-80 yd3)
Length of boomt
20.4 m (67 ft 0 in)
Effective length of dipper handlet 10.9 m (35 ft 10 in)
Overall length of dipper handlet 14.3 m (47 ft 0 in)
Weights
Working weight, with dipper
and standard linkst
Net weight, domestic,
without ballast or dippert
General-purpose dipper
49.78 m3 (65 yd3)t
Ballast (furnished by customer)t
1 306 346 kg (2,880,000 lbs)
972 502 kg (2,144,000 lbs)
73 482 kg (162,000 lbs)
260 362 kg (574,000 lbs)
•t These weights will vary slightly depending upon dipper and optional
Main Structures
Dual-motor independent drive
Revolving Frame (Center Section)
Welded, impact-resistant steelt Length: 8.38 m (27 ft 6 in)
Width: 4.29 m (14 ft 1 in)
Turntable
Forged rim alloy steel swing
rack pitch diametert
5.18 m (17 ft 0 in)
Teeth external cutt
24.13 cm face (9.5 in)
Tapered, forged alloy steel
roller rails diametert
4.5 m (14 ft 9 in)
Number of tapered rollerst
56
Tapered rollers diametert
20.96 cm (8.25 in)
Swing
Two planetary gearboxes, each driven by a vertically mounted motor,
are mounted on either side of the revolving frame. Dual-output pinion
shafts from each gearbox engage the swing rack.
Hoist
A planetary gearbox with dual-output pinions provides the hoist torque
transfer from the electric motor to the hoist drum gear.
Main Structures
Crawler Mounting
Overall width 213.36 cm
(84 in) treads, standardt
Overall width 274.32 cm
(108 in) treadst
Overall length of mountingt
Total effective bearing areat
(213.36 cm treads)t
Total effective bearing areat
(274.32 cm treads)t
Number and diameter of rollerst
Take-up tumblers diametert
Number and pitch of treadst
Planetary Propel
9.98 m (32 ft 9 in)
10.44 m (34 ft 3 in)
10.41 m (34 ft 2 in)
32.0 m2 (344 ft2)t
401 kPa (58.1 Psi)
41 m2 (442.3 ft2)
311 kPa (45.2 Psi)
Lower: 8, 139.70 cm (55 in)
Upper: 10, 60.96 cm (24 in)
157.48 cm (62 in)
74, 61.91 cm (24.375 in)
Lube System
•t Single-line system applies lubricant and grease via the PLC
•t 6 pumps (4 for lubricant and 2 for grease) located in an insulated,
double-walled lube room