Tractor Drive - David Round Company, Inc. - #1

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MONORML & PATENTED TRACK RAILRUNNER tm TRACTOR DRIVE Push, pull and position overhead loads with the ease of push-button opération. W Motorize the travel of push trolley hoists Add a single tractor drive to motorize the trolley travel of an existing hoist with a manual trolley. • Towing capacities from 1/2 to 15 tons. • Electric and air versions available with speeds to 300 FPM. • Easily installed in the field, the RaiIRunner fits both tapered and flat flange beams as well as patented track Systems. Drive push-pull style manual bridge crânes Install a pair of tractor drives to motorize existing manual push-pull style bridge crânes. • Twin synchronized tractors share a common reversing control package. • Soft start and inverter-based controls as well as explosion-proof and spark-resistant versions are available. Standard E-series electric tractor Free-wheeling tractor with variable speed drive Free-wheeling option maximizes productivity Motorize overhead trolley movement while maintaining manual positioning ability. • Motorize the movement of hoists. ladles and other loads when directional push-buttons are pressed and drive tire is engaged. • Manually reposition loads when drive tire retracts after push-buttons are released. • One, two and variable speed models are available to accommodate long runs, sharp curves and switches. High-speed tractor (300 FPM) THIS EQUIPMENT IS NOT TO BE USED FOR LIFTING OR SUPPORTING PEUPLE 1-800-535-2725