| 摘要 |
PROBLEM TO BE SOLVED: To provide a compact on-load tap changer with an excellent insulation function, facilitating installation work and maintenance work.SOLUTION: The on-load tap changer includes: a cylindrical insulating container 3; a lid 2 for sealing an opening part of the insulating container; and a changeover switch 5 provided in the insulating container. A cylindrical insulating member 4 is provided between the lid and the changeover switch. The lid and the insulating container and a support insulating member, the support insulating member and the changeover switch are fixed with fitting members 6a to 6c. At least on one circumferential surface of the insulating container and the support insulating member, pleats 8a, 8b are provided.SELECTED DRAWING: Figure 1 |
