Easy trip test and automatic reset
Controlled, slow and safe rate of decent
10 second time delay on power failure
Time delay on reverse
Failsafe release device for fire alarm connection
Automatic power open after fire alarm clears
Preset selectable safety edge reversing cycles
Safety terminals for sensing edge or photo eyes
Pre-wired for door moving warning signal
Optional environmental modifications for NEMA 4 and NEMA 4X applications
Motor: Continuous-duty, high starting torque with overload protection. Available in 1/3, 1/2, 3/4, 1-1/2, 2, 5 and 7-1/2 HP; single-phase capacitor start and three phase motors.
Brake: Maintenance free, solenoid actuated brake. Long lasting solenoid. No adjustment needed for the life of the operator.
Failsafe Closing: In the event of power failure, the operator will internally release brake and close door with controlled descent.
Link Release Connection: Provision for optional remote fusible link release connection.
Close on Alarm: Power close mode and gravity close mode can be pre-set. Power close mode can only be achieved when electricity power present during alarm. Fail to present electricity power in power close mode, change to gravity close mode with controlled descent naturally.
Time Delay to Close in Alarm: A selectable function by customer to enable/disable time delay to close when alarm occurred.
Auto Reset after Alarm: Automatic reset to restore normal operation simply by activating open button after alarm is cleared and power is restored.