Gas-insulated switchgear
US9425589B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2013 |
| Grant date | Aug 23, 2016 |
| Priority date | — |
| Expiry date | Jul 19, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02B1/22
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A circuit breaker (33) formed with a sealed tank (4) having a breaker section and an operating mechanism (2) is laterally arranged in a lengthwise direction and is fixed to a frame (1), and above the circuit breaker, main bus containers (11, 12) are provided, substantially orthogonally to an axial direction of the circuit breaker (33). Operating mechanism-side working space (B) and breaker section-side working space (C) are provided respectively above the operating mechanism (2) and the sealed tank (4), and a hand hole (5) is provided on an upper surface of the sealed tank (4). A connecting pin (24) is provided in a link mechanism connecting the operating mechanism (2) and the movable contact (7), and an operating mechanism-side working hole for accessibility to the connecting pin (24) from the operating mechanism-side working space (B) is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.