Latest articles on D7E AC electric drive track-type tractor 
Caterpillar unveils AC electric drive track-type tractor(27/03/2008)
Caterpillar Inc. has unveiled the first innovative AC electric drive track-type tractor in the industry. The electric drive system developed for track-type tractors gives the D7E an unmatched balance of power, efficiency, control and maneuverability. “The D7E offers a quantum leap in customer value through significant productivity increases and reduced owning and operating costs,” said Mark Pflederer, vice president of Caterpillar’s Heavy Construction & Mining Division. “This is another exam... [more]
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