Alpine offers four service door operators for your fire doors. These convenient release devices are built for reliability and efficiency and will raise and lower your fire resistant doors with ease. Click on the corresponding links for the entrapment protection devices below for more complete details and specifications.
Alpine’s Redi-Master is a heavy industrial-duty, gear reduce hoist operator. Its features include a reduction unit comprised of a heavy-duty worme in an oil bath unit. The standard horsepower of the Redi-Master is 1/2 and has a maximum horsepower. The Redi-Master service door operators include a hand chain, a maintenance alert system, and a maximum run timer that automatically stops the door if it moves longer than its preset cycle time.
Alpine’s Redi-Hoist is a medium-duty, belt drive hoist operator with an auxiliary chain hoist. These entrapment protection devices have a maximum 1/2 horsepower and it is available for use on doors up to 10′ by 10′. The RediHoist release devices come with an emergency floor disconnect for manual operation by hand chain.
Alpine’s Redi-Lift is an industrial-duty, V-belt hoist operator that is available for doors up to 12′ by 12′. The Redi-Lift service door operators include a hand chain, a maintenance alert system, and a maximum run timer that automatically stops the door if it moves longer than its preset cycle time. These entrapment protection devices are available up to 1 horsepower.
Alpine’s Redi-Robot is a high quality advanced servo motor in a compact package (4″ x 12″ long) encased in a NEMA 4. Planetary gear for high efficiency and exceptional reliability. The electronic overload protection of these release devices eliminates the need for mechanical clutch. Output shaft speeds range from 70 to 350 RPM.
Alpine’s winning team of employees work diligently with the customers beyond the sale. We show our customers that their satisfaction is our top priority. Alpine’s quality and workmanship is proven throughout the door industry. Our hands-on approach to every job ensures customer satisfaction.