Compact guide tracks with built-in light grid. The Speed-Master® 1600 L19 has guide tracks made of heavy duty 12 gauge galvanized steel, with dimensions of 7-3/8″ wide x 4-3/8″ projection which enable the Speed-Master® 1600 L19 to fit into areas with limited clearance. A light grid is built into the guide tracks up to 8’0″ high. Completely free of coil cords, the light grid provides a thorough wall of protection for personnel and equipment at the doorway, as compared to other doors that use only photocells. Full perimeter draft seals provide dust and odor containment, as well as general environmental control.
Smart start™ nxt nema 4x control box standard on doors over 10 x 10. Effective April 1, 2017, the Speed-Master® 1600 L19 has the following control box configuration as standard: The 208 v to 575 v / 3-phase / 60 Hz Smart Start™ NXT NEMA 4X control box. Optional: 230 v / 1-phase / 60 Hz / 3-phase output NEMA 3 control box, available for doors up to 10’0″ wide x 10’0″ high.