![Gearhead Trolley Operator](https://www.nwdusa.com/wp-content/uploads/2016/01/GT_Hires_Update-1024x637.jpg)
Gearhead Trolley Operator
Gearhead Trolley (GT) style commercial door operators employ lubricated gears and are optimal for heavy industrial, high-cycle applications.
Connectivity
- MyQ® Technology enables you to securely monitor and control your facility operator and lights with your smartphone, tablet or computer for greater peace of mind.
- Alerts can be received as email or pop-up (push) notifications on a mobile device, ensuring the status of your commercial door.
- MyQ Mobile App is a free download with no annual activation fee.
- Requires 828LM MyQ Internet Gateway to connect to MyQ Smartphone App.
Performance
- 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 1/2, 3/4, 1 and 1-1/2 HP; single- or three-phase. Capacitor start on single-phase.
- Operators are factory preset to C2 wiring, providing momentary contact to open and stop, with constant contact to close.
- 5V DC NEC Class 2.
- 10:1 first-stage using heavy-duty gears running in oil bath; cast iron housing; #41 chain second stage; #41 output chain on trolley.
- Sealed roller bearings in gear reducer. Flange-mount industrial ball bearings on drive shaft.
- Brake comes standard.
- NEMA 1 type electrical box, heavy-duty 11-gauge steel frame with durable powder coat finish, all reduction sprockets drilled and pinned to shafts.
- #41 Trolley Roller Chain comes standard.
- Two-year warranty.
Safety and Security
- UL 325 requires all commercial door operators to be either constant pressure to close or be equipped with a primary external monitored entrapment protection device.
- Security+ 2.0™ safeguards your facility – with every click, a new code is sent to the commercial door operator so the door opens only for you.
- Timer-To-Close conveniently and confidently closes the commercial door automatically after a predetermined amount of time has elapsed for added security and peace of mind.
- Emergency Disconnect disconnects the operator from the door for manual lifting in an emergency.
Optional Accessories
![Remote Light Control 825LM](http://www.nwdusa.com/wp-content/uploads/2016/01/825LM_Update.jpg)
Remote Light Control 825LM
Plug in any lamp inside your house to this device and control it with your smartphone or garage door opener remote control.
![Internet Gateway 828LM](http://www.nwdusa.com/wp-content/uploads/2016/01/828LM_Update.jpg)
Internet Gateway 828LM
Connect your garage door opener, gate operator and MyQ® Accessories to the Internet, enabling smartphone control.
![Door and Gate Monitor 829LM](http://www.nwdusa.com/wp-content/uploads/2016/01/829LM_Update.jpg)
Door and Gate Monitor 829LM
Monitor and close up to four garage doors or gates from any room inside your house.