| 摘要 |
An upper face number window jig for an on load tap changer is manufactured according to the shape of the upper face number window of an OLTC, thereby facilitating a process. The upper face number window jig comprises a first cylinder part of a cylindrical shape, a second cylinder part which is combined with the first cylinder part and has four pins which are formed in an upper part with a constant distance, and a shaft which is integrally formed at the center of the second cylinder part and has a hole of a horizontal direction at the center of an upper end and a hole of a vertical direction. |
