タイトルまたは説明

***** release key in case of power failure. 2.Auto-reverse when hits person or car. 3.Self-locked electromechanical gear motor ***** line control or remote control is optional. ***** limit switch or mechanical limit switch is optional. ***** terminals for photocell , alarm lamp, external receiver, etc. ***** soft-start, ensures the motor starts steadily and smoothly. ***** base or grease bath is optional.