摘要 |
<p>The system has a switch sound/motion switch, motor drive and cable system that are provided for automatically closing and opening a window, when the set noise level is exceeded or fallen below the preset value. The automatic closing of rotation and/or tilting windows is performed, when the preset noise level is exceeded. The automatic opening of rotation and/or tilting windows is performed, when preset noise level is fallen below the preset value. The opening, tilting, closing and locking of window is performed manually during the unrestricted and independent operation of shutter system.</p> |