| 摘要 |
PROBLEM TO BE SOLVED: To provide a lower cover for cylindrical cutout which is visible when a fuse is blown, and suppresses contamination of salt in the cylindrical cutout by enhancing the tightness thereof, and to provide a cylindrical cutout including this lower cover.SOLUTION: A lower cover 10 for cylindrical cutout includes a fuse tube reception part 20, a fixed part 30 provided around the fuse tube reception part, and a movable part 40 provided between the fuse tube reception part and the fixed part and moves the fuse tube reception part downward when the fuse tube abuts against the fuse tube reception part. Furthermore, the cylindrical cutout incorporates a fuse tube which droops when an overcurrent flows, and includes a cylindrical cutout body having an opening at a lower part, and the lower cover. |
