Motor Operators
| Model | MGH | SGH | MGRL | STK |
| Type | In-line gear drive | In-line gear drive |
In-line gear drive with internal lock sensor to prevent opening door with locks engaged | Tubular motor operator (in barrel) |
| Control Panel | Integral to operator | Integral to operator | Integral to operator | Wall mount |
| Typical Application | Moderate sized service doors and grilles in standard cycle applications | Larger service doors and grilles and all doors and grilles in higher usage applicatons | Counter service doors, grilles, closures and smaller service doors with locking device | Counter service doors and counter grilles |
| Usage | Up to 20 cycles per hour, 20,000 total cycles |
Up to 40 cycles per hour, 100,000 total cycles |
Up to 20 cycles per hour, 20,000 total cycles |
Up to 10 cycles per hour, 10,000 total cycles |
| Listing | UL 325 | UL 325 | UL 325 | UL 325 |
| Motor | TENV | Continuous duty TEFC | TENV | TENV |
| Horsepower | 1/2 | 1/2, 1, 1 1/2, 2, 3, 5, 7 1/2 | 1/3 | 1/3 |
| Standard Voltage | 115v-1ph, 230v-1ph, 208/230v-3ph, 460v-3ph (all 60Hz) | 115v-1ph, 230v-1ph (up to 1 1/2 HP), 208/230v-3ph, 460v-3ph (all 60Hz) | 115v-1ph (60Hz) | 115v-1ph (60 Hz) |
| Available Voltage | 230v-1ph-50hz, 230v-3ph-50Hz, 380/415v-3ph-50Hz, 575v-3ph-60Hz |
230v-1ph-50Hz (up to 1 1/2 HP), 230v-3ph-50Hz, 380/415v-3ph-50Hz, 575v-3ph-60Hz |
Consult factory | Consult factory |
| Auxiliary Operator | Chain hoist | Chain hoist | Lever release (chain hoist optional) |
Awning crank |
| Delay on Reverse | Not available | Standard (requires door be provided with monitored sensing device) |
Not available | Not available |
| Internal Lock Sensor | Not available (guide mount interlocks can be provided) | Not available (guide mount interlocks can be provided) | Standard | Not available |
| Emergency Egress Function | Optional | Not available | Optional | Not available |
| NEMA Ratings | NEMA 1 (car wash modification optional) | NEMA 1 (NEMA 4/12, 4X, 7/9 optional) | NEMA 1 | NEMA 1 |
Lawrence Roll-Up Doors, Inc. reserves the right to change specifications without notice. Refer to Standard Specifications sheets (available upon request) for complete product information. © 2024 Lawrence Roll-Up Doors, Inc.