Continuous Duty Jackshaft Operator

LiftMaster

Jackshaft style commercial door operators are perfect for industrial applications. When using this operator doors should be balanced with the ability to be manually lifted by hand in case of a power outage or an emergency.

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Product Details
  • Dual Voltage Connections increase flexibility by enabling the installer to select the required voltage within phase, to meet job-site requirements.
  • Single-Phase: 115V and 230V, 3-Phase: 208V, 230V and 460V, 575V is a discrete model without field-selectable voltage.
  • Control Function Selector Dial enables easy selection and programming of (7) wiring types, from constant pressure to close, to specialized Timer-to-Close functionality to meet end-user needs.
  • Continuous-Duty High-Starting Torque Motor performs in demanding industrial overhead door applications.
  • Motor Removable without Affecting Limit Switch Settings saves time and money for maintenance.
  • Adjustable Friction Clutch helps to protect door and operator from damage should the door meet an obstruction.
  • Mid-Stop enables partial opening of door to a preprogrammed position for energy savings, time savings and convenience.
  • Maximum Run Timer reverses or stops door if closing time exceeds expected time-frame to limit damage to door and operator.
  • Delay-On-Reverse Circuit prevents abrupt reversal of door, reducing wear on the door and operator system.
  • 3-Button Control Station with Maintenance Alert System (MAS) provides open/close/stop functions and notification when routine maintenance is required.
  • Continuous-duty high-starting torque motor with instant reverse and overload protection. Available in 1/3, 1/2, 3/4 and 1 HP; single- or three-phase. Capacitor start on single-phase. Removable without affecting limit switch settings.
  • Operators are factory preset to C2 wiring, providing momentary contact to open and stop, with constant contact to close.
  • 5V DC NEC Class 2.
  • First-stage heavy-duty 5L V-belt; second-third-fourth stages #48 chain; #50 output sprocket chain.
  • Industrial ball bearings on 1" output shaft; heavy-duty oil-filled bushings on reduction shafts.
  • Brake standard on 3/4 and 1 HP operators (optional on1/2 HP, not available on 1/3 HP).
  • NEMA 1 type electrical box, heavy-duty 11-gauge steel frame with durable powder coat finish, all reduction sprockets drilled and pinned to shafts.

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