MINING EQUIPMENT
NEW MIGHTY MINE HAUL TRUCKS Cat launches 250 ton 793F and 400 ton 797F mine haul trucks
BY DAWN M. GESKE Caterpillar continues to build on its F series mine haul trucks with the recent introduction of the 793F and 797F mine haul trucks. The 793F has a 250 ton capacity and is in its fifth generation, first introduced in 1991. The 797F is Cat’s flagship truck and largest, with a 400 ton pay- load capacity. It is in its third-genera- tion, initially launched in 1998. The new 793F and 797F mine haul trucks are two of six mine haul trucks Cat produces in 100 to 400 ton pay- load capacities. Cat offers a mix of ac electric drive trucks and mechanical drive trucks. By making trucks avail- able in both drive options, Cat said it is able to offer a truck for every appli- cation whether it’s uphill, downhill, extreme or unique conditions. The 793F and 797F models are mechani- cal drive and have operating weights of 329,220 to 617,913 lb., depending on configuration. New to the 793F and 797F mine haul trucks are more powerful Tier 2 Cat engines. The 793F model is pow- ered by an 85 L Cat C175-16 diesel engine rated 2650 hp. It displaces 5. 3 L per cylinder and has 235 hp more than its predecessor, the 793D. The Cat C175-16 engine has a cross-
Caterpillar has introduced the 793F and 797F to its F series mine haul trucks. With a 250 ton payload, the 793F is powered by a 2650 hp Cat engine. The 797F is Cat’s largest mine haul truck with a 400 ton payload capacity. A 4000 hp Cat ACERT engine drives the truck.
