| 摘要 |
The switchgear cabinet (1) has an aperture (2) that is provided for supplying air and aperture (3) that is set for exhausting air. A ventilator (4) is provided for supplying air to main unit through aperture. A filter (5) is provided for purifying the intake air. The filter is arranged in outer surface of cylindrical arrangement (6). The air supplying aperture is formed in the region of top surface of cylindrical arrangement. The ventilator is arranged in the region of air supplying aperture for pushing air through filter into main unit. |
