GCL-MJ MEDIUM-DUTY JACKSHAFT OPERATOR
The GCL-MJ is designed for high or full-lift sectional and rolling doors that have a limited-duty cycle requirement. Advanced features and robust mechanical design combine to provide a medium-duty operator that is the new standard in the industry.
Features
- Optical limit system with linear travel nuts.
- Max run timer automatically adjusts to up and down run time.
- TensiBelt® primary reduction.
- Delay on reverse.
- 16-character LCD display.
- UL325-2010 approved.
- 3-button control station.
- 2-year/20,000-cycle warranty.
- Programmable mid-stop.
- Pull-cord release for emergency manual operation.
Advantages
- Rated for 15 cycles per hour operation, maximizing the performance of a medium-duty operator.
- Modular design with optional expansion boards for advanced timer to close, and auxiliary output functionality.
- Optional Intellicode® plug and play receiver learns up to 50 transmitters. Learn and delete individual transmitters directly from LCD display.
- TensiBelt® primary drive reduction eliminates need to adjust belt tension.
- Available in either 115V or 230V AC 1Ø 60Hz. Expanded offering increases applications available for medium-duty use.
- Motor with built-in thermal protection and ball bearing drive end. Provides overload protection and bearings extend life of motor over typical bushings.
- LCD display with intuitive setup menu. Provides real-time status and trouble-shooting assistance.
- Open/close/stop and setup keys included on control board. Keeps all controls near the LCD display convenient for set up.
Construction
- Motor
1/2 HP, AC capacitor start/run motor. Motor replaceable without changing limits. - Brake
AC solenoid actuated band brake. - Drive
- Primary – TensiBelt® auto tensioning poly-V J-belt.
- Secondary – Chain and sprocket reduction
- Friction Clutch
Adjustable clutch to help protect against door and operator damage. - Precision Radial Ball Bearings
Incuded in critical areas throughout the powertrain. - Emergency Manual Operation
Pull-cord disconnect disengages drive allowing door to be moved manually while maintaining limits. - Pre-wired to accept:
- Monitored entrapment device such as photo eyes.
- Single or 3-button control stations.
- External interlock switches.
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